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Annotated Check List and Host Index for -Rotting Fungi

Item Type text; Book

Authors Gilbertson, R. L.; Martin, K. J.; Lindsey, J. P.

Publisher College of Agriculture, University of Arizona (Tucson, AZ)

Rights Copyright © Arizona Board of Regents. The University of Arizona.

Download date 28/09/2021 02:18:59

Link to Item http://hdl.handle.net/10150/602154 Annotated Check List

and Host Index for

Arizona Wood - Rotting Fungi

Technical Bulletin 209

Agricultural Experiment Station The University of Arizona Tucson AÏfJ\fOTA TED CHECK LI5T aid HOST INDEX ford

ARIZONA WOOD- ROTTlNg FUNGI

/. L. GILßERTSON K.T IyIARTiN Z J. P, LINDSEY3

PRDFE550I of PATHOLOgY 2GRADUATE ASSISTANT in I?ESEARCI-4 36FZADAATE A5 S /STANT'" TEACHING

Z z l'9 FR5 1974- INTRODUCTION flora similar to that of the Gulf Coast and the southeastern United States is found. Here the major include such as Arizona is characterized by a wide variety of Arizona sycamore, Arizona black walnut, , ecological zones from Sonoran Desert to alpine velvet ash, Fremont cottonwood, , and tundra. This environmental diversity has resulted mesquite. Some , including , in a rich flora of woody in the state. De- Apache pine, pinyons, , and Arizona cypress tailed accounts of the vegetation of Arizona have also occur in association with these hardwoods. appeared in a number of publications, including Arizona fungi typical of the southeastern flora those of Benson and Darrow (1954), Nichol (1952), include ulmaria, Donkia pulcherrima, Kearney and Peebles (1969), Shreve and Wiggins Tyromyces palustris, Lopharia crassa, (1964), Lowe (1972), and Hastings et al. (1972). andersonii, and . Little (1968) included 126 species of from Arizona in his manual of southwestern trees. Many In addition, southern Arizona apparently is additional species of woody plants that do not the northernmost limit for some species that are attain tree size also occur in Arizona. All of essentially tropical or characteristic of the these provide a potential substratum for wood - Mexican fungal flora. These include rotting fungi. badius, Phellinus weirianus, Inonotus patouillardii, Inonotus arizonicus, Inonotus texanus, Although the annual precipitation in most areas tamaricicola and Poria carnegiea. is relatively low, much of the precipitation falls in the summer rainy season and during a short winter Trees and shrubs in the Sonoran and Mohave period. The summer or "monsoon" rains generally desert areas also provide woody substrata for a begin in July and continue through August. surprising number of fungi. Most of these are Conditions become extremely favorable for fruiting species characteristic of the southeastern or of wood- rotting fungi during this period, and it is tropical floras. then that the great majority of fungi can be found. The abundant and varied woody substrata, combined In the check list the name of each is with the favorable moisture and temperature condi- followed by the names of the host plants on which tions in late summer and early fall, result in a that fungus has been reported. Names of host plants surprisingly rich flora of wood -rotting fungi in are based primarily on ARIZONA FLORA by Kearney and this generally arid state. Peebles (1969).

Most of the fungi in this check list are found The Arizona counties recorded for each host on dead, fallen or standing trees, stumps, or dead are also given. The host index is arranged branches. These organisms play an essential alphabetically by the Latin name of the host. ecological role in the decomposition of large Common names are given if available. quantities of dead organic material and the re- cycling of carbon back into the atmosphere. Some of The information in this bulletin is based on the fungi decay the heartwood in living trees and voucher specimens in the University of Arizona shrubs, weakening the plants structurally, and mycological herbarium. Most of the field work contributing to their eventual decline and death. involved has been supported by McIntire -Stennis This permits young, vigorously growing plants to project 713. C. T. Mason, Jr. provided valuable replace them. assistance in identification of host plants. In addition to the authors, a number of individuals The basic nature of the higher fungal flora of have made collections used in preparing this Arizona has been pointed out in previous publications publication. These include Dr. E. R. Canfield, Dr. (Gilbertson and Budington, 1970; Budington and G. B. Cummins, Dr. P. D. Keener, Arthur B. Gilbertson, 1973). Elements of three major floral Budington, Jerry McHenry, Dr. H. H. Burdsall, Jr., complexes overlap in southern Arizona. and Dr. M. J. Larsen. Their contributions are gratefully acknowledged. We also gratefully In the coniferous forests at higher elevations a acknowledge the expert assistance of Marjorie typical Rocky Mountain fungal flora is found. The Lindsey, who prepared the camera ready copy of the major tree species here are ponderosa pine, Douglas manuscript. , white fir, southwestern white pine, Engelmann and Colorado blue , corkbark fir, and quaking aspen. Fungi characteristic of the Rocky Mountain flora include Phellinus nigrolimitatus, tinctorium, Vararia granulosa, Vararia racemosa, Poria albobrunnea, luna, Poria sitchensis, Polyporus alboluteus, Polyporus leucospongia, Polyporus subchartaceus, and Sparassis radicata.

At lower elevations in southern Arizona, a fungal

1 ANNOTATED CHECK LIST OF ARIZONA WOOD- ROTTING FUNGI Abies concolor Pima

AND THE WOODY PLANTS ON WHICH THEY GROW CONIOPHORA OLIVASCENS (Berk. et Curt.) Massee. Associated with a white rot of dead conifers and hardwoods. Sclerotial bodies are often associated with the .

kuriscalpiaceae Cochise, Greenlee Platanus wrightii Santa Cruz GLOEODONTIA DISCOLOR (Berk. et Curt.) Boid. Associated with a white rot of dead hardwoods. CONIOPHORA PUTEANA (Schum. ex Fr.) Karst. Common in the Gulf coast region and the Southeast Associated with a brown cubical rot of dead conifers but found only once in southern Arizona. and hardwoods. Also reported elsewhere to cause a brown butt rot in . Salix gooddingii Santa Cruz Alnus oblongifolia Graham GLOIODON STRIGOSUM (Fr.) Karst. Associated with a Picea engelmannii Graham white rot. Apparently rare in Arizona and known Pinus engelmannii Cochise from a single collection. Pinus ponderosa Greenlee

Abies lasiocarpa var. arizonica Pima CONIOPHORELLA OLIVACEA (Fr.) Karst. Associated with a brown rot of dead conifers and hardwoods. Common in coniferous forests of Arizona. Coniophoraceae Pinus leiophylla var. chihuahuana Pima CONIOPHORA ARIDA (Fr.) Karst. Associated with a Pinus ponderosa Cochise, Pima brown rot of dead conifers and rarely on hardwoods. tremuloides Pima Common throughout coniferous forest zones of menziesii Pima Arizona. HIMANTIOIDES (Fr. ex Fr.) Karst. Associated Abies concolor Graham with a brown rot of conifers and hardwoods. Common Abies lasiocarpa var. arizonica Coconino in the coniferous forest zones. Chilopsis linearis Cochise, Santa Cruz major Pima Abies concolor Pima Picea engelmannii Apache, Graham Pinus ponderosa Cochise, Pima Pinus cembroides Cochise, Santa Cruz Pinus strobiformis Pima Pinus edulis Santa Cruz Pinus ponderosa Coconino, Greenlee, Pima SERPULA PINASTRI (Fr.) Bond. Associated with a Pinus strobiformis Graham brown rot of dead conifers and hardwoods. Platanus wrightii Cochise Populus tremuloides Coconino, Graham Abies concolor Graham, Pima Pseudotsuga menziesii Pima Picea engelmannii Graham Pinus ponderosa Coconino, Greenlee, Pima CONIOPHORA CORRUGIS Burt. Associated with a white rot of dead conifers and hardwoods. Common at high elevations, particularly in the spruce -fir zone, where it develops in snow and often grows over living stems or recently fallen trees and branches. ALEUROCORTICIUM ACERINUM (Pers. ex Fr.) Lemke. Associated with a white rot of dead branches. Abies lasiocarpa var. arizonica Coconino Acer glabrum Pima Mortonia scabrella Pima Picea pungens Coconino Pinus ponderosa Coconino ALEUROCORTICIUM DRYINUM Pers. Associated with a Populus tremuloides Coconino white rot of dead branches.

CONIOPHORA INFLATA Burt. Associated rot not arizonica Cochise determined. ALEUROCORTICIUM GRISEOCANUM (Bres.) Lemke. Carnegiea gigantea Pima Associated with a white rot of dead branches. Olneya tesota Pima, Pinal Common in -woodland and pinyon - zones. Prosopis juliflora Pinal Juniperus deppeana Cochise CONIOPHORA MUSTIALAENSIS (Karst.) Massee. Santa Cruz Associated rot not determined. Quercus toumeyi Santa Cruz

2 ALEURODISCUS AMORPHUS (Pers. ex Fr.) J. Schroet. Abies concolor Pima Associated with a white rot of dead branches on the arizonica Pima lower crown of living trees and also pathogenic on Juniperus deppeana Cochise, Pima young fir trees, sometimes found fruiting abundantly Picea engelmannii Graham on entire trunk and branch surfaces of small recently killed trees. ALEURODISCUS OAKESII (Berk. et Curt.) Hoehn. et Litsch. Associated rot not determined. Common on Abies concolor Cochise, Graham bark of trunks of living oaks in southern Arizona. Abies lasiocarpa var. arizonica Graham Quercus arizonica Pima ALEURODISCUS BERTII Lloyd. Associated with a white Cochise rot of dead branches on living trees in the oak Quercus reticulata Cochise, Pima woodland type. ALEURODISCUS SPINIGER Rogers et Lemke. Associated Cercocarpus betuloides Cochise with a white rot of dead, fallen trees. Cercocarpus breviflorus Santa Cruz Juniperus monosperma Cochise Pseudotsuga menziesii Pima Santa Cruz Quercus hypoleucoides Cochise ALEURODISCUS WEIRII Burt. Associated with a white Quercus reticulata Cochise rot of dead, fallen trees.

ALEURODISCUS CANADENSIS Skolko. Associated with a Abies concolor Pima white rot of ponderosa pine log. Apparently rare in Arizona and known only from a single collection. AMPHINEMA BYSSOIDES (Fr.) J. Erikss. Associated with a white rot of dead conifers and hardwoods. Pinus ponderosa Pima Abies concolor Pima ALEURODISCUS CERUSSATUS (Bres.) Hoehn. et Litsch. Acer glabrum Cochise Associated with a white rot of dead branches on Picea engelmannii Graham living trees. Pinus engelmannii Cochise Pinus ponderosa Cochise Abies concolor Pima Populus tremuloides Coconino, Graham, Cercocarpus breviflorus Cochise Greenlee, Pima velutina Santa Cruz serotina ssp. virens Cochise AMPHINEMA TOMENTELLA (Bres.) M. P. Chris. Quercus arizonica Santa Cruz Associated with a white rot of fallen conifers and hardwoods. A rare species in Arizona. ALEURODISCUS CROCEUS Pat. Associated with a white rot of dead branches. Picea engelmannii Graham

Quercus reticolata Pima AMYLOCORTICIUM SUBINCARNATUM (Pk.) Pouz. Associated with a white rot of logs. ALEURODISCUS DIFFISUS (Sacc.) Burt. Associated with a white rot of dead branches. Picea engelmannii Graham

Ceanothus greggii Santa Cruz AMYLOCORTICIUM SUBSULPHUREUM (Karst.) Pouz. Juglans major Cochise Associated with a white rot of dead, fallen Lycium andersonii Cochise ponderosa pine. Quercus sp. Cochise Pinus ponderosa Pima ALEURODISCUS DISCIFORMIS (DC. ex Fr.) Pat. Associated with a white rot of dead branches. ATHELIA BICOLOR Pk. Associated with a rot of dead, fallen trees. Commonly associated with bright Quercus arizonica Santa Cruz yellow rhizomorphs. Cochise, Pima Pinos ponderosa Pima ALEURODISCUS FENNICUS Laur. Associated with a white rot of dead, fallen trees. ATHELIA BYSSINA (Karst.) Parm. Associated with a white rot of dead, fallen trees. Picea engelmannii Graham Picea engelmannii Graham ALEURODISCUS LIVIDOCOERULEUS (Karst.) Lemke. Pinos ponderosa Cochise, Pima Associated with a white rot of dead, fallen Populus tremuloides Graham conifers. Common in the northern Rocky Mountains but rarely found in Arizona.

3 ATHELIA DECIPIENS (Hoehn. et Litsch.) J. Erikss. Pseudotsuga menziesii Graham Associated with a white rot of dead, fallen conifers and hardwoods. Common in Arizona. BOTRYOBASIDIUM ANSOSUM Jacks. et Rogers. Associated with a white rot. Abies concolor Graham Abies lasiocarpa var. arizonica Pima Pinus ponderosa Cochise Alnus oblongifolia Pima Carnegiea gigantea Pima BOTRYOBASIDIUM CANDICANS J. Erikss. Associated with Pinus ponderosa Cochise, Greenlee, Pima a white rot.

ATHELIA EPIPHYLLA Pers. Associated with a white rot Pinus ponderosa Cochise of dead, fallen conifers and hardwoods. BOTRYOBASIDIUM LANGLOISII (Pat.) Gilbertson et Alnus oblongifolia Pima Budington. Associated with a white rot. Cupressus arizonica Pima Pinus ponderosa Coconino Pinus ponderosa Pima Populus tremuloides Coconino BOTRYOBASIDIUM MEDIUM J. Erikss. Associated with a ATHELIA FUSCOSTRATA (Burt) Donk. Associated with a white rot. white rot of dead fallen conifers and hardwoods. Common in the coniferous forests at higher Pinus ponderosa Cochise elevations. BOTRYOBASIDIUM PRUINATUM (Bras.) J. Erikss. Abies lasiocarpa var. arizonica Pima Associated with a white rot. Acer glabrum Pima Pinus ponderosa Coconino, Pima Pinus ponderosa Pima Populus tremuloides Graham, Pima Pseudotsuga menziesii Coconino, Pima BOTRYOBASIDIUM SUBCORONATUM (Hoehn. et Litsch.) Donk. Associated with a white rot of dead conifers ATHELIA GALZINII (Bourd.) Donk. Associated with a and hardwoods. Common in coniferous forest regions. white rot of dead, fallen conifers and hardwoods. Alnus oblongifolia Graham Abies concolor Pima Arbutus arizonica Cochise Pin us ponderosa Coconino, Graham Pinus leiophylla var. chihuahuana Cochise Quercus sp. Pima Pinus ponderosa Cochise, Coconino Pinus strobiformis Pima ATHELIA GRISEA M. P. Chris. Associated with a white Pseudotsuga menziesii Cochise rot of dead, fallen conifers and hardwoods. BOTRYOBASIDIUM VAGUM (Berk. et Curt.) Rogers. Alnus oblongifolia Graham Associated with a white rot of dead, fallen conifers. Pseudotsuga menziesii Pima Abies lasiocarpa var. arizonica Graham ATHELIA MICROSPORA (Karst.) Gilbertson. Associated Picea engelmannii Graham with a white rot. Pinus cembroides Cochise Pinus engelmannii Cochise Pinus ponderosa Cochise, Graham Pinus ponderosa Coconino, Pima

ATHELIA NEUHOFFII (Bres.) Donk. Associated with a BOTRYOHYPOCHNUS ISABELLINUS (Fr.) J. Erikss. white rot. Associated with a white rot of dead, fallen conifers and hardwoods. Populus tremuloides Coconino Abies concolor Pima ATHELIA SEPTENTRIONALIS J. Erikss. Associated with Pinus ponderosa Cochise a white rot. Populus tremuloides Coconino, Pima Quercus hypoleucoides Cochise Picea engelmannii Graham BYSSOMERULIUS ARMENIACUS (Bres.) Parm. Associated ATHELIA TESSULATA (Cke.) Donk. Associated with a with a white rot of dead, fallen conifers and white rot. hardwoods at higher elevations in the coniferous forest zones. Pinus ponderosa Yavapai Pseudotsuga menziesii Coconino Abies concolor Pima Pinus ponderosa Cochise ATHELIOPSIS LUNATA (Rom.) Parm. Associated with a Populus tremuloides Pima white rot. Pseudotsuga menziesii Graham

4 BYSSOMERULIUS CORIUM (Fr.) Parm. Associated with a Dasylirion wheeleri Pima white rot of dead branches on living trees. This is Prosopis juliflora Pinal one of the most common of the branch decay fungi and is especially common on mesquite and oaks. AVELLANEUM Bres. Associated with a white rot A1nus oblongifolia Pinal Platanus wrightii Cochise Baccharis sarothroides Pima Celtis reticulata Cochise CORTICIUM LEPIDUM (Rom.) Bourd. et Galz. Associated Pinus ponderosa Cochise, Pima with a white rot of fallen conifers and Populus tremuloides Apache, Cochise, branches. The bright pinkish- orange basidiocarps Coconino develop under snow at higher elevations and are Prosopis juliflora Pima, Santa Cruz deteriorated by summer. Quercus arizonica Cochise, Pima, Santa Cruz Populus tremuloides Pima Quercus gambelii Cochise, Coconino Pseudotsuga menziesii Graham, Pima Quercus hypoleucoides Cochise Quercus reticulata Cochise, Pima DRYINUM (Berk. et Curt.) Parm. Simmondsia chinensis Pima Associated with a white rot of conifer logs. Common on ponderosa pine. BYSSOMERULIUS HIRTELLUS (Burt) Parm. Associated with a white rot of conifers or hardwoods at higher Pinos ponderosa Apache, Cochise, elevations. Found in the late summer and fall Coconino, Pima fruiting season and also in the early spring near Pseudotsuga menziesii Cochise, Pima melting snow. DACRYOBOLUS KARSTENII (Bres.) Parm. Associated with Abies lasiocarpa var. arizonica Pima a brown cubical rot of pine logs. The basidiocarps Picea engelmannii Graham and freshly exposed rot of this common fungus have Pinus ponderosa Graham a sweet, fragrant odor. Populus tremuloides Coconino, Pima Pseudotsuga menziesii Graham Pinos leiophylla var. chihuahuana Cochise Pinos ponderosa Pima BYSSOMERULIUS INCARNATUS (Schw.) Gilbertson. Associated with a white rot of dead branches. Rare DACRYOBOLUS SUDANS (Fr.) Fr. Associated with a in Arizona. brown cubical rot of dead, fallen conifers and hardwoods. Pinos ponderosa Pima Juniperus monosperma Santa Cruz BYSSOMERULIUS SERPENS (Fr.) Parm. Associated with Pinus ponderosa Pima a white rot of dead, fallen conifers and hardwoods. Platanus wrightii Cochise A common species from the ponderosa pine forest zone Quercus hypoleucoides Cochise to the spruce -fir zone. Quercus reticulata Cochise

Picea engelmannii Graham GALZINIA OCCIDENTALIS Rogers. Associated with a Pinus ponderosa Coconino, Pima white rot of Chihuahua pine log. Apparently rare Platanus wrightii Pima in Arizona. Known only from a single collection. Populus tremuloides Graham, Pima Quercus hypoleucoides Cochise Pinus leiophylla var. chihuahuana Cochise

BYSSOMERULIUS SULPHUREUS (Burt) Lindsey, comb. nov. GLOEOCYSTIDIELLUM CITRINUM (Pers.) Lund. Associated (basionym: sulphureus Burt, Ann. Mo. Bot. with a white rot of conifer and hardwood logs. Gard. 4:333. 1917). Associated with a white rot Especially common on ponderosa pine. of fallen desert trees. Abies lasiocarpa var. arizonica Graham Olneya teso ta Pinal Alnus oblongifolia Pima Prosopis juliflora Pima Picea engelmannii Graham Pinus ponderosa Cochise, Coconino, (Rom.) Parm. Associated with a Graham, Pima brown cubical rot of decorticated conifer logs. Common in central and northern Rocky Mountains but GLOEOCYSTIDIELLUM CONVOLVENS (Karst.) Donk. known only from the San Francisco Peaks in Arizona. Associated with a white rot of aspen logs.

Pinus ponderosa Coconino Populus tremuloides Apache, Graham

CORTICIUM ARACHNOIDEUM Berk. Associated with a white rot.

5 GLOEOCYSTIDIELLUM KARSTENII (Bourd. et Galz.) Donk. Populus tremuloides Graham Associated with a white rot. Quercus arizonica Santa Cruz

Pseudotsuga menziesii Pima HYPHODERMA MEDIOBURIENSIS (Burt) Donk. Associated with a white rot. GLOEOCYSTIDIELLUM LACTESCENS (Berk.) Boid. Associated with a white rot of hardwood logs. Populus tremuloides Coconino

Agave palmeri Cochise HYPHODERMA PALLIDUM (Bres.) Donk. Associated with Alnus oblongifolia Pima a white rot of ponderosa pine logs. Rare in Arizona. Populus tremuloides Pima Pinus ponderosa Pima, Cochise GLOEOCYSTIDIELLUM LEUCOXANTHUM (Bras.) Boid. Associated with a white rot of dead hardwoods. Rare HYPHODERMA PILOSUM (Burt) Gilbertson et Budington. in Arizona. Associated with a white rot of dead, fallen conifers and hardwoods. Quercus hypoleucoides Cochise Alnus oblongifolia Pima GLOEOCYSTIDIELLUM LURIDUM (Bras.) Boid. Associated Arbutus arizonica Cochise with a white rot. Pinus ponderosa Cochise, Pima Populus tremuloides Pima Picea engelmannii Graham Quercus emoryi Cochise

GLOEOCYSTIDIELLUM POROSUM (Berk. et Curt.) Donk. HYPHODERMA POPULNEUM (Pk.) Donk. Associated with a Associated with a white rot of aspen logs and common white rot of dead, fallen quaking aspen and known on that substratum. only on that substratum.

Populus tremuloides Coconino, Pima Populus tremuloides Cochise, Pima

HYPHODERMA AMOENUM (Burt) Donk. Associated with a HYPHODERMA PUBERUM (Fr.) Wallr. Associated with a white rot of dead branches on living hardwoods and white rot. also found on fallen Agave flower stalks. Alnus oblongifolia Graham Agave parryi Santa Cruz Garrya wrightii Pinal HYPHODERMA ROSEOCREMEUM (Bras.) Donk. Associated Prosopis juliflora Pinal with a white rot of dead, fallen hardwoods. Prunus serotina ssp. virens Cochise, Santa Cruz Quercus arizonica Cochise, Santa Cruz Fraxinus velutina Santa Cruz Quercus hypoleucoides Cochise Platanus wrightii Pinal Quercus oblongifolia Pima Prunus serotina ssp. virens Santa Cruz Quercus emoryi Santa Cruz HYPHODERMA ARGILLACEUM (Bres.) Donk. Associated Quercus hypoleucoides Cochise with a white rot of conifer logs and slash. Quercus reticulata Cochise

Abies concolor Pima HYPHODERMA SETIGERUM (Fr.) Donk. Associated with a Juniperus deppeana Santa Cruz white rot of dead, fallen conifers and hardwoods. Pin us ponderosa Cochise Chilopsis linearis Santa Cruz HYPHODERMA CLAVIGERUM (Bres.) Donk. Associated with Maclura pomifera Santa Cruz a white rot of dead hardwoods. Pinus ponderosa Cochise Platanus wrightii Santa Cruz Chilopsis linearis Cochise Prunus serotina ssp. virens Santa Cruz Quercus hypoleucoides Cochise Quercus arizonica Santa Cruz

HYPHODERMA DEFINITUM (Jacks.) Donk. Associated with HYPHODERMA TENUE (Pat.) Donk. Associated with a a white rot. white rot of dead, fallen conifers and hardwoods. Common throughout forest areas. Pinus engelmannii Cochise Pinus ponderosa Cochise, Pima Abies concolor Pima Alnus oblongifolia Pima HYPHODERMA GUTTULIFERUM (Karst.) Donk. Associated Picea engelmannii Graham with a white rot of dead fallen hardwoods. Pinus ponderosa Cochise, Pima Pinus strobiformis Graham Alnus oblongifolia Graham Platanus wrightii Pima, Santa Cruz Platanus wrightii Santa Cruz Populus tremuloides Cochise, Pima

6 Pseudotsuga menziesii Pima Alnus oblongifolia Apache Quercus arizonica Pima Populus tremuloides Cochise Quercus hypoleucoides Cochise Quercus hypoleucoides Cochise

HYPHODERMA TEUTOBERGENSE (Brínkm.) J. Erikss. FLOCCOSA (Bourd. et Galz.) J. Erikss. Associated with a white rot of dead, fallen conifers Associated with a white rot. and hardwoods. Cowania stansburiana Santa Cruz Pinus ponderosa Cochise Pinus ponderosa Cochise, Pima Quercus reti culata Pima HYPHODONTIA HASTATA (Litsch.) J. Erikss. Associated HYPHODONTIA ABIETICOLA (Bourd. et Galz.) J. Erikss. with a white rot. Associated with a white rot of dead, fallen conifers. Pinus ponderosa Pima

Pinus ponderosa Cochise HYPHODONTIA PALLIDULA (Bres.) J. Erikss. Associated Pseudotsuga menziesii Pima with a white rot. Very common on ponderosa pine logs and slash. HYPHODONTIA ALUTACEA .) J. Erikss. Associated with a white rot of dead, fallen conifers. Abies concolor Cochise, Pima Alnus oblongifolia Pima Picea engelmannii Graham Picea engelmannii Graham Pinus ponderosa Cochise, Pima Pinus leiophylla var. chihuahuana Cochise Pinus ponderosa Cochise, Pima HYPHODONTIA ALUTARIA (Burt) J. Erikss. Associated Populus tremuloides Graham with a white rot of dead, fallen ponderosa pine. Pseudotsuga menziesii Pima

Pinus ponderosa Cochise, Pima HYPHODONTIA PAPILLOSA (Fr .) J. Erikss. Associated with a white rot. HYPHODONTIA ARGUTA (Fr.) J. Erikss. Associated with a white rot of dead, fallen conifers and hardwoods. Acer grandidentatum Pima A very common species in Arizona. Pinus engelmannii Cochise Pinus ponderosa Pima, Santa Cruz Abies concolor Pima Abies lasiocarpa var. arizonica Pima HYPHODONTIA QUERCINA (Fr.) J. Erikss. Associated Alnus oblongifolia Graham, Pima with a white rot. Arbutus arizonica Cochise Juniperus deppeana Cochise Prosopis juliflora Santa Cruz Populus tremuloides Graham HYPHODONTIA SAMBUCI (Pers. ex Fr.) J. Erikss. HYPHODONTIA ASPERA (Fr.) J. Erikss. Associated with Associated with a white rot. a white rot of dead, fallen conifers and hardwoods. Maclura pomífera Santa Cruz Picea engelmannii Graham Prosopis juliflora Santa Cruz Pinus ponderosa Pima Quercus emoryi Pima, Santa Cruz Populus tremuloides Cochise, Graham neomexicana Cochise Robinia neomexicana Pima HYPHODONTIA SPATHULATA (Fr.) Parm. Associated with HYPHODONTIA BREVISETA (Karst.) J. Erikss. a white rot. Associated with a white rot of dead, fallen hardwoods and conifers. Alnus oblongifolia Graham Fraxinus velutina Santa Cruz Arbutus arizonica Cochise Juglans major Pima Pinus ponderosa Cochise, Pima Juniperus deppeana Santa Cruz Populus tremuloides Graham Malus pumila Cochise Platanus wrightii Pima HYPHODONTIA BUGELLENSIS (Ces. apud Klotsch) J. Erikss. Associated with a white rot. HYPHODONTIA STIPATA (Fr.) Gilbertson. Associated with a white rot. Chilopsis linearis Santa Cruz Platanus wrightii Santa Cruz Fraxinus velutina Santa Cruz

HYPHODONTIA CRUSTOSA (Pers. ex Fr.) J. Erikss. Associated with a white rot.

7 HYPHODONTIA SUBALUTACEA (Karst.) J. Erikss. Quercus emoryi Cochise, Santa Cruz Associated with a white rot. LEUCOGYROPHANA MOLLUSCA (Fr.) Pouz. Associated with Pinus ponderosa Cochise, Graham a white rot of ponderosa pine logs and slash.

HYPOCHNICIUM ANALOGUM (Bourd. et Galz.) J. Erikss. Pinus ponderosa Coconino Associated with a white rot. Basidiocarps have a strong, sweet odor that persists in dried specimens. LEUCOGYROPHANA PSEUDOMOLLUSCA (Parm.) Parm. Associated with a white rot of dead, fallen conifer Fraxinus velutina Santa Cruz logs and slash, and particularly common on ponderosa Quercus emoryi Santa Cruz pine. Salix gooddingii Santa Cruz Abies concolor Pima HYPOCHNICIUM BOMBYCINUM (Sommerf. ex Fr.) J. Erikss. Pinus engelmannii Cochise Associated with a white rot, generally of hardwoods Pinus ponderosa Apache, Cochise, but also occurring in ponderosa pine. Coconino, Pima Pinus strobiformis Pima A1nus oblongifolia Pima Pseudotsuga menziesii Pima Pinus engelmannii Cochise Pin us ponderosa Cochise MERULIUS AMBIGUUS Berk. Associated with a white rot. Prosopis juliflora Pinal Prunus serotina ssp. virens Santa Cruz Pinus engelmannii Cochise Quercus arizonica Santa Cruz Quercus emoryi Cochise MERULIUS CONFLUENS Schw. Associated with a white Quercus reticulata Santa Cruz rot of aspen branches. Apparently rare in Arizona and known only from a single collection. HYPOCHNICIUM GEOGENIUM (Bres.) J. Erikss. Associated with a white rot. Populus tremuloides Cochise

Juglans major Santa Cruz ODONTIA CRISTULATA (Fr.) Quel. Associated with Pinus ponderosa Cochise white rot of dead, fallen trees.

HYPOCHNICIUM LUNDELLII (Bourd. apud J. Erikss.) J. Alnus oblongifolia Pima Erikss. Associated with a white rot. ODONTIA CRUSTULA Miller. Associated with a white Fraxinus velutina Santa Cruz rot of dead branches. Pin us ponderosa Cochise Mortonía scabrella Pima HYPOCHNICIUM PUNCTULATUM (Cke.) J. Erikss. Associated with a white rot. ODONTIA PRUNI Lasch. Associated with a white rot of dead, fallen branches and trunks. Common in Alnus oblongifolia Pima southern Arizona. Pinus ponderosa Cochise Populus fremontii Pinal Acer glabrum Pima Sageretia wrightii Santa Cruz Baccharis sarothroides Pima Simmondsia chinensis Pima Cowania stansburiana Santa Cruz Fraxinus velutina Santa Cruz HYPOCHNICIUM SPHAEROSPORUM (Hoehn. et Litsch.) J. Lycium sp. Pima Erikss. Associated with a white rot. Olneya tesota Pinal Platanus wrightii Cochise Acer negundo Graham Populus tremuloides Cochise, Coconino, Alnus oblongifolia Pima Graham, Pima Pin us ponderosa Cochise Prosopis juliflora Pima Quercus arizonica Santa Cruz LAETICORTICIUM ROSEUM (Pers. ex Fr.) Donk. Rubus arizonensis Santa Cruz Associated with a white rot of hardwood logs. Vitis arizonica Santa Cruz

Alnus oblongifolia Pima ODONTIA RIMOSISSIMA Pk. Associated with a white rot Juglans major Graham of hardwoods. Populus tremuloides Apache, Cochise, Graham Alnus oblongifolia Pima LAETICORTICIUM ROSEOCARNEUM (Schw.) Boid. Associated with a white rot.

Quercus arizonica Santa Cruz

8 NIVEOCREMEUM (Hoehn. et Litsch.) PENIOPHORA RUFA (Fr.) Boid. Associated with a white Oberw. Associated with a white rot. rot of dead branches on standing or fallen trees. This is another important decay fungus found only on Quercus hypoleucoides Cochise aspen.

PAULLICORTICIUM PEARSONII (Bourd.) J. Erikss. Populus tremuloides Cochise, Pima Associated with a white rot. PENIOPHORA TAMARICICOLA Boid. et Malençon. Fraxinus velutina Santa Cruz Associated with a white rot of dead branches on Pinus ponderosa Coconino living trees. This fungus, described recently from North Africa, is common in southern Arizona on PENIOPHORA LILACINA (Berk. et Br.) Cke. Associated desert trees and shrubs, especially mesquite, and is with a white rot of dead branches. obviously one of the most important branch decaying fungi. Quercus gambelii Coconino Baccharis sarothroides Pima, Santa Cruz PENIOPHORA LUDOVICIANA Burt. Associated with a Carnegiea gigantea Pima white rot of dead hardwoods. Celtis reticulata Cochise Cercidium microphyllum Pima Baccharis sarothroides Pima Condalia mexicana Santa Cruz Lycium sp. Cochise Condalia spathulata Pima Platanus wrightii Santa Cruz Fouquieria splendens Cochise Quercus sp. Santa Cruz Fraxinus velutina Cochise Quercus hypoleucoides Cochise Juglans major Santa Cruz Prosopis juliflora Cochise, Pima, Pinal, PENIOPHORA NUDA (Fr.) Bres. Associated with a Santa Cruz white rot of dead branches. This is one of the major branch -decaying fungi on hardwoods in Arizona. PENIOPHORA VIOLACEOLIVIDA (Sommerf.) Massee. Associated with a white rot of hardwood logs and Celtis reticulata Pima slash. Cercocarpus betuloides Cochise Fraxinus velutina Santa Cruz Populus tremuloides Cochise, Pima, Santa Cruz Juglans major Santa Cruz Quercus gambelii Mohave Platanus wrightii Santa Cruz Quercus reticulata Pima Prosopi.s juliflora Santa Cruz Quercus sp. Pima, Santa Cruz ALLANTOSPORA Burds. et Gilbertson. Quercus arizonica Cochise Associated with a white rot of branches on standing Quercus hypoleucoides Cochise, Santa Cruz trees or wood on the ground. Quercus reticulata Graham Fraxinus velutina Santa Cruz PENIOPHORA PEREXIGUA Jacks. Associated with a white Juglans major Santa Cruz rot of logs. Platanus wrightii Santa Cruz Prosopis juliflora Pima Pseudotsuga menziesii Graham PHANEROCHAETE ARIZONICA Burds. et Gilbertson. PENIOPHORA PITHYA (Pers.) J. Erikss. Associated Associated with a white rot of dead branches of with a white rot of conifer logs, and small, fallen desert hardwoods. branches. Cercidium microphyllum Pima Abies concolor Cochise, Graham Lemaireocereus thurberi Pima Picea engelmannii Graham Mortonia scabrella Pima Opuntia versicolor Pima PENIOPHORA POLYGONIA (Pers. ex Fr.) Bourd. et Galz. Prosopis juliflora Pima Associated with a white rot of aspen logs and branches on the ground. This is one of the common PHANEROCHAETE BURTII (Rom.) Parm. Associated with a decay fungi on aspen and is found only on that white rot of hardwoods, especially oak logs and substratum. branches on the ground.

Populus tremuloides Cochise, Coconino, Pima Platanus wrightii Cochise Quercus arizonica Santa Cruz (Fr.) Cke. Associated with a Quercus emoryi Cochise, Pima, Santa Cruz white rot of dead branches. PHANEROCHAETE CACAINA (Fr.) Burds. et Gilbertson. Mortonia scabrella Pima Associated with a white rot.

9 Pinus ponderosa Pima PHANEROCHAETE SANGUINEA (Fr.) Pouz. Associated with a white rot with bright red discolorations in the (Burt) Parm. Associated with early stages. Not often found in Arizona although a white rot of dead fallen conifers and hardwoods. it is a common species in northern latitudes. A very common fungus in the coniferous forest zones of southern Arizona. Pinus ponderosa Pima

Abies concolor Pima PHANEROCHAETE SULPHURINA (Karst.) Parm. Associated Alnus oblongifolia Pima with a white rot of dead, fallen conifers. Pinus ponderosa Coconino, Pima Populus tremuloides Coconino Pinus ponderosa Coconino, Gila Pseudotsuga menziesii Pima Quercus gambelii Pima PHANEROCHAETE TUBERCULATA (Karst.) Parm. Associated with a white rot of dead branches and dead, fallen PHANEROCHAETE CHRYSORHIZON (Torr.) Budington et hardwoods. Common in southern Arizona. Gilbertson. Associated with a white rot of dead, fallen hardwoods and cotton roots. Pale orange Agave palmeri Cochise rhizomorphs usually develop near basidiocarps and Agave parryi Pinal are especially abundant in the soil in cotton Carnegiea gigantea Pima fields. Celtis reticulate Pima Chilopsis linearis Santa Cruz Carnegiea gigantea Pima Condalia mexicana Santa Cruz Citrus sp. Yuma Fouquieria splendens Pima Fouquieria splendens Pima Juglans major Santa Cruz Fraxinus velutina Pima Lycium sp. Pima Gossypium hirsutum Pima Platanus wrightii Santa Cruz Haplopappus laricifolius Pima Populus fremontii Cochise Juglans major Santa Cruz Prosopis juliflora Pinal, Santa Cruz Lycium sp. Pima Quercus emoryi Pima Olneya tesota Pinal Quercus oblongifolia Pima Platanus wrightii Cochise, Pima Pima Prosopis juliflora Cochise, Pima, Pinal Yucca brevifolia Mohave Quercus arizonica Santa Cruz Quercus emoryi Santa Cruz (DC. ex Fr.) Jülich. Associated with a white rot of dead, fallen PHANEROCHAETE CREMEA (Bres.) Parm. Associated with hardwoods and conifers. Very common in Arizona. a white rot of dead, fallen trees. Alnus oblongifolia Graham Alnus oblongifolia Graham pungens Cochise Pin us ponderosa Pima Pinus cembroides Santa Cruz Platanus wrightii Cochise Pinus engelmannii Cochise Populus tremuloides Coconino, Graham Pinus ponderosa Apache, Cochise, Coconino, Pima PHANEROCHAETE FILAMENTOSA (Berk. et Curt.) Parm. Populus tremuloides Pima, Cochise Associated with a white rot of fir and oak logs. Pseudotsuga menziesii Cochise Rare in Arizona. Quercus emoryi Santa Cruz Quercus gambelii Pima Abies concolor Pima Quercus hypoleucoides Cochise, Pima Quercus arizonica Cochise Quercus reticulata Pima Quercus gambelii Pima PHLEBIA ALBIDA Post. ex Fr. Associated with a white PHANEROCHAETE FUSCOMARGINATA (Burt) Gilbertson. rot of conifer logs; found rarely on hardwoods. Associated with a white rot of dead, fallen hard- Common throughout the coniferous forest zones. in southern Arizona; common in Sycamore Canyon, Atascosa Mts., Santa Cruz County. Abies concolor Pima Abies lasiocarpa var. arizonica Pima Fraxinus velutina Santa Cruz Picea engelmannii Cochise Juglans major Santa Cruz Pinus engelmannii Cochise Platanus wrightii Santa Cruz Pinus leiophylla var. chihuahuana Cochise Quercus arizonica Santa Cruz Pinus ponderosa Apache, Cochise Quercus toumeyi Santa Cruz Quercus hypoleucoides Pima Rubus arizonensis Santa Cruz

10 PHLEBIA CORNEA (Bourd. et Galz.) Parm. Associated Pinus engelmannii Cochise with a white rot of conifer or oak logs. Pinus ponderosa Apache, Cochise, Pima, Coconino Pinus engelmannii Cochise Pinus ponderosa Pima RADULOMYCES CONFLUENS (Fr.) M. P. Chris. Associated Quercus hypoleucoides Cochise with a white rot of hardwood logs and slash.

PHLEBIA GIGANTEA (Fr.) Donk. Associated with a Alnus oblongifolia Pima white rot of conifer logs. Fouquieria splendens Cochise Populus tremuloides Pima Pinus leiophylla var. chihuahuana Pima Robinia neomexicana Pima Pinus ponderosa Cochise, Greenlee RESINICIUM BICOLOR (Fr.) Parm. Associated with a PHLEBIA HYDNOIDES (Cke. et Massee) M. P. Chris. white rot of ponderosa pine logs and to be expected Associated with a white rot of aspen logs. on other conifers.

Populus tremuloides Graham Pinus ponderosa Cochise

PHLEBIA LILACEA M. P. Chris. Associated with a RESINICIUM CHIRICAHUAENSIS Gilbertson et Budington. white rot of dead, fallen oak. Rare in Arizona. Associated with a white rot of conifer logs and slash. Rather common in coniferous forests of Quercus sp. Pima Arizona. Quercus hypoleucoides Cochise Picea engelmannii Graham PHLEBIA LIVIDA (Fr.) Bres. Associated with a white Pinus ponderosa Cochise, Pima rot of conifer logs. One of the important slash Pseudotsuga menziesii Graham rotting fungi on conifers in Arizona. RESINICIUM FURFURACEUM (Bres.) Parm. Associated Picea engelmannii Cochise, Graham with a white rot of conifer logs. Not as common in Pinus ponderosa Cochise Arizona as it is further north in the Rocky Mountains. PHLEBIA PHLEBIOIDES (Jacks. et Deard.) Gilbertson et Budington. Associated with a white rot of ponderosa Pinus ponderosa Cochise, Greenlee pine logs. Pseudotsuga menziesii Pima

Pinus ponderosa Cochise BRINKMANNII (Bres.) J. Erikss. Associated with a brown rot of conifer and hardwood PHLEBIA RADIATA Fr. Associated with a white rot of logs and slash. Probably common but not conspi- hardwood logs or dead, standing trees. cuous.

A1nus oblongifolia Graham Pinus ponderosa Pima Platanus wrightii Pima Populus tremuloides Coconino Quercus gambelii Pima Quercus hypoleucoides Cochise SISTOTREMA CONFLUENS Fr. Associated rot not determined. PHLEBIA RUFA Pers. ex Fr. Associated with a white rot of dead, fallen oaks. conifer wood Apache

Quercus hypoleucoides Cochise SISTOTREMA CORONIFERUM (Hoehn. et Litsch.) Donk. Associated with a white rot. PHLEBIA SUBSERIALIS (Bourd. et Galz.) Donk. Associated with a white rot of conifer logs. Populus tremuloides P ima Quercus emoryi Cochise Abies concolor Cochise Juniperus deppeana Cochise SISTOTREMA HIRSCHII (Donk) Donk. Associated with a Pinus engelmannii Cochise white rot. Pinus leiophylla var. chihuahuana Cochise Pinus ponderosa Cochise, Pima, Mohave Salix gooddingii Santa Cruz Pseudotsuga menziesii Pima SISTOTREMA MUSCICOLA (Pers.) Lund. Associated PLICATURA AUREA (Fr.) Parm. Associated with a brown rot not determined. cubical rot of conifer slash. Common in the ponderosa pine forest zone. Populus tremuloides Pima

Picea engelmannii Cochise

11 SISTOTREMA RADULOIDES (Karst.) Donk. Associated Populus tremuloides Pima with a white rot of aspen logs. Commonly produces small, cerebriform sclerotia on the substratum. TUBULICRINIS CALOTHRIX (Pat.) Donk. Associated with a white rot. Populus tremuloides Coconino Pinus cembroides Cochise SISTOTREMA SUBTRIGONOSPERMUM Rogers. Associated Pinus leiophylla var. chihuahuana Cochise rot not determined. Pinus ponderosa Coconino Pseudotsuga menziesii Pima Abies concolor Pima Pin us ponderosa Cochise, Coconino, Pima TUBULICRINIS CHAETOPHORUS (Hoehn.) Donk. Associated Populus tremuloides Pima with a white rot.

SPHAEROBASIDIUM MINUTUM (Erikss.) Oberw. Associated Pinus ponderosa Cochise, Pima rot not determined. TUBULICRINIS GLEBULOSUS (Bres.) Donk. Associated Picea engelmannii Graham with a white rot. Pinus ponderosa Cochise, Pima Pinus ponderosa Cochise, Coconino SUBULICYSTIDIUM LONGISPORUM (Pat.) Parm. Associated with a white rot. TUBULICRINIS HAMATUS (Jacks.) Donk. Associated with a white rot. Alnus oblongifolia P ima Populus tremuloides Coconino Pseudotsuga menziesii Cochise

TRECHISPORA CONFINIS (Boy -. et Galz.) Liberta. TUBULICRINIS PROMINENS (Jacks. et Deard.) Donk. Associated with a white Associated with a white rot.

Alnus oblongifolia Graham Pinus ponderosa Coconino

TRECHISPORA FARINACEA (Pers. ex Fr.) Liberta. TUBULICRINIS SUBULATUS (Bourd. et Galz.) Donk. Associated with a white rot. Associated with a white rot.

Fraxinus velutina Santa Cruz Abies concolor Pima Phoenix canariensis Pima Pinus engelmannii Cochise Pinus cembroides Cochise Pinus ponderosa Cochise, Coconino, Pima Pinus engelmannii Cochise Pinus ponderosa Cochise, Pima Platanus wrightii Santa Cruz Cyphellaceae Populus tremuloides Graham CYPHELLOPSIS ANOMALA (Pers. ex Fr.) Donk. Associated

TRESCHISPORA FASTIDIOSA (Pers . ex Fr.) Brinkm. rot not determined. Associated with a white rot. Juglans major Pima Quercus hypoleucoides Cochise Populus tremuloides Coconino, Graham Salix gooddingii Santa Cruz Quercus reticulate Santa Cruz

TRECHISPORA PRAEFOCATA (Bourd . et Galz.) Liberta. HENNINGSOMYCES CANDIDUS (Pers.) Kuntze. Associated Associated with a white rot. rot not determined.

Pinus ponderosa Coconino Abies concolor Pima Fraxinus velutina Santa Cruz TRECHISPORA SUBILLAQUEATA (Litsch.) Gilbertson et Populus tremuloides Pima Budington. Associated with a white rot. Prosopis juliflora Santa Cruz Pseudotsuga menziesii Pima Pinus ponderosa Coconino Pima Quercus hypoleucoides Cochise LACHNELLA ALBOVIOLASCENS (Alb. et Schw. ex Fr.) Fr. TRECHISPORA VAGA (Fr.) Liberta. Associated with a Associated with a rot of dead branches of desert white rot. shrubs.

Alnus oblongifolia Pima Santa Cruz Pinus engelmannii Cochise Ceanothus integerrimus Mohave Pinus leiophylla var. chihuahuana Cochise Fouquieria splendens Cochise Pinus ponderosa Cochise, Coconino, Pima Garrya wrightii Santa Cruz

12 Juniperus monosperma Santa Cruz MUCRONELLA AGGREGATA Fr. Associated rot not Lycium sp. Santa Cruz determined. Platanus wrightii Cochise, Graham Picea engelmannii Graham POROTHELEUM FIMBRIATUM (Pers. ex Fr.) Fr. Pinus ponderosa Cochise, Graham, Pima Associated with a white rot of conifer and hardwood Pseudotsuga menziesii Cochise, Pima logs.

Abies concolor Pima Hydnaceae Populus tremuloides Pima Quercus hypoleucoides Santa Cruz DONKIA PULCHERRIMA (Berk. et Curt.) Pilat. Associated with a white rot of conifer and hardwood STIGMATOLEMMA PORIAEFORME (Pers. ex Merat ) Kalchbr. logs and slash. Associated with a white rot of hardwood logs and slash. Pinus leiophylla var. chihuahuana Cochise Pinus ponderosa Gila Juglans major Cochise, Santa Cruz Platanus wrightii Santa Cruz Platanus wrightii Cochise Populus tremuloides Graham Quercus emoryi Cochise, Santa Cruz Quercus hypoleucoides Cochise Quercus reti culata Cochise ARIDA Karst. Associated with a white rot.

Echinodontiaceae Ceanothus fendleri Santa Cruz

ECHINODONTIUM TINCTORIUM Ell. et Ev. The "Indian HYMENOCHAETE CINNAMOMEA (Pers.) Bres. Associated paint fungus ". Associated with a yellowish, with a white rot of oak logs and slash. stringy or laminated heart rot in living true . Extremely common in most forest stands with white Quercus sp. Pima, Santa Cruz fir and the major heart rot in that tree. Quercus hypoleucoides Cochise

Abies concolor Cochise, Coconino, (Fr.) Lév. Associated with Graham a white rot of fir logs. Abies lasiocarpa var. arizonica Coconino, Pima Picea engelmannii Graham Abies lasiocarpa var. arizonica Graham

HYMENOCHAETE LEONINA Berk. et Curt. Associated Gomphaceae with a white rot of hardwood logs and slash.

KAVINIA ALBOVIRIDIS (Morg.) Gilbertson et Budington. Fraxinus velutina Santa Cruz Associated with a white rot. Quercus arizonica Santa Cruz

Populus tremuloides Pima HYMENOCHAETE RUBIGINOSA Dicks. ex Lév. Associated with a white rot of walnut logs and KAVINIA HIMANTIA (Schw.) J. Erikss. Associated with slash. a white rot. Juglans major Santa Cruz Abies concolor Pima Arbutus arizonica Cochise HYMENOCHAETE SPRETA Pk. Associated with a white rot Pin us ponderosa Cochise of hardwood logs and slash. Quercus sp. Cochise Quercus arizonica Cochise Quercus hypoleucoides Santa Cruz

HYMENOCHAETE TENUIS Pk. Associated with a white rot of conifer logs and slash.

, CAPUT -URSI Fr. Associated with a white rot. Pseudotsuga menziesii Pima

Acer glabrum Pima INONOTUS ANDERSONII (Ell. et Ev.) Cernÿ. Associated Quercus hypoleucoides Cochise with a white heart rot and canker of living oaks. Infected trees commonly break at the cankers. The HERICIUM ERINACEUS (Fr.) Pers. Associated with a basidiocarps form below the bark which sloughs off white rot. to expose them. Mortality in oaks due to I. andersonii is very common in southern Arizona. Quercus hypoleucoides Cochise

13 Quercus emoryi Pima, Santa Cruz Quercus oblongifolia Pima Quercus gambelii Mohave Quercus hypoleucoides Cochise, Graham INONOTUS TEXANUS Murr. Associated with a white Quercus oblongifolia Pima heart rot of living catclaw and mesquite, more common on the latter. INONOTUS ARIZONICUS Gilbertson. Associated with a white rot of living Arizona sycamore and apparently Acacia greggii Pima the main cause of heart rot in that species. Prosopis juliflora Pima, Santa Cruz

Platanus wrightii Cochise, Pima, Pinal, INONOTUS TOMENTOSUS (Fr.) Gilbertson. Associated Santa Cruz with a white pocket rot of the butts and roots of living conifers. Especially common on spruce. The INONOTUS CIRCINATUS (Fr.) Gilbertson. Associated basidiocarps are stipitate on the ground under with a white pocket rot of the heartwood of the infected trees. roots and butts of living conifers. Picea engelmannii Cochise, Coconino, Graham Picea engelmannii Coconino Pinus ponderosa Cochise, Pima Pinus ponderosa Cochise, Pima PHELLINUS ARCTOSTAPHYLI (Long) Canfield et (Bull. ex Fr.) Karst. Gilbertson fined. Associated with a white heart rot Associated with a white heart rot of living of living manzanita. Very common on this host in hardwoods. Arizona.

Acer negundo Gila Arctostaphylos pungens Cochise, Graham, Pima Santa Cruz, Mohave (Pers. ex Fr.) Murr. Associated Cercocarpus betuloides Cochise with a white heart rot of living oaks. Common in Arizona. PHELLINUS BADIUS (Berk.) G. H. Cunn. Associated with a common white heart rot of living catclaw Quercus emoryi Santa Cruz acacia and mesquite, especially common in acacia. Quercus gambelii Apache, Cochise, Rarely found on other hosts. Coconino, Navajo, Pima Quercus hypoleucoides Cochise Acacia greggii Pima, Pinal Quercus oblongifolia Santa Cruz Chilopsis linearis Santa Cruz Prosopis juliflora Pima, Santa Cruz, Yuma, INONOTUS HISPIDUS (Bull. ex Fr.) Karst. Associated Vitex agnus -castus Pima with a white heart rot of living hardwoods, especially oak and walnut. PHELLINUS EVERHARTII (Ell. et Gall.) Pilát. Associated with a white heart rot of living oaks in Acer negundo Cochise southern Arizona. Juglans major Santa Cruz Quercus arizonica Pima Quercus arizonica Pima, Santa Cruz Quercus hypoleucoides Cochise, Pima Quercus emoryi Pima Quercus oblongifolia Pima Quercus gambelii Cochise, Coconino, Navajo Rhamnus californica Graham PHELLINUS FERRUGINEOFUSCUS (Karst.) Bourd. INONOTUS MUNZII (Lloyd) Gilbertson. Associated with Associated with a white laminated mottled rot of a white heart rot of living hardwoods and also found conifer logs and slash. on dead trees, stumps, and logs. Very common in southern Arizona. Pinus ponderosa Navajo

Morus alba Pima (Karst.) Bourd. Associated Platanus wrightii Cochise, Coconino with a white rot of dead, fallen hardwoods and Populus fremontii Maricopa, Pima, conifers. Santa Cruz Quercus emoryi Santa Cruz Abies lasiocarpa var. arizonica Coconino Salix bonplandiana Santa Cruz Populus tremuloides Navajo Salir gooddingii Santa Cruz Prosopis juliflora Pima, Pinal Schinus molle Pima Quercus emoryi Cochise, Santa Cruz Ulmus pumila Pima Quercus oblongifolia Pima

INONOTUS PATOUILLARDII (Rick) Imazeki. Associated (Schw.) Pat. Associated with a with a white heart rot of living oaks. white rot of dead hardwoods. Common in southern Arizona. Santa Cruz Quercus arizonica Alnus oblongifolia Gila

14 Fraxinus velutina Santa Cruz Vauquelinia californica Pima Juglans major Gila, Santa Cruz Vitex agnus -castus Pima Platanus wrightii Cochise, Santa Cruz Prosopis juliflora Pima PHELLINUS TORULOSUS (Pers.) Bourd. et Galz. Prunus serotina ssp. virens Cochise Associated with a white pocket rot of the roots and Quercus arizonica Cochise, Santa Cruz butts of living conifers in southeastern Arizona. Quercus emoryi Santa Cruz Common in southwestern white pine in some areas of Salix gooddingii Santa Cruz the Santa Catalina and Pinaleno Mountains and rare in other species. PHELLINUS NIGROLIMITATUS (Rom.) Bourd. et Galz. Associated with a white pocket rot of conifer logs Pinus ponderosa Graham in the spruce -fir forest zone. Rare in Arizona. Pinus strobiformis Graham, Pima Pseudotsuga menziesii Graham, Pima Abies lasiocarpa var. arizonica Graham Picea engelmannii Graham (Bond.) Bond. et Boriss. Associated with a white heart rot of living aspen (Thore. ex Fr.) Pilát. Associated and the major cause of decay in this species. with a white pocket rot of the heartwood of living conifers. Common on Douglas fir and southwestern Populus tremuloides Apache, Cochise, white pine. Coconino, Graham, Pima, Yavapai Picea engelmannii Cochise, Graham Pin us ponderosa Pima PHELLINUS VITICOLA (Schw. ex Fr.) Donk. Associated Pinus strobiformis Coconino, Pima with a white rot of dead, fallen conifers and Pseudotsuga menziesii Graham, Pima hardwoods.

PHELLINUS ROBINEAE (Murr.) Gilbertson, comb. nov. Prunus serotina ssp. virens Cochise (basionym: Pyropolyporus robineae Murr., Torrey Quercus emoryi Santa Cruz Bot. Club Bull. 30:114. 1903). Associated with a Quercus hypoleucoides Cochise, Coconino heart rot of living New black locust. PHELLINUS WEIRIANUS (Murr.) Gilbertson. Associated Robinia neomexicana Cochise, Gila, Graham, with a white heart rot of Arizona walnut and Pima extremely common on that species over its range in Arizona. PHELLINUS ROBUSTUS (Karst.) Bourd. et Galz. Associated with a white heart rot of living trees. Juglans major Cochise, Coconino, Pima, Rare in Arizona. Santa Cruz, Yavapai

Dodonaea viscosa Pima PTYCHOGASTER CUBENSIS Pat. Associated with a white Quercus arizonica Cochise rot of heartwood in living trees. Imperfect stage of an unknown fungus, probably a species of Inonotus PHELLINUS TEXANUS (Murr.) Gilbertson et Canfield. or Phellinus. Associated with a white heart rot of numerous desert shrubs and trees. Especially common in crucifixion Parkinsonia aculeata Pima thorn, cliffrose, and chollas.

Canotia holocantha Coconino, Gila, Mohave, Pinal Carnegiea gigantea Pima, Pinal ASTEROSTROMA CERVICOLOR (Berk. et Curt.) Massee. Celtis pallida Pima Associated with a white rot of dead, fallen conifers Cercidium microphyllum Pima and hardwoods. Cercocarpus betuloides Cochise, Santa Cruz Cercocarpus breviflorus Santa Cruz Abies concolor Pima Cocculus laurifolius Pima Quercus arizonica Santa Cruz Cowania stansburiana Cochise, Coconino Santa Cruz ASTEROSTROMA MUSCICOLUM (Berk. et Curt.) Massee. Juniperus deppeana Navajo, Yavapai, Associated with a white rot of dead, fallen conifers Cochise and hardwoods. Larrea tri dentata Pima Morus microphylla Santa Cruz Pseudotsuga menziesii Cochise Olneya tesota Pima Opuntia arbuscula Pima ARACHNOIDEUM (Pk.) Gilbertson. Opuntia spinosior Pima Associated with a white rot. Opuntia versicolor Pima Prunus serotina ssp. virens Cochise Picea engelmannii Graham

15 (Fr.) Donk. Associated Associated with a white rot of dead hardwoods, with a white rot. especially quaking aspen, and also found occasionally on conifers. Pinus ponderosa Coconino, Pima Abies concolor Graham, Pima SCYTINOSTROMA OCHROLEUCUM (Bres. et Torrend) Donk. Alnus oblongifolia Gila, Graham, Pima Associated with a white rot. Pinus strobiformis Pima Populus tremuloides Coconino, Navajo, Pima Pinus ponderosa Cochise Pseudotsuga menziesii Coconino Quercus gambelii Gila SCYTINOSTROMA PORTENTOSUM (Berk. et Curt.) Donk. Associated with a white rot. CERIPORIA BRESADOLAE (Bourd. et Galz.) Donk. Associated with a white rot of ponderosa pine logs. Crossosoma bigelovii Pima Common on this substratum in southern Arizona. Mortonia scabrella Pima Quercus arizonica Cochise Pinus ponderosa Apache, Cochise, Pima Quercus emoryi Cochise Quercus gambelii Cochise CORIOLELLUS CAMPESTRIS (Qual.) Bond. Associated Quercus hypoleucoides Cochise with a white rot. Sapindus saponaria var. drummondii Pinal Quercus sp. Cochise VARARIA ATHABASCENSIS Gilbertson. Associated with a white rot. CORIOLELLUS CARBONARIUS (Berk. et Curt.) Bond. et Sing. Associated with a brown cubical rot of Picea engelmannii Cochise charred conifer logs. Populus tremuloides Pima Picea engelmannii Graham VARARLA GRANULOSA (Fr.) M. Laur. Associated with a Pinus ponderosa Apache, Cochise, white rot of conifer logs. Rare in northern Coconino, Graham, Pima Arizona and not known from southern Arizona. Pinus strobiformis Pima Pseudotsuga menziesii Pima Abies concolor Coconino Pinus ponderosa Coconino CORIOLELLUS HETEROMORPHUS (Fr.) Bond. et Sing. Associated with a brown cubical rot of dead hardwoods VARARIA PALLESCENS (Schw.) Rogers et Jacks. and conifers. Common on dead branches. Associated with a white rot of Arizona logs. Rare in Arizona. Condalia mexicana Santa Cruz Fraxinus velu tina Santa Cruz Alnus oblongifolia Graham Juniperus monosperma Santa Cruz Platanus wrightii Santa Cruz VARARIA RACEMOSA (Burt) Rogers et Jacks. Associated Prosopis juliflora Cochise, Pinal, Santa Cruz with a white rot of conifer logs and slash. Rare in Prunus serotina ssp. virens Pima Arizona. Quercus toumeyi Santa Cruz

Abies lasiocarpa var. arizonica Coconino CORIOLELLUS MALICOLA (Berk. et Curt.) Murr. Picea engelmannii Graham Associated with a brown cubical rot of dead hardwoods.

Polyporaceae Platanus wrightii Cochise

ABORTIPORUS BIENNIS (Bull. ex Fr.) Sing. Associated CORIOLELLUS SEPIUM (Berk.) Murr. Associated with a with a white butt and root rot of chinaberry. Rare brown cubical rot of dead branches of hardwoods and in Arizona. conifers.

Melia azedarach Pima Arbutus arizonica Cochise, Santa Cruz Ceanothus integerrimus Mohave AMYLOCYSTIS LAPPONICA (Rom.) Bond. et Sing. Cupressus arizonica Pima Associated with a brown cubical rot of conifer logs. Fraxinus velutina Cochise Juniperus deppeana Cochise Picea engelmannii Coconino Juniperus monosperma Cochise Pinus edulis Santa Cruz ANTRODIA STEREOIDES (Fr.) Bond. et Sing. Associated Platanus wrightii Cochise with a white rot of aspen logs and slash. Quercus sp. Cochise Quercus emoryi Santa Cruz Populus tremuloides Coconino Quercus gambelii Mohave Quercus hypoleucoides Pima BJERKANPERA ADUSTA (Willd. ex Fr.) Karst. Quercus reticulata Pima

16 CORIOLELLUS SERIALIS (Fr.) Murr. Associated with Juniperus monosperma Cochise, Gila, Pinal, a brown cubical rot of conifer logs and often found Santa Cruz also on quaking aspen. Juniperus osteosperma Mohave

Abies lasiocarpa var. arizonica Coconino DAEDALEOPSIS CONFRAGOSA (Bolt. ex Fr.) Schroet. Picea engelmannii Graham Associated with a white rot of conifer and hardwood Pinus ponderosa Pima slash. Not often found in Arizona. Populus tremuloides Apache, Coconino, Graham Pseudotsuga menziesii Pima Abies concolor Graham, Pima Acer grandidentatum Pima CORIOLUS BIFORMIS (Klotzsch) Pat. Associated with Alnus oblongifolia Pima a white rot of hardwood logs and stumps, Pseudotsuga menziesii Pima particularly common on oak in southern Arizona. DICHOMITUS SQUALENS (Karst.) Reid. Associated with Platanus wrightii Cochise a white pocket rot of heartwood of living ponderosa Populus tremuloides Cochise pine and also an important decay fungus on logs and Quercus arizonica Cochise slash of ponderosa pine and other conifers. D. Quercus emoryi Santa Cruz squalens enters living ponderosa pine through dead Quercus hypoleucoides Cochise, Santa Cruz branches with bark and does not fruit on the living Salix gooddingii Santa Cruz trees.

CORIOLUS HIRSUTUS (Wulf. ex Fr.) Quél. Associated Pinus cembroides Santa Cruz with a white rot of hardwood logs; rarely found on Pinus engelmannii Cochise conifers. Pinus leiophylla var. chihuahuana Cochise Pinus ponderosa Cochise, Coconino, Acer grandidentatum Pima Graham, Pima Albizzia julibrissin Pima Pinus strobiformis Pima Alnus oblongifolia Graham, Pima Populus tremuloides Coconino FAVOLUS ALVEOLARIS (DC. ex Fr.) Quél. Associated Prunus persica Cochise with a white rot of dead hardwoods. Quercus emoryi Pinal Quercus hypoleucoides Pima Quercus sp. Pima Quercus arizonica Santa Cruz CORIOLUS VELUTINUS (Fr.) Quél. Associated with a Quercus hypoleucoides Cochise white rot of aspen logs. FOMES FRAXINOPHILUS (Pk.) Cke. Associated with a Populus tremuloides Coconino white trunk rot of living velvet ash and the main cause of decay in this species in Arizona. CORIOLUS VERSICOLOR (L. Fr.) Quél. Associated with a white rot of dead hardwood logs, stumps, Fraxinus velutina Cochise, Graham, Pima and slash. Santa Cruz Garrya wrightii Santa Cruz Alnus oblongifolia Coconino, Graham, Pima Platanus wrightii Pinal FOMES SCLERODERMEUS (Lév.) Cke. Associated with a Populus tremuloides Coconino white heart rot of living oak. Rare in Arizona any Prunus persica Cochise known only from one collection. Prunus serotina ssp. virens Cochise Quercus sp. Graham Quercus arizonica Cochise Quercus arizonica Cochise Quercus hypoleucoides Cochise FOMITOPSIS ANNOSA (Fr.) Karst. Associated with a white root and butt rot of white fir and also common CRYPTOPORUS VOLVATUS (Pk.) Hubbard. Associated with on white fir logs and stumps. The rot is a poorly a very superficial white sap rot of recently killed defined white pocket rot that becomes stringy or conifers. Basidiocarps of C. volvatus typically laminated and often has scattered black flecks. appear soon after the tree has been killed by fire, Fomitopsis annosa has been reported as a root rot insects, or other causes and do not reappear after pathogen on ponderosa pine in Arizona but currently that. is not an important problem in the pathology of Arizona conifers. Pinus edulis Coconino Pinus ponderosa Coconino, Navajo, Pima Abies concolor Pima Pinus ponderosa Coconino DAEDALEA JJNIPERINA Murr. Associated with a brown Pseudotsuga menziesii Cochise, Pima cubical heart rot of living junipers. Cream -colored mycelial felts develop in the decayed wood. FOMITOPSIS CAJANDERI (Karst.) Kotl. et Pouz. Associated with a brown cubical rot. Common on dead Juniperus deppeana Yavapai, cochise standing trees, stumps, and logs and one of the major decay fungi in conifer wood.

17 Abies concolor Cochise, Pima FUNALIA GALLICA (Fr.) Bond. et Sing. Associated Picea engelmannii Cochise with a white rot of dead hardwoods. Common on Pin us ponderosa Cochise, Graham, cottonwoods and sycamore. Navajo, Pima Populus tremuloides Cochise Fraxinus velutina Santa Cruz Pseudotsuga menziesii Cochise, Graham Platanus wrightii Cochise Populus fremontii Santa Cruz FOMITOPSIS OFFICINALIS (Vili. ex Fr.) Bond. et Sing. Prosopis juliflora Pinal Associated with a brown cubical trunk rot of living Salix bonplandiana 'Santa Cruz conifers. Infrequent in Arizona. The decayed wood Salix gooddingii Santa Cruz has thick, white mycelial felts in the shrinkage Thevetia peruviana Pima cracks. FUNALIA TROGII (Berk.) Bond. et Sing. Associated Pinus ponderosa Coconino with a white rot of hardwood logs.

FOMITOPSIS OHIENSIS (Berk.) Bond. et Sing. Quercus emoryi Santa Cruz Associated with a white rot of dead hardwoods. Salix gooddingii Santa Cruz

Acacia greggii Pima GANODERMA APPLANATUM (Pers. ex Wallr.) Pat. Arbutus arizonica Santa Cruz Associated with a white mottled root and butt rot Parkinsonia aculeata Pima of living quaking aspen and also found on dead Quercus hypoleucoides Pima standing or fallen hardwoods. Quercus oblongifolia Pima Quercus reticulata Cochise Populus tremuloides Cochise, Coconino, Pima

FOMITOPSIS PINICOLA (Sw. ex Fr.) Karst. Associated GANODERMA LOBATUM Schw. Associated with a white with a brown cubical rot of dead conifers and butt and root rot of living and dead hardwoods, occasionally on aspen. Also occasionally on living including several ornamental shrubs and trees. trees. Conspicuous white mycelial felts develop in the cracks in the decayed wood. Quercus emoryi Cochise Quercus reticulata Cochise Abies concolor Cochise, Graham, Pima Picea engelmannii Graham (Leyss. ex Fr.) Karst. Associated Pin us ponderosa Cochise, Coconino, with a white butt and root rot of living and dead Graham, Pima hardwoods. Pinus strobiformis Pima Populus tremuloides Graham Casuarina cunninghamiana Pima Pseudotsuga menziesii Cochise, Graham, Celtis reticulata Pima Pima, Santa Cruz Eriobotrya japonica Pima Fraxinus velutina Santa Cruz (Alb. et Schw. ex Fr.) Karst. Olea europea Pima Associated with a brown cubical rot of dead conifers Platanus wrightii Cochise and also found on aspen logs. Populus fremontii Cochise Quercus emoryi Santa Cruz Abies concolor Cochise Quercus hypoleucoides Cochise Picea engelmannii Graham Rhus lancea Pima Populus tremuloides Apache, Graham Schinus molle Pima Pseudotsuga menziesii Pima GANODERMA TSUGAE Murr. Associated with a white FOMITOPSIS SCUTELLATA (Schw.) Bond. et Sing. root and butt rot of living and dead conifers. Associated with a white rot of dead oaks. Abies concolor Cochise, Pima Quercus arizonica Cochise Pseudotsuga menziesii Pima Quercus hypoleucoides Pima GLOEOPHYLLUM SAEPIARIUM (Wulf. ex Fr.) Karst. FOMITOPSIS ULMARIA (Sow. ex Fr.) Bond. et Sing. Associated with a brown cubical rot of conifer logs Associated with a white root rot of living Fremont and slash, also found on aspen. cottonwood in southern Arizona. The basidiocarps are typically in very inconspicuous locations under Abies concolor Pima roots or in basal hollows and can often be located Juniperus deppeana Santa Cruz by the heavy, white deposits that accumulate Picea engelmannii Graham near them. Picea pungens Apache, Coconino, Graham Pinus leiophylla var. chihuahuana Cochise Populus fremontii Pinal, Santa Cruz Pinus ponderosa Cochise, Yavapai Yavapai Populus tremuloides Graham

18 Pseudotsuga menziesii Coconino, Graham Associated with a white rot of dead juniper. Rare in Arizona. GLOEOPHYLLUM TRABEUM (Pers. ex Fr.) Murr. Associated with a brown cubical rot of dead conifers Juniperus monosperma Coconino and house timbers. Common on junipers in northern Arizona. SULPHUREUS (Bull. ex Fr.) Bond. et Sing. Associated with a brown cubical butt rot of hardwoods Chilopsis linearis Santa Cruz and also on dead hardwoods, logs and stumps. Rarely Conifer wood in houses Pima found on conifers in Arizona. Conifer wood in poles Pima Juniperus deppeana Cochise Abies concolor Gila sp. Pima GLOEOPORUS DICHROUS (Fr.) Bres. Associated with a Fraxinus velutina Graham white rot of hardwood logs, especially common on Populus fremontii Yavapai oaks in Arizona. Quercus sp. Cochise Quercus arizonica Cochise Platanus wríghtii Cochise Quercus sp. Cochise, Santa Cruz OSMOPORUS ODORATUS (Wulf. ex Fr.) Sing. Associated Quercus arizonica Santa Cruz with a brown cubical rot of conifer logs. Quercus emoryi Cochise, Gila, Santa Cruz Pinus ponderosa Coconino, Pima

HAPALOPILUS NIDULANS r.) Karst. Associated with a OSTEINA OBDUCTA Donk. Associated with a white rot white rot of hardwood and conifer logs and slash. of conifer logs and stumps. Common on oaks and also on ponderosa pine. Pseudotsuga menziesii Pima Morus microphylla Pima Picea engelmannii Graham PACHYKYTOSPORA TUBERCULOSA (DC. ex Fr.) Kotl. et Pinus ponderosa Cochise, Coconino Pouz. Associated with a white trunk rot of living Platanus wrightii Pima oaks in the Chiricahua Mts. Common on Arizona white Prunus serotina ssp. virens Cochise oak. Quercus sp. Pima, Yavapai Quercus arizonica Pima Quercus arizonica Cochise Quercus emoryi Santa Cruz Quercus hypoleucoides Cochise Quercus gambelii Cochise Quercus reticulata Cochise Quercus hypoleucoides Cochise, Pima Vitis arizonica Santa Cruz ALBOLUTEUS (Ell. et Ev.) Pilát. Associated with a brown cubical rot of snow -covered conifer HIRSCHIOPORUS ABIETINUS (Dicks. ex Fr.) Donk. logs at higher elevations. The basidiocarps develop Associated with a white pitted sap rot of dead under snow and deteriorate rapidly after the snow standing and fallen conifers. This is one of the melts. It also rarely occurs on quaking aspen. first wood -rotting fungi to become established in conifers after they die and is an extremely Abies concolor Graham, Pima important factor in decay of coniferous wood in Picea engelmannii Apache, Cochise, Graham Arizona. Picea pungens Coconino Pinus ponderosa Graham Abies concolor Coconino Populus tremuloides Graham Pinus edulis Mohave Pseudotsuga menziesii Graham Pinus leiophylla var. chihuahuana Cochise Pinus ponderosa Pima (Fr.) Pat. Associated with a Pseudotsuga menziesii Graham, Pima brown cubical butt and root rot of living conifers. This rot is usually associated with fire scars, the HIRSCHIOPORUS SECTOR (Ehrenb. ex Fr.) S. C. Teng. main infection court for P. schweinitzii. This is Associated with a white rot of dead conifer wood. the most important butt and root rot in conifers in Rare in Arizona. Arizona.

Pseudotsuga menziesii Cochise Abies concolor Pima Picea engelmannii Cochise, Graham, Greenlee HIRSCHIOPORUS SUBCHARTACEOUS (Murr.) Bond. et Sing. Pinus ponderosa Coconino, Pima Associated with a white rot of aspen logs in Pinus strobiformis Graham, Pima northern Arizona. Pseudotsuga menziesii Graham, Pima

Populus tremuloides Coconino POLYPORUS ARCULARIUS Batsch. ex Fr. Associated with a white rot of hardwood slash; an extremely common HIRSCHIOPORUS VERSATi,ì,`IS (Berk.) Imazeki. fungus from the desert shrub to ponderosa pine

19 forest zones. aspen and known only on that substratum.

Acacia greggii Pima Populus tremuloides Apache, Cochise, Coconino, Celtis retículata Santa Cruz Graham, Pima Cowania stansburiana Santa Cruz Fouquieria splendens Pima PORIA APACHERIENSIS Gilbertson et Canfield. Juniperus deppeana Cochise Associated with a white rot of roots of living Platanus wrightii Cochise desert shrubs and occasionally on dead fallen Quercus emoryi Cochise hardwoods. Very common on turpentine brush in some Quercus gambelii Cochise, Coconino, areas. Navajo Agave palmeri Pima POLYPORUS ELEGANS Bull. ex Fr. Associated with a Buddleja officinalis Pinal white rot of hardwoods and conifer logs and slash. Chilopsis linearis Santa Cruz Cowania stansburiana Santa Cruz Abies concolor Pima Haplopappus laricifolius Pima Populus tremuloides Coconino Juglans major Cochise Juniperus deppeana Cochise POLYPORUS HIRTUS Quél. Associated with a white rot Mortonia scabrella Pima of buried conifer wood. The basidiocarps of P. Prosopis juliflora Santa Cruz hirtus appear terrestrial but develop from wood in Quercus emoryi Cochise the soil. PORIA BOMBYCINA (Fr.) Cke. Associated with a brown Abies concolor Graham cubical rot of conifer logs and very common on Pseudotsuga menziesii Graham, Cochise ponderosa pine in Arizona.

POLYPORUS PICIPES Fr. Associated with a white rot Pinus ponderosa Apache, Cochise, of hardwood and conifer slash. Coconino, Gila, Pima

Abies lasiocarpa var. arizonica Pima PORIA CANDIDISSIMA (Schw.) Cke. Associated with a Pseudotsuga menziesii Pima white rot of conifer logs and slash.

POLYPORUS SQUAMOSUS Mich. ex Fr. Associated with a Abies lasiocarpa var. arizonica Coconino white rot of aspen logs and stumps. Rare in Arizona. Pinus ponderosa Cochise, Pima

Populus tremuloides Graham PORIA CARBONICA Overh. Associated with a brown cubical rot of conifer logs. POLYPORUS VARIUS Fr. Associated with a white rot of hardwood and conifer slash. Abies lasiocarpa var. arizonica Coconino Picea engelmannii Cochise Abies concolor Graham Pinus ponderosa Cochise, Pima Populus tremuloides Cochise, Coconino, Pseudotsuga menziesii Cochise, Pima Graham Pseudotsuga menziesii Pima PORIA CARNEGIEA Baxt. Associated with a white rot of wood in roots and basal part of standing saguaro PORIA ALACHUANA Murr. Associated with a white rot in southern Arizona and known only on that of oak logs. substratum.

Quercus arizonica Santa Cruz Carnegiea gigantea Pima, Pinal Quercus emoryi Santa Cruz PORIA CINERASCENS Bres. Associated with a white rot PORIA ALBIPELLUCIDA Baxt. Associated with a white of conifer logs and slash. Common in Arizona. rot of sycamore logs. Rare in Arizona. Picea engelmannii Cochise Platanus wrightii Cochise Pinus engelmannii Cochise Pinus leiophylla var. chihuahuana Cochise PORIA ALBOBRUNNEA (Rom.) Baxt. Associated with a Pinus ponderosa Cochise, Coconino, Pima brown cubical rot of ponderosa pine logs. Rare in Arizona and known only from the San Francisco Peaks PORIA CONFERTA Overh. Associated with a white rot area. of hardwood logs.

Pinus ponderosa Coconino Alnus oblongifolia Graham

PORIA ANEIRINA (Sommerf.) Cke. Associated with a white rot of aspen logs. One of the common fungi on

20 PORIA CORTICOLA (Fr.) Cke. Associated with a white Chilopsis linearis Santa Cruz rot of dead hardwoods and occasionally conifer logs Cupressus arizonica Cochise and slash. Juglans major Pima, Santa Cruz Opuntia versi color Pima Fou quieria splendens Pima Prosopis juliflora Santa Cruz Pin us ponderosa Apache Prunus serotina ssp. virens Cochise Platanus wrightii Santa Cruz Quercus emoryi Santa Cruz Populus fremontii Santa Cruz Quercus gambelii Graham Prosopis juliflora Graham, Pima Quercus hypoleucoides Cochise Pseudotsuga menziesii Graham, Navajo Quercus toumeyi Santa Cruz

PORIA CRASSA (Karst.) Sacc. Associated with a brown PORIA NIGRESCENS Bres. Associated with a white rot cubical rot of conifer logs. of conifer logs.

Pinus ponderosa Coconino, Pima Abies concolor Graham, Pima

PORIA CRUSTULINA Bres. Associated with a white rot PORIA ODORA (Pk.) Sacc. Associated with a brown of conifer logs in the spruce -fir forest zone. cubical rot of ponderosa pine logs and common on that substratum. Abies lasiocarpa var. arizonica Coconino Picea engelmannii Graham Pinus ponderosa Apache, Cochise, Coconino, Gila, Pima PORIA FEROX Long et Baxt. Associated with a brown rot of dead, fallen conifers in the pinyon -juniper PORIA OLEAGINA Overh. Associated with a brown zone; common on juniper. cubical rot of conifer logs.

Juniperus deppeana Cochise Pinus ponderosa Pima Pinus edulis Cochise Pinus strobiformis Pima

PORIA LATEMARGINATA (Dur. et Mont.) Cke. Associated PORIA OLERACEA Davids. et Lomb. Associated with a with a white rot. brown cubical rot of hardwood logs.

Baccharis sarothroides Pima Fraxinus velutina Pinal Populus fremontii Santa Cruz PORIA OVERHOLTSII Pilát. Associated with a brown PORIA LATITANS Bourd. et Galz. Associated with a cubical rot of hardwood logs. white rot of pine logs. Platanus wrightii Cochise Pinus leiophylla var. chihuahuana Cochise PORIA PLACENTA (Fr.) Cke. Associated with a brown PORIA LENIS (Karst.) Sacc. Associated with a white cubical rot of conifer logs and slash. rot of conifer logs and slash. Pinus ponderosa Pima Abies concolor Pima Pseudotsuga menziesii Pima Pinus ponderosa Cochise, Pima Pseudotsuga menziesii Graham PORIA PURPUREA (Fr.) Cke. Associated with a white rot of conifer and hardwood logs and slash. PORIA LENTA Overh. et Lowe. Associated with a brown cubical rot of dead conifers. Arbutus arizonica Pima Juglans major Santa Cruz Pin us ponderosa Pima Platanus wrightii Santa Cruz Populus fremontii Cochise PORIA LUTEOALBA (Karst.) Sacc. Associated with a Quercus sp. Pima white rot of ponderosa pine logs and slash. Very Quercus emoryi Santa Cruz common on that substratum. Quercus reticulata Graham

Pinus ponderosa Cochise, Pima PORIA RADICULOSA (Pk.) Sacc. Associated with a brown cubical rot of conifer and hardwood logs and PORIA MEDULLA -PANIS (Pers.) Bres. Associated with a slash. white rot of dead branches and also on dead fallen hardwoods. Very common in southern Arizona. Pinus engelmannii Cochise Pinus ponderosa Pima Acacia greggii Pima Platanus wrightii Cochise Arbutus arizonica Cochise, Pima Pseudotsuga menziesii Pima Cercocarpus breviflorus Cochise, Santa Cruz

21 PORIA RADULA (Pers. ex Fr.) Cke. Associated with a PORIA SINUOSA (Fr.) Cke. Associated with a brown white rot of aspen logs. Rare in Arizona. cubical rot of conifer logs and slash.

Populus tremuloides Pima Pinus ponderosa Cochise, Coconino Pseudotsuga menziesii Graham PORIA RANCIDA Bres. Associated with a brown rot of hardwood logs. PORIA SITCHENSIS Baxt. Associated with a brown cubical rot of conifer logs. The fresh basidiocarps Fraxinus velutina Santa Cruz and rot have a strong odor' like burnt sugar cake. Juglans major Santa Cruz Pinus leiophylla var. chihuahuana Cochise PORIA RETICULATA (Fr.) Cke. Associated with a white Pinus ponderosa Coconino, Pima rot of hardwood logs and slash. Pinus strobiformis Pima

Alnus oblongifolia Pima PORIA SPISSA (Schw.) Cke. Associated with a white Juglans major Pima, Santa Cruz rot of hardwood and conifer logs. Populus tremuloides Coconino, Graham Pinus engelmannii Cochise PORIA RHODELLA (Fr.) Cke. Associated with a white Pinus ponderosa Coconino rot of hardwood and conifer logs and slash. Platanus wrightii Santa Cruz

Alnus oblongifolia Graham PORIA STELLAE Pilát. Associated with a white rot of Ceanothus integerrimus Mohave conifer logs. Juglans major Santa Cruz Pinus edulis Cochise Abies concolor Pima Platanus wrightii Cochise, Pima Pinus ponderosa Pima Populus tremuloides Cochise, Pima PORIA SUBACIDA (Pk.) Sacc. Associated with a white PORIA RIMOSA Murr. Associated with white heart rot stringy rot of conifer logs. The decayed wood of living juniper and also found fruiting on dead, usually contains mycelial felts with a golden yellow, fallen trees. crusty surface.

Cupressus arizonica Cochise Pinus ponderosa Cochise, Coconino, Pima Juniperus deppeana Navajo, Yavapaí Pseudotsuga menziesii Cochise Juniperus monosperma Cochise, Coconino, Gila, Navajo PORIA SUBINCARNATA (Pk.) Murr. Associated with a Juniperus osteosperma Mohave white rot of conifer logs and also found once on dead mesquite. PORIA RIXOSA Karst. Associated with a white rot of ponderosa pine logs. Abies concolor Pima Picea engelmannii Graham Pinus ponderosa Cochise, Pima Pinus ponderosa Cochise, Coconino, Graham, Pima PORIA ROMELLII Donk. Associated with a white rot of Prosopis juliflora Cochise conifer logs and slash. Pseudotsuga menziesii Pima

Pinus ponderosa Coconino, Pima PORIA SUBVERMISPORA Pilát. Associated with a brown Pseudotsuga menziesii Pima cubical rot of conifer logs and slash.

PORIA SALMONICOLOR (Berk. et Curt.) Cke. Associated Abies concolor Pima with a yellowish, stringy rot of ponderosa pine logs Pinus engelmannii Cochise and slash. Rare in Arizona. Pinus leiophylla var. chihuahuana Cochise Pinus ponderosa Cochise, Pima Pinus ponderosa Pima Pseudotsuga menziesii Pima

PORIA SANGUINOLENTA (Alb. et Schw.) Cke. Associated PORIA TARDA (Berk.) Cke. Associated with a white with a white rot of conifer logs. rot of conifer and hardwood logs and slash. Common in Arizona. Abies concolor Pima Abies lasiocarpa var. arizonica Graham PORIA .IMANI Pilát. Associated with a white rot of Arctostaphylos pungens Cochise, Santa Cruz conifer logs. Chilopsis linearis Santa Cruz Juniperus deppeana Cochise, Santa Cruz Abies concolor Cochise Prosopis juliflora Pima Abies lasiocarpa var. arizonica Coconino Quercus sp. Santa Cruz

22 Quercus hypoleucoides Cochise, Pima Nerium oleander Pima Quercus reticulata Pima Phoenix canariensis Pima Yucca elata Cochise Phoenix dactylifera Maricopa Platanus wrightii Cochise PORIA TAXICOLA (Pers.) Cke. Associated with a white Populus fremontii Santa Cruz rot of conifer logs and slash. Pseudotsuga menziesii (grape stake) Yuma Quercus sp. Santa Cruz Pinus ponderosa Coconino Rosa sp. Pima Syringia persica Pima PORIA TENUIS (Schw.) Cke. var. PULCHELLA (Schw.) Washingtonia filifera Pima Lowe. Associated with a white rot of hardwood logs, especially common on aspen. (Jacq. ex Fr.) Karst. Associated with a white rot of hardwood logs and Cupressus arizonica Pima stumps; rarely found on conifers. Fraxinus velutina Santa Cruz Juglans major Santa Cruz Opuntia spinosior Pima Malus pumila Cochise Pinus edulis Mohave Platanus wrightii Cochise Pinus leiophylla var. chihuahuana Cochise Populus tremuloides Cochise, Coconino, Pinus ponderosa Coconino Graham, Pima Populus fremontii Santa Cruz Quercus sp. Cochise, Santa Cruz Quercus emoryi Santa Cruz Quercus emoryi Santa Cruz PYCNOPORUS SANGUINEUS (L. ex Fr.) Murr. Associated PORIA TENUIS (Schw.) Cke. var. TENUIS. Associated with a white rot of dead hardwoods in southern with a white rot of hardwood logs and slash and Arizona. rarely on conifers. Juglans major Santa Cruz Alnus oblongifolia Pima Quercus emoryi Santa Cruz Fraxinus velutina Santa Cruz Salix gooddingii Santa Cruz Juglans major Santa Cruz Malus pumila Cochise PYROFOMES DEMIDOFFII (Lev.) Kotl. et Pouz. Pinus ponderosa Coconino Associated with a white pocket rot of heartwood in Platanus wrightii Santa Cruz living junipers. This is a major cause of decay in Populus tremuloides Coconino western junipers and is common throughout the Quercus arizonica Santa Cruz pinyon -juniper zone in Arizona. Quercus emoryi Santa Cruz Quercus gambelii Coconino Juniperus deppeana Pima Quercus reticulata Santa Cruz Juniperus monosperma Coconino, Navajo, Santa Cruz PORIA TERRESTRIS (DC. ex Fr.) Sacc. Associated rot Juniperus osteosperma Coconino, Mohave, Navajo not determined. Rare in Arizona. AMORPHUS (Fr.) Kotl. et Pouz. Picea engelmannii Cochise Associated with a white sap rot of conifer logs and Pi nus ponderosa Coconino slash.

PORIA VAILLANTII (Fr.) Cke. Associated with a brown Pinus leiophylla var. chihuahuana Cochise cubical rot of conifer logs and slash. Pinus ponderosa Cochise

Pinus ponderosa Cochise BOREALIS (Fr.) Pat. Associated with a white mottled butt and root rot of living conifers PORIA XANTHA (Fr.) Cke. Associated with a brown and commonly found fruiting on conifer stumps. cubical rot of conifer logs and slash, often on charred wood. Abies concolor Pima Picea engelmannii Cochise, Graham Pinus ponderosa Navajo, Pima Pseudotsuga menziesii Coconino, Graham Pseudotsuga menziesii Cochise SPONGIPELLIS UNICOLOR (Schw.) Murr. Associated with PORIA XYLOSTROMATOIDES (Berk.) Cke. Associated with a white heart rot of living oaks. Common in a white rot of dead hardwoods or associated with a southern Arizona. root rot of shrubby ornamental plants. Quercus sp. Yavapai Citrus limon Pima Quercus arizonica Cochise Fraxinus velutina Pima Quercus emoryi Cochise, Pinal Myrtus communis Pima Quercus hypoleucoides Cochise, Pima Nandina domestica Pima Quercus reti culata Santa Cruz

23 TRAMETES SUAVEOLENS L. ex Fr. Associated with a of the San Francisco Peaks in Arizona. white heart rot of aspen and also on aspen stumps. Abies concolor Coconino Populus tremuloides Coconino Abies lasiocarpa var. arizonica Coconino Pinus ponderosa Coconino TYROMYCES BALSAMEUS (Pk.) Murr. Associated with a brown cubical butt and root rot of conifers and also TYROMYCES MOLLIS (Pers. ex Fr.) Kotl. et Pouz. on conifer logs and stumps. Associated with a brown cubical rot of ponderosa pine logs. Common in southern Arizona. Pin us ponderosa Graham Pseudotsuga menziesii Cochise, Pima Pinus ponderosa Cochise, Gila, Pima

TYROMYCES BASILARIS (Overh. apud Bailey) K. J TYROMYCES PALUSTRIS (Berk. et Curt.) Murr. Martin, comb. nov. (basionym: Polyporus basilaris Associated with a brown cubical rot of dead Douglas Overh. apud Bailey, Torrey Bot. Club Bull. 68:112. firs. Rare in Arizona and known from only one 1941). Associated with a brown cubical heart rot collection. of Arizona cypress. Pseudotsuga menziesii Pima Cupressus arizonicus Cochise TYROMYCES PERDELICATUS Murr. Associated with a TYROMYCES CAESIUS (Schrad. ex Fr.) Murr. Associated brown cubical rot of conifer logs and slash. with a brown cubical rot of dead conifers and also quaking aspen. Picea engelmannii Graham

Picea engelmannii Graham TYROMYCES SEMIPILEATUS (Pk.) Murr. Associated with Populus tremuloides Apache, Cochise a white rot of oak slash. Rare in Arizona.

TYROMYCES CUTIFRACTUS Murr. Associated with a brown Quercus emoryi Pima cubical rot of dead conifers. TYROMYCES SUBCARTILAGINEUS (Overh.) Dom. Associated Pseudotsuga menziesii Pima with a brown cubical rot of conifer logs and slash and rarely found on quaking aspen. Very common on TYROMYCES DESTRUCTOR (Schrad. ex Fr.) Bond. et Sing. ponderosa pine in Arizona. Associated with a brown cubical rot of alder logs. Rare in Arizona. Abies concolor Pima Pinus ponderosa Cochise, Pima Alnus oblongifolia Pima Populus tremuloides Graham

TYROMYCES FRAGILIS (Fr.) Donk. Associated with a TYROMYCES TEPHROLEUCUS (Fr.) Donk. Associated with brown cubical rot of conifer logs. Very common on a brown cubical rot of conifer logs and rarely on ponderosa pine and one of the important factors in Arizona alder logs. breakdown of dead ponderosa pine wood. Alnus oblongifolia Graham Picea engelmannii Graham Pinus ponderosa Cochise, Graham, Pima Pin us ponderosa Cochise, Coconino, Pseudotsuga menziesii Graham Graham, Pima TYROMYCES UNDOSUS (Pk.) Murr. Associated with a TYROMYCES GRAMINICOLA Murr. Associated with a brown brown cubical rot of conifer logs and slash. cubical heart rot of living citrus and other hardwoods. Also known on bermuda grass lawns. Picea engelmannii Cochise Pinus ponderosa Cochise, Pima Citrus sp. Yuma Melia azedarach Pima Sparassidaceae TYROMYCES IMMITIS (Pk.) Bond. Associated with a brown cubical rot of hardwood logs and slash. SPARASSIS RADICATA Weir. Associated with a yellowish -brown, carbonizing butt and root rot of Alnus oblongifolia Graham living conifers. Apparently rather common in Platanus wrightii Cochise southern Arizona. The basidiocarps are associated with large, hypogeous pseudo- sclerotia. TYROMYCES 'LEUCOSPONGIA (Cke. et Harkn.) Bond. et Sing. Associated with a brown cubical rot of Abies concolor Cochise conifer logs covered by snow in winter. Pinus ponderosa Coconino, Pima Basidiocarps of T. leucospongia develop in snow and Pinus strobiformis Graham usually deteriorate by mid- summer. Not known south Pseudotsuga menziesii Coconino, Graham, Pima

24 Steccherinaceae Associated with a brown cubical rot of conifer logs at high elevations in northern Arizona. FIBRICIUM GRESCHIKII (Bres.) Bourd. et Galz. Associated with a white rot of hardwood and conifer Abies lasiocarpa var. arizonica Coconino logs and slash. COLUMNOCYSTIS PIMERIENSIS Gilbertson. Associated Abies concolor Coconino with a brown cubical rot of ponderosa pine logs in Alnus oblongifolia Pima southern Arizona. Known only from the type Picea engelmannii Graham collection. Pinus ponderosa Pima Pseudotsuga menziesii Pima Pinus ponderosa Pima

STECCHERINUM CILIOLATUM (Berk. et Curt.) Gilbertson. LOPHARIA CRASSA (Lév.) Boid. Associated with a Associated with a white rot of aspen logs and slash, white rot of dead, fallen trunks and branches of and occasionally conifers. canyon hardwoods and desert shrubs.

Picea engelmannii Graham Agave palmeri Santa Cruz Populus tremuloides Apache, Pima Canotia holocantha Pinal Pseudotsuga menziesii Graham Dasylirion wheeleri Santa Cruz Platanus wrightii Santa Cruz STECCHERINUM FIMBRIATUM (Fr.) J. Erikss. Associated Prosopis juliflora Pima, Pinal with a white rot of hardwood and conifer logs and Quercus arizonica Pima, Santa Cruz slash. Quercus emoryi Santa Cruz

Pin us ponderosa Coconino ALBOBADIUM (Schw. ex Fr.) Fr. Associated Populus tremuloides Coconino, Graham, Pima with a white rot of dead hardwoods.

STECCHERINUM FUSCOATRUM (Fr.) Gilbertson. Acer glabrum Pima Associated with a white rot of hardwood logs and Acer negundo Pima slash. Alnus oblongifolia Gila Baccharis sarothroides Pima Quercus arizonica Santa Cruz Celtis reticulata Pima Quercus emoryi Santa Cruz Condalia mexicana Santa Cruz Haplopappus laricifolius Pima STECCHERINUM LAETICOLOR Berk. et Curt. Associated Lycium sp. Cochise with a white rot of dead standing or fallen Maclura pomifera Santa Cruz hardwoods in canyon woodland habitats. Platanus wrightii Cochise Prosopis juliflora Pima, Pinal Celtis reticulata Cochise Ptelea angustifolia Santa Cruz Prunus serotina ssp. virens Santa Cruz Quercus arizonica Santa Cruz Quercus arizonica Cochise, Santa Cruz Simmondsia chinensis Pima Quercus emoryi Pima, Santa Cruz Quercus reticulata Pima STEREUM GAUSAPATUM Fr. Associated with a white rot Quercus toumeyi Santa Cruz of dead oaks.

STECCHERINUM OCHRACEUM (Fr.) S. F. Gray. Associated Quercus emoryi Santa Cruz with a white rot of hardwood or rarely conifer logs and slash. STEREUM HIRSUTUM (Willd.) Fr. Associated with white rot of dead hardwoods, especially oaks. Alnus oblongifolia Pima Juglans major Santa Cruz Acer grandidentatum Pima Picea pungens Apache Quercus arizonica Pima Quercus emoryi Pima

Stereaceae STEREUM OCHRACEO -FLAVUM (Schw.) Ell. Associated with a white rot of dead oaks. AMYLOSTERUM CHAILLETII (Pers. ex Fr.) Boid. Associated with a white rot of conifer logs, Quercus arizonica Santa Cruz especially common on true firs. Quercus hypoleucoides Cochise

Abies concolor Graham, Pima (Blume et Nees ex Fr.) Fr. Abies lasiocarpa var. arizonica Graham Associated with a white rot of dead hardwoods. Pseudotsuga menziesii Cochise Arbutus arizonica Cochise COLUMNOCYSTIS ABIETINUS (Pers. ex Fr.) Pouz. Quercus sp. Santa Cruz

25 Quercus hypoleucoides Cochise Abies concolor Graham

STEREUM SANGUINOLENTUM (Alb. et Schw. ex Fr.) Fr. TOMENTELLA COERULEA (Bres.) Hoehn. et Litsch. Associated with a white rot of dead, fallen Associated rot not determined. conifers. Common on true firs. Prosopis juliflora Pima Abies concolor Pima Abies lasiocarpa var. arizonica Pima TOMENTELLA CRINALIS (Fr.) M. J. Larsen. Associated Picea engelmannii Cochise rot not determined. Pinus ponderosa Apache, Pima Pseudotsuga menziesii Pima Abies concolor Pima Abies lasiocarpa var. arizonica Coconino STEREUM VERSIFORME Berk. et Curt. Associated with Populus tremuloides Graham, Pima a white rot of dead, fallen apple trees. Rare in Arizona. TOMENTELLA FERRUGINEA (Pers.) Pat. Associated rot not determined. Malus pumila Cochise Pinus ponderosa Coconino VELUTICEPS BERKELEYI Cke. ex Pat. Associated with a brown cubical heart rot of living ponderosa pine TOMENTELLA FIMBRIATA M. P. Chris. Associated rot and also common on ponderosa pine logs and stumps. not determined.

Pinus engelmannii Cochise Pinus ponderosa Cochise Pin us ponderosa Cochise, Coconino, Greenlee, Navajo, Pima TOMENTELLA FULIGINEA (Burt) Bourd. et Galz. Associated rot not determined.

Thelephoraceae Abies concolor Pima Pinus ponderosa Coconino, Pima KNEIFFIELLA FIBROSA (Berk. et Curt.) M. J. Larsen. Associated rot not determined. TOMENTELLA LATERITIA Pat. Associated rot not determined. Pin us ponderosa Apache Populus tremuloides Pima Pinus engelmannii Cochise Pseudotsuga menziesii Cochise Pinus ponderosa Cochise, Coconino, Pima Populus tremuloides Pima PSEUDOTOMENTELLA ATROFUSCA M. J. Larsen. Associated Pseudotsuga menziesii Cochise rot not determined. TOMENTELLA MICROSPORA (Karst.) Hoehn. et Litsch. Pinus ponderosa Coconino Associated rot nbt determined.

PSEUDOTOMENTELLA MUCIDULA (Karst.) Svrcek. Picea engelmannii Coconino Associated rot not determined. TOMENTELLA NEOBOURDOTII M. J. Larsen. Associated Pinus ponderosa Cochise, Pima rot not determined.

PSEUDOTOMENTELLA UMBRINA (Fr.) M. J. Larsen. Quercus sp. Cochise Associated rot not determined. TOMENTELLA PALLIDOFULVA (Pk.) Litsch. Associated Abies concolor Pima rot not determined. Pinus ponderosa Cochise Populus tremuloides Coconino, Graham, Pima Abies lasiocarpa var. arizonica Coconino Populus tremuloides Graham TERRESTRIS Ehrh. ex Fr. Associated rot not determined. TOMENTELLA PILOSA (Burt) Bourd. et Galz. Associated rot not determined. Pin us ponderosa Cochise Pinus ponderosa Coconino TOMENTELLA BOTRYOIDES (Schw.) Bourd. et Galz. Platanus wrightii Cochise Associated rot not determined. Quercus sp. Cochise

Pinus ponderosa Greenlee, Pima TOMENTELLA RUBIGINOSA (Bres.) Maire. Associated rot not determined. TOMENTELLA CINERASCENS (Karst.) Hoehn. et Litsch. Associated rot not determined. Quercus hypoleucoides Cochise

26 TOMENTELLA SPARSA (Burt) Bourd. et Galz. Associated Pinus ponderosa Coconino, Pima rot not determined. HOHENBEUHELIA PETULOIDES (Bull. ex Fr.) Schulz. Pinus ponderosa Cochise Associated rot not determined.

TOMENTELLA SUBFERRUGINEA (Burt) Skovst. Associated Abies concolor Graham rot not determined. LENTINELLUS COCHLEATUS Fr. Associated with a white Quercus hypoleucoides Cochise rot of dead conifers and hardwoods.

TOMENTELLA UMBRINELLA (Bourd. et Galz.) M. P. Chris. Alnus oblongifolia Pima Associated rot not determined. Populus tremuloides Cochise, Coconino Pseudotsuga menziesii Pima Pinus ponderosa Cochise, Coconino, Pima LENTINELLUS URSINUS (Fr.) Kuehn. Associated with a TOMENTELLA VIRIDIS (Berk.) G. H. Cunn. Associated white rot of dead hardwoods and conifers. Common in rot not determined. Arizona.

Alnus oblongifolia Graham, Pima Abies concolor Pima Fraxinus velutina Cochise Fraxinus velutina Santa Cruz Juglans major Pima Pinus ponderosa Cochise, Pima Pinus edulis Santa Cruz Populus tremuloides Graham Pinus ponderosa Coconino, Pima Pseudotsuga menziesii Pima Pinus strobiformis Cochise Quercus hypoleucoides Cochise, Santa Cruz Populus tremuloides Pima Salix gooddingii Santa Cruz Quercus hypoleucoides Cochise LENTINUS LEPIDEUS Fr. Associated with a brown cubical rot of conifer logs and stumps and also a heart rot in southwestern white pine.

ARMILLARIA MELLEA (Fr.) Quél. Associated with a Pinus ponderosa Coconino, Graham white root and butt rot of conifers and hardwoods. Pinus strobiformis Pima The basidiocarps are associated with white mycelial Pseudotsuga menziesii Cochise, Coconino, Graham felts below the bark and often with black rhizomorphs. LENTINUS PONDEROSUS O. K. Miller. Associated with a brown cubical rot of ponderosa pine logs and Abies concolor Pima stumps. Pinus ponderosa Cochise Pseudotsuga menziesii Cochise, Graham Pinus ponderosa Coconino, Graham Quercus hypoleucoides Cochise LENTINUS TIGRINUS (Bull.) Fr. Associated with a COLLYBIA VELUTIPES Fr. Associated with a white white rot of dead hardwoods. heart rot of living aspen. Fraxinus velutina Santa Cruz Populus tremuloides Cochise, Pima Platanus wrightii Pinal Salix gooddingii Santa Cruz CREPIDOTUS HAUSTELLARIS (Fr.) Kumm. Associated rot not determined. MARASMIUS ROTULA (Fr.) Kumm. Associated rot not determined. Quercus arizonica Santa Cruz Pinus ponderosa Coconino CREPIDOTUS MOLLIS (Fr.) Staude var. MOLLIS. Associated rot not determined. NAEMATOLOMA FASCICULARE (Huds. ex Fr.) Karst. Associated rot not determined. Populus tremuloides Cochise, Graham, Pima Arbutus arizonica Cochise CREPIDOTUS SPHAEROSPORUS (Pat.) Sing. Associated Pseudotsuga menziesii Pima rot not determined. Quercus arizonica Cochise Quercus hypoleucoides Cochise Picea pungens Coconino PANUS FULVIDUS Bres. Associated with a brown GYMNOPILUS SAPINEUS (Fr.) Maire. Associated rot cubical rot of dead hardwoods and juniper. Common not determined. cause of decay of juniper fence posts in southern Arizona. Abies lasiocarpa var. lasiocarpa Coconino

27 Arbutus arizonica Cochise PHOLIOTA SQUARROSOIDES (Pk.) Sacc. Associated with Artemisia tridentate Mohave a white rot of dead conifers. Carnegiea gigantea Pima Chilopsis linearis Santa Cruz Abies concolor Graham, Pima Fraxinus velutina Pima, Santa Cruz Juniperus deppeana Cochise PHOLIOTA SQUARROSA -ADIPOSA Lange. Associated with a Platanus wrightii Cochise white rot of dead conifers. Prosopis juliflora Pima Abies concolor Graham, Pima PANUS RUDIS Fr. Associated rot not determined. Pseudotsuga menziesii Cochise, Coconino, Pima

Populus tremuloides Navajo PHOLIOTA SPUMOSA (Fr.) Sing. Associated rot not determined. PANUS STRIGOSUS Berk. et Curt. Associated with a white rot of dead hardwoods. Pseudotsuga menziesii Cochise

Juglans major Cochise PHYLLOTOPSIS NIDULANS (Pers. ex Fr.) Sing. Sa1ix gooddingii Santa Cruz Associated with a white rot.

PAXILLUS PANUOIDES Fr. Associated with a brown Abies lasiocarpa var. lasiocarpa Coconino cubical rot of dead conifers. Populus tremuloides Coconino

Abies concolor Pima DRYINUS Pers. Associated with a white rot Pinus leiophylla var. chihuahuana Cochise of dead hardwoods. Pinus ponderosa Pima Quercus sp. Santa Cruz PHOLIOTA ALNICOLA (Fr.) Sing. Associated rot not determined. PLEUROTUS SAPIDUS Kalchbr. Associated with a white heart rot of living conifers and hardwoods and also Abies concolor Pima common on dead trees, stumps, and logs.

PHOLIOTA AURIVELLA (Batsch. ex Fr.) Kumm. Abies concolor Cochise, Graham Associated with a white mottled rot of living and Abies lasiocarpa var. arizonica Graham dead conifers and aspens. Populus fremontii Coconino, Pima, Santa Cruz Pseudotsuga menziesii Apache, Pima Abies concolor Coconino, Pima Sa1ix gooddingii Santa Cruz Populus tremuloides Coconino Pseudotsuga menziesii Pima PLUTEUS CERVINUS (Schaeff. ex Fr.) Kumm. Associated with a white rot of conifer and hardwood logs and PHOLIOTA BAKERENSIS Hesler. Associated with a white slash. rot of dead conifers. Abies concolor Graham Picea engelmannii Graham Abies lasiocarpa var. arizonica Graham Pinus ponderos- Cochise Picea engelmannii Graham Pseudotsuga menziesii Pima Pinus ponderosa Cochise, Coconino Populus tremuloides Pima PHOLIOTA DECORATA (Murr.) A. H. Smith et Hesler. Pseudotsuga menziesii Pima Associated rot not determined. Quercus sp. Pima

Abies lasiocarpa var. lasiocarpa Coconino PLUTEUS LONGISTRIATUS Pk. Associated rot not Picea engelmannii Graham determined. Pinus ponderosa Pima Populus tremuloides Pima Platanus wrightii Cochise Pseudotsuga menziesii Pima APPLICATUS (Fr.) S. F. Gray. Associated PHOLIOTA MARGINATA Batsch. Associated rot not with a white rot of dead hardwoods and conifers. determined. Fraxinus velutina Santa Cruz conifer wood Pima Haplopappus tenuisectus Cochise, Pinal Pinus ponderosa Coconino PHOLIOTA SQUARROSA (Fr.) Kumm. Associated with a Platanus wrightii Cochise white mottled root and butt rot of living aspen. Quercus emoryi Santa Cruz Quercus hypoleucoides Cochise Populus tremuloides Cochise, Coconino, Quercus reticulata Cochise Graham, Pima, Yavapai Quercus toumeyi Santa Cruz

28 SCHIZOPHYLLUM COMMUNE Fr. Associated with a white Quercus reticulata Pima rot of dead hardwoods. HELICOBASIDIUM CANDIDUM G. W. Martin. Associated Fraxinus velutina Cochise rot not determined. Sa1ix gooddingii Santa Cruz Quercus hypoleucoides Cochis2, Pima TRICHOLOMOPSIS BELLA A. H. Smith. Associated rot not determined. HELICOGLOEA FARINACEA (Hoehn.) Rogers. Associated rot not determined. Abies concolor Pima Pseudotsuga menziesii Pima Quercus arizonica Pima

TRICHOLOMOPSIS PLATYPHYLLA (Fr.) Quél. Associated HELICOGLOEA LAGERHEIMI Pat. Associated rot not rot not determined. determined.

Abies lasiocarpa var. arizonica Graham Fraxinus velutina Santa Cruz Alnus o blongifolia Pima Quercus hypoleucoides Cochise Pinus ponderosa Graham Populus tremuloides Graham PLATYGLOEA PENIOPHORAE Bourd. et Galz. Parasitic on Pseudotsuga menziesii Pima basidiocarps of other wood- inhabiting fungi. Quercus gambelii Coconino Prosopis juliflora Pima TRICHOLOMOPSIS RUTILANS (Fr.) Sing. Associated rot not determined. Dacrymycetaceae Abies concolor Graham, Pima Pseudotsuga menziesii Coconino CALOCERA CORNEA (Fr.) Link. Associated rot not determined. TRICHOLOMOPSIS STREETSII Gilbertson. Associated with a white rot of conifer and hardwood logs. Pinus strobiformis Pima Populus tremuloides Pima Abies concolor Pima Abies lasiocarpa var. arizonica Pima DACRYMYCES DELIQUESCENS Duby. Associated rot not Alnus oblongifolia Graham, Pima determined. Picea engelmannii Graham Pinus leiophylla var. chihuahuana Cochise Prosopis juliflora Pima Pin us ponderosa Pima Quercus hypoleucoides Pima DACRYMYCES DICTYOSPORUS G. W. Martin. Associated rot not determined. VOLVARIA BOMBYCINA Fr. Associated rot not determined. Pinus engelmannii Cochise Pinus ponderosa Cochise, Pima Populus fremontii Santa Cruz Salix gooddingii Santa Cruz DACRYMYCES ELLISII Coker. Associated rot not determined. XEROMPHALINA CAMPANELLA (Fr.) Kuehn. et Maire. Quercus sp. Pima Abies concolor Pima Pinus ponderosa Pima DACRYMYCES MINOR Pk. Associated rot not determined. Common on dead branches of desert shrubs and trees in southern Arizona. TREMELLALES Baccharis sarothroides Santa Cruz Cercidium microphyllum Pima Prosopis juliflora Pima, Santa Cruz AURICULARIS (S. F. Gray) G. W. Martin Quercus emoryi Santa Cruz Associated rot not determined. DACRYMYCES PALMATUS (Schw.) Bres. Associated rot Abies concolor Pima not determined. Common on conifer logs. Abies lasiocarpa var. arizonica Pima Juglans major Santa Cruz Abies concolor Cochise, Pima Quercus sp. Cochise, Pima, Santa Cruz Picea engelmannii Graham Quercus emoryi Santa Cruz Pinus engelmannii Cochise Quercus gambelii Pima Pinus ponderosa Cochise Quercus hypoleucoides Cochise, Pima Pinus strobiformis Pima

29 Pseudotsuga menziesii Cochise, Pima BOURDOTIA GRANDINIOIDES Bourd. et Galz. Associated rot not determined. DACRYMYCES PUNCTIFORMIS Neuhoff. Associated rot not determined. Common on ponderosa pine logs, Populus tremuloides Pima especially in eary spring. GLANDULOSA Fr. Associated rot not Pinus ponderosa Cochise, Pima determined.

DITIOLA RADICATA Fr. Associated rot not determined. Pseudotsuga menziesii Pima Quercus gambelii Mohave, Yavapai Quercus sp. Pima EXIDIA NUCLEATA (Schw.) Burt. Associated rot not GUEPINIA SPATHULARIA (Schw.) Fr. Associated rot not determined. determined. Quercus hypoleucoides Cochise Malus pumila Cochise Platanus wrightii Cochise EXIDIA SACCHARINA Fr. Associated rot not Quercus emoryi Santa Cruz determined.

GUEPINIOPSIS ALPINUS (Tracy et Earle) Brasfield. Quercus sp. Pima Associated rot not determined. Common on conifer logs and slash under snow at higher elevations. EXIDIOPSIS LEUCOPHAEA (Bres.) Wells. Associated rot not determined. Common on dead branches of desert Abies lasiocarpa var. arizonica Pima shrubs and trees in southern Arizona. Pinus ponderosa Pima Acacia greggii Santa Cruz Celtis reti culata Santa Cruz Prosopis juliflora Pima, Pinal

APORPIUM CARYAE (Schw.) Teix. et Rogers. Associated CALCEA (Pers.) Bres. Associated rot not rot not determined. determined. On dead branches of conifers and desert trees and shrubs in southern Arizona. Juglans major Santa Cruz Cercocarpus breviflorus Santa Cruz BOURDOTIA CAESIO -CINEREA (Hoehn. et Litsch.) Bourd. Haplopappus laricifolius Pima et Galz. ex Pilát et Lindtner. Associated rot not Juniperus deppeana Cochise determined. Lycium sp. Pima Picea engelmannii Graham Fraxinus velutina Santa Cruz Prosopis juliflora Pinal Pinus ponderosa Cochise Pseudotsuga menziesii Pima Platanus wrightii Santa Cruz Quercus emoryi Santa Cruz SEBACINA FUGACISSIMA Bourd. et Galz. Associated rot not determined. BOURDOTIA CINEREA (Bres.) Bourd. et Galz. Associated rot not determined. Pinus engelmannii Cochise

Pinus ponderosa Cochise SEBACINA MOLYBDEA McGuire. Associated rot not Platanus wrightii Cochise determined.

BOURDOTIA EYREI (Wakef.) Bourd. et Galz. Associated Quercus gambelii Cochise rot not determined. SEBACINA OPALEA Bourd. et Galz. Associated rot not Juglans major Cochise determined. Populus fremontii Cochise Pinus leiophylla var. chihuahuana Cochise BOURDOTIA GALZINII (Bres.) Bres. et Torr. Associated rot not determined. FOLIACEA (S. F. Gray) Pers. Associated rot not determined. Fraxinus velutina Santa Cruz Populus tremuloides Graham Quercus arizonica Santa Cruz Quercus hypoleucoides Cochise

30 (S. F. Gray) Pers. Associated HOST INDEX FOR ARIZONA WOOD -ROTTING FUNGI rot not determined.

Quercus sp. Cochise, Pima ARIES CONCOLOR (Gord. et Glend.) Lindl. White fir or concolor fir (Pinaceae). Large tree of the TREMELLA SIMPLEX Jacks. et G. W. Martin. Parasitic montane fir forest. Common heart rot is yellow, on basidiocarps of other wood -inhabiting fungi. stringy trunk rot caused by , the Indian paint fungus. Prosopis juliflora Pima Aleurodiscus amorphus TREMELLA TUBERCULARIA Berk. Associated rot not Aleurodiscus cerussatus determined. Aleurodiscus lividocoeruleus Aleurodiscus weirii Quercus sp. Pima Amphinema byssoides chailletii TREMELLODON GELATINOSUS (Pers.) Fr. Associated rot Armillaria mellea not determined. Common on conifer slash during the Asterostroma cervicolor summer rainy season. Athelia decipiens Athelia galzinii Abies concolor Pima Auricularia auricularis Pseudotsuga menziesii Pima Bjerkandera adusta Botryophyochnus isabellinus Tulasnellaceae Byssomerulius armeniacus Coniophora arida TULASNELLA ALLANTOSPORA Wakef. et . Associated Coniophora mustialaensis rot not determined. Dacrymyces palmatus Daedaleopsis confragosa Pi nus ponderosa Cochise Echinodontium tinctorium Quercus hypoleucoides Cochise Fibricium greschikii Fomítopsís annosa TULASNELLA VIOLEA (Quél.) Bourd. et Galz. Fomitopsis cajanderi Associated rot not determined. Fomitopsis rosea Fraxinus velutina Santa Cruz Ganoderma tsugae Pinus ponderosa Cochise, Pima Gloeophyllum saepiarium Quercus hypoleucoides Cochise Henningsomyces candidus Hirschioporus abietinus Hohenbeuhelia petaloides Hyphoderma argillaceum Hyphoderma tenue Hyphodontia arguta Hyphodontia pallidula Kavinia himantia Lentinellus ursinus Leucogyrophana pseudomollusca Paxillus panuoides Peniophora pithya Phaeolus alboluteus Phaeolus schweinitzii Phanerochaete carnosa Phanerochaete filamentosa Phlebia albida Phlebia subserialis Pholiota alnicola Pholiota aurivella Pholiota squarrosa-adiposa Pholiota squarrosoides Pleurotus sapidus Pluteus cervinus Polyporus elegans Polyporus hirtus Polyporus varius Poria lenis Poria nigrescens

31 Poria sanguinolenta Vararia racemosa Poria imani Poria stellae ABIES LASIOCARPA (Hook.) Nutt. var. LASIOCARPA. Poria subincarnata Subalpine fir (Pinaceae). A tree of the subalpine Poria subvermispora forest from 8,000 to 12,000 ft. in northern Arizona. Porotheleum fimbriatum Pseudotomentella umbrina Gymnopilus sapineus Pholiota decorata Serpula pinastri Phyllotopsis nidulans Sistotrema subtrigonospermum Sparassis radicata ACACIA GREGGII Gray. Catclaw acacia, devil's claw, Spongipellis borealis or uña de gato (Leguminosae). A large shrub or small tree in the desert shrub and desert grassland Tomentella cinerascens types up to 5,000 ft., especially along washes. Tomentella crinalis Common heart rot caused by Phellinus badius. Tomentella fuliginea Tremellodon gelatinosus Exidiopsis leucophaea Tricholomopsis bella Fomitopsis ohiensis Tricholomopsis rutilans Inonotus texanus Tricholomopsis streetsii Phellinus badius Tubulicrinis subulatus Polyporus arcularius Tyromyces leucospongia Poria medulla-panis Tyromyces subcartilagineus Vararia granulosa ACER GLABRUM Torr. Rocky Mountain Maple (Aceraceae). Xeromphalina campanella A shrub or small tree in the montane forest from 7,000 - 9,000 ft. ABIES LASIOCARPA var. ARIZONICA (Merriam) Lemmon. Corkbark fir, alpine fir, or Arizona fir (Pinaceae). Amphinema byssoides A tree of the subalpine forest from 8,000 ft. and Athelia fuscostrata higher. Common heart rot caused by Echinodontium Hericium caput -ursi tinctorium. Odontia pruni Stereum albobadium Aleurodiscus amorphus Amylostereum chailletii ACER GRANDIDENTATUM Nutt. Big -tooth maple Athelia decipiens ( Aceraceae). A tree of the montane fir forests from Athelia fuscostrata 4,500 -7,000 ft. Auricularia auricularis Botryobasidium vagum Coriolus hirsutus Byssomerulius hirtellus Daedaleopsis confragosa Columnocystis abietinus Hyphodontia papillosa Coniophora arida Stereum hirsutum Coniophora corrugis Coriolellus serialis ACER NEGUNDO L. Box -elder (Aceraceae). A tree Echinodontium tinctorium generally found along streams in the oak woodland Gloeocystidiellum citrinum and ponderosa pine types from 4,000 -8,000 ft. Gloiodon strigosum Guepiniopsis alpinus Hypochnicium sphaerosporum Hymenochaete corrugata Inonotus cuticularis Hyphodontia arguta Inonotus hispidus Phellinus ferruginosus Stereum albobadium Phellinus nigrolimitatus Phlebia albida AGAVE PALMERI Engelm. Century plant, mescal, or Pleurotus sapidus Palmer's agave (Amaryllidaceae). A succulent Pluteus cervinus perennial of the pine -oak woodland vegetational type Polyporus picipes from 3,500 -7,500 ft. Wood- rotting fungi are found Poria candidissima on the dead, woody, flowering stalks and dead, basal Poria carbonica . Poria crustulina Gloeocystidiellum lactescens Poria imani Lopharia crassa Poria tarda Phanerochaete tuberculata Stereum sanguinolentum Poria apacheriensis Tomentella crinalis Tomentella pallidofulva AGAVE PARRYI Engelm. Century plant or Parry's agave Tricholomopsis platyphylla ( Amaryllidaceae). A succulent perennial in the oak Tricholomopsis streetsii woodland and pine -oak woodland from 4,000 -7,000 ft. Tyromyces leucospongia

32 Hyphoderma amoenum ARBUTUS ARIZONICA (Gray) Sarg. Arizona madrone or Phanerochaete tuberculata madroño (). A small tree in the pine -oak forest from 4,500 -8,000 ft. No heart rot fungi have AIBIZZIA JULIBRISSIN Duraz. Mimosa tree been found on living trees of this species. (Leguminosae). An ornamental tree planted in southern Arizona. Aleurocorticium dryinum Botryobasidium subcoronatum Coriolus hirsutus Coriolellus sepium, Fomitopsis ohiensis ALNUS OBLONGIFOLIA Torr. Arizona alder Hyphoderma pilosum (). A medium -sized to large tree along Hyphodontia arguta streams or in canyons in the pine forest from 5,000- Hyphodontia breviseta 7,500 ft. No heart rot fungi have been found on Kavinia himantia living trees of this species. Naematoloma fasiculare Panus fulvidus Athelia decipiens Poria medulla-panis Athelia epiphylla Poria purpurea Athelia grisea Stereum ostrea Bjerkandera adusta Botryobasidium subcoronatum ARCTOSTAPHYLOS PUNGENS H.B.K. Point - manzanita

Byssomerulius corium ( Ericaceae). A shrub in the oak woodland and pine Coniophora puteana oak woodland from 4,000 -8,000 ft. Common heart rot Coriolus hirsutus caused by Phellinus arctostaphyli. Coriolus versicolor Daedaleopsis confragosa Lachnella alboviolascens Fibricium greschikií Phanerochaete velutina Gloeocystidiellum citrinum Phellinus arctostaphyli Gloeocystidiellum lactescens Poria tarda Hyphoderma guttuliferum Hyphoderma pilosum ARTEMISIA TRIDENTATA Nutt. Big sagebrush Hyphoderma puberum (Composítae). A medium sized to large shrub in Hyphoderma tenue pinyon -juniper zone in northern Arizona from 5,000- Hyphodontia arguta 8,000 ft. Panus fulvidus was very abundant on dead Hyphodontia crustosa plants in the Toroweap Lake area in Mohave County. Hyphodontia pallidula Hyphodontia spathulata Panus fulvi dus Hypochnicium bombycinum Hypochnicium punctulatum BACCHARIS SAROTHROIDES Gray. Desert broom Hypochnicium sphaerosporum (Compositae). Shrub of the Sonoran desert shrub Laeticorticium roseum and desert grassland from 1,000 -5,000 ft. Lentinellus cochleatus Odontia cristulata Byssomerulius corium Odontia rimosissima Dacrymyces minor Phanerochaete carnosa Odontia pruni Phanerochaete cremea Peniophora ludoviciana Phanerochaete velutina Peniophora tamaricicola Phellinus gilvus Poria latemarginata Phlebia radiata Stereum albobadium Poria conferta Poria reticulata BUDDLEJA OFFICINALIS Maxim. Butterfly bush Poria rhodella (Loganiaceae). Ornamental shrub planted in southern Poria tenuis var. tenuis Arizona. Radulomyces confluens Steccherinum ochraceum Poria apacheriensis Stereum albobadium Subulicystidium longisporum CANOTIA HOLOCANTHA Torr. Crucifixion thorn Tomentella viridis (Celastraceae). A shrub or small tree in the desert Trechispora confinis shrub type from 2,000 -4,500 ft. Heavily infected Trechispora vaga over its range with Phellinus texanus, which causes Tricholomopsis platyphylla a white heart rot in living trees. Tricholomopsis streetsii Tyromyces destructor Lopharia crassa Tyromyces immitis Phellinus texanus Tyromyces tephroleucus Vararia pallescens

33 CARNEGIEA GIGANTEA (Engeln.) Britt. et Rose. shrub and desert grass zones from 500 -4,000 ft. Saguaro (Cactaceae). Large columnar tree cactus of Occasionally with heart rot caused by Phellinus the Sonoran desert from - 3,500 ft. Phellinus texanus. texanus decays wood in of living plants. Poria carnegiea causes a common root and butt rot in Dacrymyces minor standing and fallen plants. Peniophora tamaricicola Phanerochaete arizonica Athelia decipiens Phellinus texanus Panus fulvidus Peniophora tamaricicola CERCOCARPUS BETULOIDES Nutt. Birchleaf mountain Phanerochaete chrysorhizon mahogany (Rosaceae). Shrub or small tree in Phanerochaete tuberculata chaparral and oak -woodland zones from 3,500 -6,500 Phellinus texanus ft. Relatively free of wood- rotting fungi but Poria carnegiea rarely with white heart rot caused by Phellinus texanus. CASUARINA CUNNINGHAMIANA Miq. Beef -wood tree (Casuarinaceae). Ornamental tree planted in Aleurodiscus bertii southern Arizona. Peniophora nuda Phellinus arctostaphyli Ganoderma lucidum Phellinus texanus

CEANOTHUS FENDLERI Gray. Buck -brush or -brush CERCOCARPUS BREVIFLORUS Gray. Hairy mountain (Rhamnaceae). Shrub in coniferous forest zones from mahogany. (Rosaceae). Shrub or small tree of the 5,000- 10,000 ft. chaparral and oak -woodland zones from 5,000 -8,000 ft. Rarely with heart rot caused by Phellinus Hymenochaete arida texanus.

CEANOTHUS GREGGII Gray. Deer -brush ( Rhamnaceae). Aleurodiscus bertii A small shrub in chaparral to ponderosa pine forest Aleurodiscus cerussatus zones from 3,000 -7,000 ft. Phellinus texanus Porig medulla -panis Aleurodiscus diffisus Sebacina calcea

CEANOTHUS INTEGERRIMUS Hook. et Arn. Deer -brush CHILOPSIS LINEARIS (Cay.) Sweet. Desert (Rhamnaceae). Shrub of chaparral and coniferous (Bignoniaceae). Shrub or tree along washes in forests from 3,500 -7,500 ft. desert shrub or desert grassland zones from 1,500- 5,000 ft. The only heart rot fungus found on desert Coriolellus sepium willow is Phellinus badius, found only once on Lachnella alboviolascens desert willow associated with mesquite and catclaw Poria rhodella acacia heavily infected with P. badius.

CELTIS PALLIDA Torr. Desert hackberry or granjero Coniophora arida (Ulmadeae). Shrub in the desert shrub zone from Gloeophyllum trabeum 1,500 -3,000 ft. Hyphoderma clavigerum Hyphoderma setigerum Exidiopsis leucophaea Hyphodontia bugellensis Phellinus texanus Panus fulvidus Phanerochaete tuberculata CELTIS RETICULATA Torr. Netleaf hackberry, or Phellinus badi us paloblanco, western hackberry (Ulmaceae). Shrub to Poria apacheriensis large tree along washes from the desert shrub to Poria medulla -panis oak woodland zones, 2,500 -6,000 ft. Poria tarda

Byssomerulius corium CITRUS sp. Orange, grapefruit', lemon and lime trees Ganoderma lucidum (Rutaceae). Cultivated fruit trees, especially in Peniophora nuda Salt River and Yuma areas. Tyromyces graminicola Peniophora tamaricicola causes a brown cubical heart rot in living trees. Phanerochaete tuberculata Polyporus arcularius Phanerochaete chrysorhizon Steccherinum laeticolor Tyromyces graminicola Stereum albobadium CITRUS LIMON (L.)Burm. Lemon (Rutaceae). CERCIDIUM MICROPHYLLUM (Torr.) Rose et Johnst. Cultivated fruit tree in southern Arizona. Yellow paloverde or foothill paloverde (Leguminosae). Shrub or small tree from desert Poria xylostromatoides

34 COCCULUS LAURIFOLIUS DC. Laurelleaf snailseed Lopharia crassa (Menispermaceae). Cultivated tree used as an ornamental. Heavily infected with Phellinus texanus DODONAEA VISCOSA Jacq. Hop -bush or Dodonaea on University of Arizona campus. (Sapindaceae). Shrub in the desert shrub to desert grassland zones from 2,000 -4,000 ft. Phellinus texan us Phellinus robustus CONDALIA MEXICANA Schlect. Mexican blue -wood or Mexican condalia (Rhamnaceae). Shrub in desert ERIOBOTRYA JAPONICA Lindl. Loquat (Rosaceae). shrub zone from 3,000 -4,500 ft. Small tree cultivated as an ornamental and fruit tre in southern Arizona. Coriolellus heteromorphus Peniophora tamaricicola Ganoderma lucidum Phanerochaete tuberculata Stereum albobadium EUCALYPTUS sp. Gum or eucalyptus (Myrtaceae). Evergreen trees or shrubs cultivated as ornamentals CONDALIA SPATHULATA Gray. Squaw -bush (Rhamnaceae). Shrub in desert shrub zone from 2,500 -5,000 ft. Laetiporus sulphureus

Peniophora tamaricicola FOUQUIERIA SPLENDENS Engelm. Ocotillo (Fouquieriaceae). Shrub with long, unbranched stem CONIFER WOOD (Unidentified) from a common base. In desert shrub to oak -woodlan zones up to 5,000 ft. Gloeophyllum trabeum Pholiota marginata Lachnella alboviolascens Sistotrema confluens Peniophora tamaricicola Phanerochaete chrysorhizon COWANIA STANSBURIANA Torr. Cliffrose (Rosaceae). Phanerochaete tuberculata Shrub from desert grassland to pinyon -juniper Polyporus arcularius woodland, 3,500 -5,000 ft. Commonly with heart rot Poria corticola caused by Phellinus texanus. Radulomyces confluens

Hyphodontia floccosa FRAXINUS VELUTINA Torr. Velvet ash or Arizona ash Odontia pruni (Oleaceae). Tree along washes, streams, and in Phellinus texanus canyon woodlands from 2,500 -7,000 ft. Important Polyporus arcularius heart rot in living trees is white trunk rot caused Poria apacheriensis by Fomes fraxinophilus.

CUPRESSUS ARIZONICA Greene. Arizona cypress Aleurodiscus cerussatus (). Small to large tree, locally Bourdotia caesio-cinerea abundant in canyons in oak woodland to pinyon - Bourdotia galzinii juniper woodland zones from 3,500 -7,000 ft. Coriolellus heteromorphus Tyromyces basilaris has been found associated with Coriolellus sepium heart rot in living trees. Fomes fraxinophilus Funalia gallica Aleurodiscus lividocoeruleus Ganoderma lucidum Athelia epiphylla Helicogloea lagerheimi Coriolellus sepium Henningsomyces candidus Poria medulla-panis Hymenochaete leonina Poria rimosa Hyphoderma roseocremeum Poría tenuis var. pulchella Hyphodontia spathulata Tyromyces basilaris Hyphodontia stipata Hypochnicium analogum CROSSOSOMA BIGELOVII Wats. Crossosoma Hypochnicium lundellii (Crossosomataceae). Shrub in desert shrub or desert Laetiporus sulphureus grassland zone from 1,500 -4,000 ft. Lentinellus ursinus Lentinus tigrinus Scytinostroma portentosum Odontia pruni Panus fulvidus DASYLIRION WHEELERI Wats. Sotol or desert spoon Paullicorticium pearsonii (Liliaceae). Large, yucca -like perennial in desert Peniophora nuda grass to pinyon -juniper zones from 4,000 -6,000 ft. Peniophora tamaricicola The fallen, woody flower stalks provide a substratum Phanerochaete allantospora for wood- rotting fungi. Phanerochaete chrysorhizon Phanerochaete fuscomarginata Corti ci um arachnoideum Phellinus gilvus

35 Poria oleracea Poria apacheriensis Poria rancida Poria medulla-panis Poria tenuis var. pulchella Poria purpurea Poria tenuis var. tenuis Poria rancida Poria xylostromatoides Poria reticulata Resupinatus applicatus Poria rhodella Schizophyllum commune Poria tenuis var. pulchella Tomentella viridis Poria tenuis var. tenuis Trechispora farinacea Pycnoporus sanguineus Tulasnella violea Steccherinum ochraceum Stigmatolemma poriaeforme GARRYA WRIGHTII Torr. Silk- tassel (Cornaceae). Tomentella viridis Shrub in chaparral to ponderosa pine forest zones from 3,000 -8,000 ft. JUNIPERUS DEPPEANA Steud. Alligator juniper (Cupressaceae). Shrub to large tree in oak Fomes fraxinophilus woodland, pinyon -juniper woodland, and ponderosa Hyphoderma amoenum pine forest, 4,500 -8,000 ft. Most common heart rot Lachnella alboviolascens caused by Pyrofomes demidoffii. Phellinus texanus, Daedalea juniperina, Poria ferox, and Poria rimosa GOSSYPIUM HIRSUTUM L. Cotton (Malvaceae). also cause heart rot in living trees. Cultivated plant grown in irrigated valley land in southern Arizona. The woody roots left in the soil Aleurocorticium griseocanum provide a substratum for wood -rotting fungi. Aleurodiscus lividocoeruleus Coriolellus sepium Phanerochaete chrysorhizon Daedalea juniperina Gloeophyllum saepiarium HAPLOPAPPUS LARICIFOLIUS Gray. Turpentine -brush Gloeophyllum trabeum (Compositae). Small shrub in desert grassland to Hyphoderma argillaceum oak -woodland zones from 3,000 -6,000 ft. Hyphodontia arguta Hyphodontia spathulata Phanerochaete chrysorhizon Panus fulvidus Poria apacheriensis Phellinus texanus Stereum albobadium Phlebia subserialis Polyporus arcularius HAPLOPAPPUS TENUISECTUS (Greene) Blake. Burro -weed Poria apacheriensis

( Compositae). Small shrub in Sonoran desert to Poria ferox desert grass zones from 2,000 -5,000 ft. Poria rimosa Poria tarda Resupinatus applica tus Pyrofomes demidoffii Sebacina calcea JUGLANS MAJOR (Torr.) Heller. Arizona black walnut or nogal (). Tree of canyon woodlands JUNIPERUS MONOSPERMA (Engelm.) Sarg. One - in desert grassland to oak woodland zones; 3,000- juniper (Cupressaceae). Common shrub or small tree 7,000 ft. Commonly with heart rot caused by in desert grassland to pinyon -juniper zones from Phellinus weirianus. 3,000 -7,000 ft. Pyrofomes demidoffii causes a common heart rot of living trees; heart rots caused Aleurodiscus diffisus by Daedalea juniperina and Poria rimosa are also Aporpium caryae occasionally encountered. Auricularia auricularis Bourdotia eyrei Aleurodiscus bertii Coniophora arida Coriolellus heteromorphus Cyphellopsis anomala Coriolellus sepium Hymenochaete rubiginosa Dacryobolus sudans Hyphodontia spathulata Daedalea juniperina Hypochnicium geogenium Hirschioporus versatilis Inonotus hispidus Lachnella alboviolascens Laeticorticium roseum Poria rimosa Panus strigosus Pyrofomes demidoffii Peniophora nuda Peniophora tamaricicola JUNIPERUS OSTEOSPERMA (Torr.) Little. juniper. Phanerochaete allantospora Shrub or small tree in pinyon -juniper woodland zone Phanerochaete chrysorhizon of northern Arizona from 3,000 -7,500 ft. Phanerochaete fuscomarginata Phanerochaete tuberculata Daedalea juniperina Phellinus gilvus Poria rimosa Phellinus weirianus

36 Pyrofomes demidoffii Phanerochaete arizonica Poria apacheriensis LARREA TRIDENTATA (DC,) Colville. Creosote bush Scytinostroma portentosum (Zygophyllaceae). Shrub in the desert shrub zone to 4,000 ft. Living plants occasionally with heart MORUS ALBA L. White mulberry (Moraceae). Used as rot caused by Phellinus texanus. an ornamental and shade tree. Relatively free from wood -decaying fungi; occasionally with heart rot in Phellinus texanus living trees caused by Inonotus munzii.

LYCIUM sp. Wolfberry, squawberry, Desert -thorn, or Inonotus munzii tomatillo (Solanaceae). Shrubs in desert shrub to pinyon- juniper woodland zones up to 7,000 ft. MORUS MICROPHYLLA Buckl. mulberry or Mexican mulberry (Moraceae). Shrub or small tree along Lachnella alboviolascens washes in desert grass to oak woodland zone from Odontia pruni 3,000 -5,000 ft. Peniophora ludoviciana Phanerochaete chrysorhizon nidulans Phanerochaete tuberculata Phellinus texanus Sebacina calcea Stereum albobadium MYRTIS COMMUNIS L. Myrtle (Myrtaceae). Ornamental shrub commonly planted in southern Arizona. LYCIUM ANDERSONII Gray. Desert -thorn (Solanaceae). Shrub in desert shrub to pinyon -juniper woodland Poria xylostromatoides zone. NANDINA DOMESTICA Thunb. Nandina (Berberidaceae). Aleurodiscus diffisus Ornamental shrub commonly planted in southern Arizona. LEMAIREOCEREUS THURBERI (Engelm.) Britt. et Rose. Orggnpipe cactus (Cactaceae). Tree -like cactus of Poria xylostromatoides Sonoran Desert from 1,000 -3,500 ft. NERIUM OLEANDER L. Oleander (Apocynaceae). Phanerochaete arizonica Ornamental shrub commonly planted in southern Arizona. MACLURA POMIFERA (Raf.) Schneid. Osage- orange (Moraceae). Not native to Arizona; planted or an Poria xylostromatoides escape from cultivation in southern Arizona. OLEA EUROPEA L. Olive (Oleaceae). Small tree Hyphoderma setigerum commonly planted in southern Arizona as an ornamental Hyphodontia sambuci or fruit tree. Stereum albobadium Ganoderma lucidum MALUS PUMILA Mill. Apple (Rosaceae). Cultivated fruit tree at higher elevations. OLNEYA TESOTA Gray. Ironwood (Leguminosae). Small tree of the Sonoran desert zone from 1,000- Guepinia spathularia 2,500 ft.; usually along washes. Hyphodontia spathulata Poria tenuis var. pulchella Byssomerulius sulphureus Poria tenuis var. tenuis Coniophora inflata Stereum versi forme Odontia pruni Phanerochaete chrysorhizon MELIA AZEDARACH L. Chinaberry or China tree Phellinus texanus (Meliaceae). Cultivated as an ornamental or shade tree in southern Arizona. OPUNTIA ARBUSCULA Engelm. Pencil cholla ( Cactaceae). Shrubby cactus in desert shrub zone Abortiporus biennis from 1,000 -3,000 ft. Phellinus texanus causes Tyromyces graminicola heart rot in living plants.

MORTONIA SCABRELLA Gray. Mortonia (Celastraceae). Phellinus texanus Shrub in desert shrub to desert grassland zones from 3,000 -5,500 ft. Wood -rotting fungi occur on dead OPUNTIA SPINOSIOR (Engelm. et Sigel.) Tourney. branches that accumulate under older plants. Cholla (Cactaceae). Shrubby cactus in desert shrub zone from 1,000 -5,000 ft. Phellinus texanus causes Aleurocorticium acerinum heart rot in living plants. Odontia crustula Peniophora quercina Phellinus texanus

37 Pycnoporus cinnabarinus Hyphoderma tenue Hyphodontia alutacea OPUNTIA VERSICOLOR Engelm. Deerhorn or staghorn Hyphodontia aspera cholla (Cactaceae). Shrubby cactus of desert shrub Hyphodontia pallidula zone from 1,000 -4,000 ft. Phellinus texanus causes Inonotus circinatus heart rot in living plants. Inonotus tomentosus Mucronella aggregata Phanerochaete arizonica Peniophora pithya Phellinus texanus Phaeolus alboluteus Poria medulla-panis Phaeolus schweinitzii Phlebia albida PARKINSONIA ACULEATA L. Mexican paloverde or Phlebia livida horsebean (Leguminosae). Small tree along washes Phellinus nigrolimitatus in desert and desert grass zones in southern Arizona. Phellinus pini Also planted as an ornamental. Pholiota bakerensis Pholiota decorata Fomitopsis ohiensis Plicatura aurea Ptychogaster cubensis Pluteus cervinus Poria carbonica PHOENIX CANARIENSIS Chabaud. Canary date palm Poria cinerascens (Palmaceae). Ornamental tree planted in southern Poria crustulina Arizona. Poria subincarnata Poria terrestris Poria xylostromatoides Resinicium chiricahuaensis Trechispora farinacea Scytinostroma arachnoideum Sebacina calcea PHOENIX DACTYLIFERA L. Date palm (Palmaceae). Serpula pinastri Planted in southern Arizona as an ornamental or for Sphaerobasidium minutum date production. Spongipellis borealis Steccherinum ciliolatum Poria xylostromatoides Stereum sanguinolentum Tomentella microspora PICEA ENGELMANNII Parry. Engelmann spruce Tricholomopsis streetsii (Pinaceae). Large tree of the spruce -fir forest Tyromcyes caesius from 9,000 ft. and higher. Common decay fungi in Tyromyces fragilis living trees are Phaeolus schweinitzii, Inonotus Tyromyces perdelicatus circinatus, and Inonotus tomentosus all causing butt Tyromyces undosus and root rots, and Phellinus pini causing a trunk Vararia athabascensis rot. Vararia racemosa

Aleurodiscus fennicus PICEA PUNGENS Engelm. Blue spruce or Colorado blue Aleprodiscus lividocoeruleus spruce (Pinaceae). Large tree of the spruce -fir Amphinema byssoides and Douglas fir forest zones in northern Arizona Amphinema tomentella from 7,000- 11,500 ft. Amylocorticium subincarnatum Amylocystis lapponica Coniophora corrugis Athelia byssina Crepidotus sphaerosporus Athelia septentrionalis Gloeophyllum saepiarium Botryobasidium vagum Phaeolus alboluteus Byssomerulius hirtellus Steccherinum ochraceum Byssomerulius serpens Coniophora arida PINUS CEMBROIDES Zucc. Mexican pinyon (Pinaceae). Coniophora puteana Small tree of the pinyon- juniper woodland zone in Coriolellus carbonarius southeastern Arizona from 4,000 -6,000 ft. Coriolellus serialis Dacrymyces palmatus Botryobasidium vagum Echinodontium tinctorium Coniophora arida Fibricium greschikii Dichomitus squalens Fomitopsis cajanderi Phanerochaete velutina Fomitopsis pinicola Trechispora farinacea Fomitopsis rosea Tubulicrinis calothrix Gloeocystidiellum citrinum Gloeocystidiellum luridum PINUS EDULIS Engelm. Pinyon or Pion (Pinaceae). Gloeophyllum saepiarium Small tree of the pinyon -juniper woodland zone from 5,000 -7,000 ft.

38 Coniophora arida Tricholomopsis streetsii Coriolellus sepium Tubulicrinis calothrix Cryptoporus volvatus Hirschioporus abietinus PINUS PONDEROSA Laws. Ponderosa pine or yellow pine

Poria ferox ( Pinaceae). Large tree of the ponderosa pine forest Poria rhodella to Douglas fir forest zones from 5,500 -9,000 ft. Pycnoporus cinnabarinus This is the most important timber tree in Arizona Tomentella viridis where the species is represented by two varieties; P. ponderosa var. scopulorum Engelm. (Rocky Mountain PINUS ENGELMANNII Carr. Apache pine (Pinaceae). ponderosa pine) and P. ponderosa var. arizonica

Large tree of oak woodland -ponderosa pine forest ( Engelm.) Shaw (Arizona pine.). Common heart rot zones from 5,000 -8,000 ft. fungi in living trees are Phaeolus schweinitzii, Inonotus tomentosus, and I. circinatus, all causing Amphinema byssoides root and butt rot, and Dichomitus squalens and Botryobasidium vagum Veluticeps berkeleyi, both causing trunk rot. Coniophora puteana Dacrymyces dictyosporus Aleurodiscus canadensis Dacrymyces palmatus Amphinema byssoides Dichomitus squalens Amylocorticium subsulphureum Hyphoderma definitum Armillaria mellea Hyphodontia papillosa Athelia bicolor Hypochnicium bombycinum Athelia byssina Leucogyrophana pseudomollusca Athelia decipiens Merulius ambiguus Athelia epiphylla Phanerochaete velutina Athelia fuscostrata Phlebia albida Athelia galzinii Phlebia cornea Athelia microspora Phlebia subserialis Athelia tessulata Plicatura aurea Botryobasidium ansosum Poria cinerascens Botryobasidium candicans Poria radiculosa Botryobasidium langloisii Poria spissa Botryobasidium medium Poria subvermispora Botryobasidium pruinatum Sebacina fugacissima Botryobasidium subcoronatum Tomentella lateritia Botryobasidium vagum Trechispora farinacea Botryohypochnus isabellinus Trechispora vaga Bourdotia caesio-cinerea Tubulicrinis subulatus Bourdotia cinerea Veluticeps berkeleyi Byssomerulius armeniacus Byssomerulius corium PINUS LEIOPHYLLA var. CHIHUAHUANA ( Engelm.) Shaw. Byssomerulius hirtellus Chihuahua pine (Pinaceae). Tree in oak -woodland to Byssomerulius incarnatus ponderosa pine forest zones in southern Arizona from Byssomerulius serpens 5,000 -7,500 ft. Ceriporia bresadolae Chaetoderma luna Botryobasidium subcoronatum Columnocystis pimeriensis Coniophorella olivacea Coniophora arida Dacryobolus karstenii Coniophora corrugis Dichomitus squalens Coniophora olivascens Donkia pulcherrima Coniophora puteana Galzinia occidentalis Coniophorella olivacea Gloeophyllum saepiarium Coriolellus carbonarius Hirschioporus abietinus Coriolellus serialis Hyphodontia pallidula Crustoderma dryinum Paxillus panuoides Cryptoporus volvatus Phlebia gigantea Dacrymyces dictyosporus Phlebia subserialis Dacrymyces palmatus Poria cinerascens Dacrymyces punctiformis Poria latitans Dacryobolus karstenii Poria sitchensis Dacryóbolus sudans Poria subvermispora Dichomitus squalens Pycnoporus cinnabarinus Donkia pulcherrima Sebacina opalea Fibricium greschikii Skeletocutis amorphus Fomitopsis cajanderi Trechispora vaga Fomitopsis officinalis

39 Fomitopsis pinicola Poria bombycina Gloeocystidiellum citrinum Poria candidissima Gloeophyllum saepiarium Poria carbonica Guepiniopsis alpinus Poria cinerascens Gymnopilus sapineus Poria corticola Hapalopilus nidulans Poria crassa Hirschioporus abietinus Poria lenis Hyphoderma argillaceum Poria lenta Hyphoderma definitum Poria luteoalba Hyphoderma medioburiensis Poria odora Hyphoderma pallidum Poria oleagina Hyphoderma pilosum Poria placenta Hyphoderma setigerum Poria radiculosa Hyphoderma tenue Poria rixosa Hyphoderma teutobergense Poria romellii Hyphodontia abieticola Poria salmonicolor Hyphodontia alutacea Poria sinuosa Hyphodontia alutaria Poria sitchensis Hyphodontia aspera Poria spissa Hyphodontia breviseta Poria subacida Hyphodontia floccosa Poria subincarnata Hyphodontia hastata Poria subvermispora Hyphodontia pallidula Poria taxicola Hyphodontia papillosa Poria tenuis var. tenuis Hyphodontia subalutacea Poria terrestris Hypochnicium bombycinum Poria vaillantii Hypochnicium geogenium Poria xantha Hypochnicium lundellii Pseudotomentella atrofusca Hypochnicium punctulatum Pseudotomentella mucidula Hypochnicium sphaerosporum Pseudotomentella umbrina Inonotus circinatus Pycnoporus cinnabarinus Inonotus tomentosus Resinicium bicolor Kavinia himantia Resinicium chiricahuaensis Kneiffiella fibrosa Resinicium furfuraceum Lentinellus ursinus Resupinatus applicatus Lentinus lepideus Scytinostroma galactinum Lentinus ponderosus Scytinostroma ochroleucum Leucogyrophana mollusca Serpula himantioides Leucogyrophana pseudomollusca Serpula pinastri Marasmius rotula Mucronella aggregata Sistotrema subtrigonospermum Osmoporus odoratus Skeletocutis amorphus Paullicorticium pearsonii Sparassis radicata Paxillus panuoides Sphaerobasidium minutum Phaeolus alboluteus Steccherinum fimbriatum Phaeolus schweinitzii Stereum sanguinolentum Phanerochaete allantospora Thelephora terrestris Phanerochaete carnosa Tomentella botryoides Phanerochaete cremea Tomentella ferruginea Phanerochaete sanguinea Tomentella fimbriata Phanerochaete sulphurina Tomentella fuliginea Phanerochaete velutina Tomentella lateritia Phellinus ferrugineofuscus Tomentella pilosa Phellinus pini Tomentella sparsa Phellinus torulosus Tomentella umbrinella Phlebia albida Tomentella viridis Phlebia cornea Trechispora farinacea Phlebia gigantea Trechispora praefocata Phlebia livida Trechispora subillaqueata Phlebia phlebioides Trechispora vaga Phlebia subserialis Tricholomopsis platyphylla Pholiota bakerensis Tricholomopsis streetsii Pholiota decorata Tubulicrinis calothrix Plicatura aurea Tubulicrinis chaetophorus Pluteus cervinus Tubulicrinis glebulosus Poria albobrunnea Tubulicrinis prominens

40 Tubulicrinis subulatus Hyphoderma roseocremeum Tulasnella allantospora Hyphoderma setigerum Tulasnella violea Hyphoderma tenue Tyromyces balsameus Hyphodontia bugellensis Tyromyces fragilis Hyphodontia spathulata Tyromyces leucospongia Inonotus arizonicus Tyromyces mollis Inonotus munzii Tyromyces subcartilagineus Lachnella alboviolascens Tyromyces tephroleucus Lentinus tigrinus Tyromyces undosus Lopharia crassa Vararia granulosa Odontia pruni Veluticeps berkeleyi Panus fulvidus Xeromphalina campanella Peniophora ludoviciana Peniophora nuda PINUS STROBIFORMIS Engelm. Southwestern white pine Phanerochaete allantospora (Pinaceae). Tree of Douglas fir to spruce -fir Phanerochaete burtii forest zones from 7,000- 10,000 ft. Common trunk Phanerochaete chrysorhizon rot in living trees caused by Phellinus pini and Phanerochaete cremea root and butt rots caused by Phaeolus schweinitzii Phanerochaete fuscomarginata and Phellinus torulosus. Phanerochaete tuberculata Phellinus gilvus Botryobasidium subcoronatum Phlebia radiata Bjerkandera adusta Pluteus longistriatus Calocera cornea Polyporus arcularius Coniophora arida Poria albipellucida Corio1e11us carbonarius Poria corticola Dacrymyces palmatus Poria overholtsii Dichomítus squalens Poria purpurea Fomitopsis pinicola Poria radiculosa Hyphoderma tenue Poria rhodella Lentinus lepideus Poria spissa Leucogyrophana pseudomollusca Poria tenuis var. pulchella Phaeolus schweinitzii Poria tenuis var. tenuis Phellinus pini Poria xylostromatoides Phellinus torulosus Resupinatus applicatus Poria oleagina Stereum albobadium Poria sitchensis Stigmatolemma poriaeforme Serpula himantioides Tomentella pilosa Sparassis radicata Trechispora farinacea Tomentella viridis Tyromyces immitis

PLATANUS WRIGHTII Wats. Arizona sycamore or Arizona POPULUS FREMONTII Wats. Fremont cottonwood or alamo plane-tree (Platanaceae). Large tree along streams (Salicaceae). Large tree along streams and in and in canyon woodlands in desert grassland to oak - canyon woodlands from desert shrub to oak woodland woodland zones from 2,000 -6,000 ft. Common heart up to 6,000 ft. Common heart rot caused by Inonotus rot caused by Inonotus arizonicus. munzii and a root and butt rot by Fomitopsis ulmaria.

Bourdotia caesio-cinerea Bourdotia eyrei Bourdotia cinerea Fomitopsis ulmaria Byssomerulius serpens Funalia gallica Coniophora arida Ganoderma lucidum Coniophora olivascens Hypochnicium punctulatum Coriolellus heteromorphus Inonotus munzii Coriolellus malicola Laetiporus sulphureus Coriolellus sepium Phanerochaete tuberculata Coriolus biformis Pleurotus sapidus Coriolus versicolor Poria corticola Corticium avellaneum Poria latemarginata Dacryobolus sudans Poria purpurea Donkia pulcherrima Poria xylostromatoides Funalia gallica Pycnoporus cinnabarinus Ganoderma lucidum Volvaria bombycina Gloeoporus dichrous Guepinia spathularia POPULUS TREMULOIDES Michx. Quaking aspen or Hapalopilus nidulans trembling aspen (Salicaceae). Tree in upper Hyphoderma guttuliferum ponderosa pine forest to spruce -fir forest from

41 7,000- 10,000 ft. Major trunk rot of living trees Phellinus ferruginosus caused by Phellinus tremulae and root and butt rots Phellinus tremulae by Ganoderma applanatum and Pholiota squarrosa. Phlebia hydnoides Pholiota aurivella Amphinema byssoides Pholiota decorata Antrodia ste.reoides Pholiota squarrosa Athelia byssina Phyllotopsis nidulans Athelia epiphylla Pluteus cervinus Athelia fuscostrata Polyporus elegans Athelia neuhoffii Polyporus squamosus Bjerkandera adusta Polyporus varius Botryohypochnus isabellinus Poria aneirina Bourdotia galzinii Poria radula Bourdotia grandinioides Poria reticulata Byssomerulius armeniacus Poria rhodella Byssomerulius corium Poria tenuis var. pulchella Byssomerulius hirtellus Poria tenuis var. tenuis Byssomerulius serpens Porotheleum fimbriatum Calocera cornea Pseudotomentella umbrina Collybia velutipes Radulomyces confluens Coniophora arida Sistotrema brinkmannii Coniophora corrugis Sistotrema coroniferum Coniophorella olivacea Sistotrema muscicola Coriolellus serialis Sistotrema raduloides Coriolus biformis Sistotrema subtrigonospermum Coriolus hirsutus Steccherinum ciliolatum Coriolus velutinus Steccherinum fimbriatum Coriolus versicolor Stigmatolemma poriaeforme Corticium lepidum Subulicystidium longisporum Crepidotus mollis var. mollis Tomentella crinalis Cyphellopsis anomala Tomentella Iateritia Fomitopsis cajanderi Tomentella pallidofulva Fomitopsis pinicola Tomentella viridis Fomitopsis rosea Trametes suaveolens Ganoderma applanatum Trechispora farinacea Gloeocystidiellum convolvens Trechispora vaga Gloeocystidiellum lactescens Tricholomopsis platyphylla Gloeocystidiellum porosum Tyromyces caesius Gloeophyllum saepiarium Tyromyces subcartilagineus Henningsomyces candidus Vararia athabascensis Hirschioporus subchartaceous Hyphoderma guttuliferum PROSOPIS JULIFLORA (Sw.) DC. Mesquite or honey Hyphoderma pilosum mesquite (Leguminosae). Shrub to medium sized tree Hyphoderma populneum on desert plains and along washes and streams in Hyphoderma tenue desert shrub to lower oak -woodland zone up to 5,500 Hyphodontia arguta ft. Common heart rot fungi in living trees are Hyphodontia aspera Phellinus badius and Inonotus texanus. Hyphodontia breviseta Hyphodontia crustosa Byssomerulius corium Hyphodontia pallidula Byssomerulius sulphureus Kavinia alboviridis Coniophora inflata Kneiffiella fibrosa Coriolellus heteromorphus Laeticorticium roseum Corticium arachnoideum Lentinellus cochleatus Dacrymyces deliquescens Lentinellus ursinus Dacrymyces minor Merulius confluens Exidiopsis leucophaea Odontia pruni Funalia gallica Panus rudis Henningsomyces candidus Peniophora polygonia Hyphoderma amoenum Peniophora rufa Hyphodontia quercina Peniophora violaceolivida Hyphodontia sambuci Phaeolus alboluteus Hypochnicium bombycinum Phanerochaete carnosa Inonotus texanus Phanerochaete cremea Lopharia crassa Phanerochaete velutina Odontia pruni

42 Panus fulvidus Byssomerulius hirtellus Peniophora nuda Coniophora arida Peniophora tamaricicola Coniophorella olivacea Phanerochaete allantospora Coriolellus carbonarius Phanerochaete arizonica Coriolellus serialis Phanerochaete chrysorhizon Corticium lepidum Phanerochaete tuberculata Crustoderma dryinum Phellinus badius Dacrymyces palmatus Phellinus ferruginosus Daedaleopsis confragosa Phellinus gilvus Exidia glandulosa Platygloea peniophorae Fibricium greschikii Poria apacheriensis Fomitopsis annosa Poria corticola Fomitopsis cajanderi Poria medulla-panis Fomitopsis pinicola Poria subincarnata Fomitopsis rosea Poria tarda Ganoderma tsugae Sebacina calcea Gloeocystidiellum karstenii Stereum albobadium Gloeophyllum saepiarium Tomentella coerulea Henníngsomyces candidus Tremella simplex Hirschioporus abietinus Hirschioporus sector PRUNUS PERSICA (L.) Batsch. Peach (Rosaceae). Hymenochaete tenuis Cultivated fruit tree. Hyphoderma tenue Hyphodontia abieticola Coriolus hírsutus Hyphodontia pallidula Coriolus versícolor Kneiffiella fibrosa Lentinellus cochleatus PRUNUS SEROTINA ssp. VIRENS (Woot. et Standl.) Lentinellus ursinus McVaugh. Southwestern chokecherry (Rosaceae). Lentinus lepideus Tree along streams and in canyon woodlands in oak - Leucogyrophana pseudomollusca woodland to ponderosa pine forest zones from 4,500- Mucronella aggregata 7,500 ft. Naematoloma fasciculare Osteina obducta Aleurodiscus cerussatus Peniophora perexigua Coriolellus heteromorphus Phaeolus alboluteus Coriolus versicolor Phaeolus schweinitzii Hapalopilus nidulans Phanerochaete carnosa Hyphoderma amoenum Phanerochaete velutina Hyphoderma roseocremeum Phellinus pini Hyphoderma setigerum Phellinus torulosus Hypochnicium bombycinum Phlebia subserialis Phellinus gilvus Pholiota aurivella Phellinus texanus Pholiota bakerensis Phellinus viticola Pholiota decorata Poria medulla-panis Pholiota squarrosa-adiposa Steccherinum laeticolor Pholiota spumosa Pleurotus sapidus PSEUDOTSUGA MENZIESII (Mirb.) Franco. Douglas fir Pluteus cervinus (Pinaceae). Large tree in ponderosa pine, Douglas Polyporus hirtus fir and spruce -fir forest zones from 6,500 -10,000 Polyporus picipes ft. Common trunk rot in living trees caused by Polyporus varius Phellinus pini and root and butt rot caused by Poria carbonica Phaeolus schweinitzii and Sparassis radicata. Poria corticola Poria lenis Aleurodiscus spiniger Poria placenta Amylostereum chailletii Poria radiculosa Armillaria melles Poria romellii Asterostroma muscicolum Poria sinuosa Athelia fuscos trata Poría subacida Athelia grises Poria subincarnata Athelia tessulata Poria subvermispora Atheliopsis lunata Poria xantha Bjerkandera adusta Resinicium chiricahuaensis Botryobasidium subcoronatum Resinicium furfuraceum Byssomerulius armeniacus Sebacina calces

43 Sparassis radicata dryadeus, Spongipellus unicolor and Inonotus hispidus. Spongipellis borealis Steccherinum ciliolatum Aleurocorticium griseocanum Stereum sanguinolentum Aleurodiscus cerussatus Tomentella lateritia Aleurodiscus disciformis Tremellodon gelatinosus Aleurodiscus oakesii Tricholomopsis bella Asterostroma cervicolor Tricholomopsis platyphylla Byssomerulius corium Tricholomopsis rutilans Coriolus biformis Tubulicrinis calothrix Coriolus versicolor Tubulicrinis hamatus Crepidotus haustellaris Tyromyces balsameus Favolus alveolaris Tyromyces cutifractus Fomes sclerodermeus Tyromyces palustris Fomitopsis scutellata Tyromyces tephroleucus Hapalopilus nidulans Helicogloeoa farinacea PTELEA ANGUSTIFOLIA Benth. Hop -tree (Rutaceae). Hymenochaete leonina Shrub in desert canyons to ponderosa pine zones Hyphoderma amoenum from 3,500 -8,500 ft. Hyphoderma guttuliferum Hyphoderma setigerum Stereum albobadium Hyphoderma tenue Hypochnicium bombycinum QUERCUS sp. Oak (). Several oak species Inonotus hispidus occur together in the oak woodland zone in Arizona Inonotus patouillardii and it is often difficult to identify with certainty Kavinia himantia to species decorticated logs or small fallen Laeticorticium roseocarneum branches on which wood -rotting fungi occur. Laetiporus sulphureus Lopharia crassa Aleurodiscus diffisus Naematoloma fasciculare Athelia galzinii Odontia pruni Auricularia auricularis Peniophora nuda Coriolellus campestris Phanerochaete burtii Coriolellus sepium Phanerochaete chrysorhizon Coriolus versicolor Phanerochaete filamentosa Dacrymyces ellisii Phanerochaete fuscomarginata Ditiola radicata Phellinus everhartii Exidia saccharina Phellinus gilvus Favolus alveolaris Phellinus robustus Gloeoporus dichrous Poria alachuana Hapalopilus nidulans Poria tenuis var. tenuis Hymenochaete cinnamomea Scytinostroma portentosum Kavinia himantia Spongipellis unicolor Laetiporus sulphureus Steccherinum fuscoatrum Peniophora ludoviciana Steccherinum laeticolor Peniophora nuda Stereum albobadium Phanerochaete filamentosa Stereum hirsutum Phlebia lilacea Stereum ochraceo-flavum Pleurotus dryinus Pachykytospora tuberculosa Pluteus cervinus Tremella foliacea Polyporus biformis Poria purpurea QUERCUS EMORYI Torr. Emory oak or bellota Poria tarda ( Fagaceae). Tree from desert grassland to upper oak Poria tenuis var. pulchella woodland from 4,000 -7,000 ft. Common heart rots in Poria xylostromatoides living trees are caused by Phellinus everhartii, Spongipellis unicolor Inonotus dryophilus, Spongipellis unicolor, and Stereum ostrea Inonotus andersonii. Tomentella neobourdotii Tomentella pilosa Aleurodiscus bertii Tremella mesenterica Auricularia auricularis Tremella tubercularia Bourdotia caesio-cinerea Coriolellus sepium QUERCUS ARIZONICA Sarg. Arizona white oak or encino Coriolus biformis blanco (Fagaceae). Tree of the oak woodland zone Coriolus hirsutus from 5,000 -7,500 ft. Common trunk rot of living Dacrymyces minor trees are caused by Phellinus everhartii, Inonotus Funalia trogii

44 Ganoderma lobatum Porig tenuis var. tenuis Ganoderma Iucidum Scytinostroma porten tos um Gloeoporus dichrous Sebacina molybdea Guepinia spathularia Tricholomopsis platyphylla Hapalopilus nidulans Hyphoderma pilosum Hyphoderma roseocremeum QUERCUS HYPOLEUCOIDES A. Camus. Silverleaf oak or Hyphodontía sambuci whiteleaf oak (Fagaceae). Tree of the oak woodland Hypochnicium analoguni to ponderosa pine forest zones from 4,000 -7,000 ft. Hypochnicium bombycinum Common heart rots of living trees are caused by Inonotus andersonii Phellinus everhartii, Inonotus dryophilus, Inonotus Inonotus dryophilus hispidus, Inonotus andersonii, and Spongipellis Inonotus munzii unicolor. Laeticortícium roseocarneum Lopharia crassa Aleurodiscus bertíi Phanerochaete chrysorhizon Aleurodiscus oakesii Phanerochaete tuberculata Armillaria mellea Phanerochaete velutina Auricularia auricularis Phellinus everhartii Botryohypochnus isabeIlinus Phellinus ferruginosus Byssomerulius corium Phellinus gilvus Byssomeruiius serpens Phellinus viticola Coriolellus sepium Polyporus arcularius Coriolus biformis Poria alachuana Coriolus hirsutus Poria apacheriensis Coriolus versicolor Poria medulla-panis Dacryobolus sudans Poria pulchella Exidia nucleata Poria purpurea Favolus alveolaris Poria tenuis var. pulchella Fomitopsis ohiensis Poria tenuis var. tenuis Fomitopsís scuteilata Pycnoporus cinnabarinus Ganoderma lucidum Pycnoporus sanguineus Gloeocystidiellum leucoxanthum Resupinatus applicatus Hapalopilus nidulans Scytinostroma portentosum Helicobasidium candidum Sistotrenia coroniferum Helicogloea lagerheimí Spongipellis unicolor Hericium caput-ursi Steccherinum fuscoatrum Hericium erinaceus Steccherinum Zaeticolor Hymenochaete cinnamomes Stereum gausapatum Hymenochaete spreta Stereum hirsutum Hyphoderma amoenum Stigmatolemma poriaeforme Hyphoderma clavigerum Tyromyces semipileatus Hyphoderma roseocremeum Hyphoderma tenue QUERCUS GAMBELII Nutt. Gambol oak (Fagaceae). Tree Hyphodontia crustosa of ponderosa pine to Douglas fir forest zones from Inonotus andersonii 5,000 -8,000 ft. Common heart rots caused by Inonotus dryophilus Phellinus everhartii and Inonotus dryophilus. Inonotus hispidus Lentinellus ursinus Aurícularia auricularis Naematoloma fasciculare Bjerkandera adusta Pachykytospora tuberculosa Byssomerulius corium Paullicorticium niveocremeum Coriolellus sepium Peniophora Zudovici.ana Exidia glandulosa Peniophora nuda Hapalopilus nidulans Phanerochaete velutina Inonotus andersonii Phellinus viticola Inonotus dryophilus Phlebia aibida Peniophora lilacina Phlebia cornea Peniophora violaceolívida Phlebia lilacea Phanerochaete carnosa Phlebia radiata Phanerochaete filamentosa Phlebia rufa Phanerochaete velutina Poria medulla -panis Phellinus everhartii Poria tarda Phlebia radiata Porotheleum fimbriatum Polyporus arcularius Porotheleum poriaeforme Poria medulla-panis Resupínatus applicatus

45 Scytinostroma portentosum Porig medulla -panis Spongipellis unicolor Resupinatus applicatus Stereum ochraceo-flavum Steccherinum laeticolor Stereum ostrea Tomentella rubiginosa RHAMNUS CALIFORNICA Esch. buckthorn Tomentella subferruginea (Rhamnaceae). An evergreen shrub or small tree in Tomentella viridis canyons or along streams in oak woodland to pinyon - Trechispora fastidiosa juniper woodland zones from 3,500 -7,000 ft. Trechispora subillaqueata Tremella foliacea Inonotus hispidus Tricholomopsis streetsii Tulasnella allantospora RHUS LANCEA L. South African sumac (Anacardiaceae). Tulasnella violea Ornamental shrub commonly planted in southern Arizona. QUERCUS OBLONGIFOLIA Torr. Mexican blue oak (Fagaceae). Tree in desert grassland and oak - Ganoderma lucidum woodland zones from 4,500 -6,000 ft. in southern Arizona. Inonotus patouillardii and I. hispidus ROBINIA NEOMEXICANA Gray. New Mexican locust or cause heart rots in living trees. southwestern locust (Leguminosae). Small to medium- sized tree in upper oak -woodland and ponderosa pine Aleurodiscus disciformis forest from 4,000 -8,500 ft. Common heart rot in Fomitopsis ohiensis living trees is caused by Phellinus robiniae. Hyphoderma amoenum Inonotus andersonii Hyphodontia aspera Inonotus dryophilus Hyphodontia sambuci Inonotus hispidus Phellinus robineae Inonotus patouillardii Radulomyces confluens Phanerochaete tuberculata Phellinus ferruginosus ROSA sp. Cultivated roses (Rosaceae). Widely cultivated throughout the state. QUERCUS RETICULATA Humb. et Bonpl. Netleaf oak (Fagaceae). Tree of the oak -woodland zone from Porig xylostromatoides 4,000 -8,000 ft. RUBUS ARIZONENSIS Focke. Arizona dew -berry Aleurodiscus bertii ( Rosaceae). Shrub along streams or washes in Aleurodiscus croceus mountain canyons from 3,500 -5,000 ft. Aleurodiscus oakesii Auricularia auricularis Odontia pruni Byssomerulius corium Phanerochaete fuscomarginata Coriolellus sepium Cyphellopsis anomala SAGERETIA WRIGHTII Wats. Sageretia (Rhamnaceae). Dacryobolus sudans Shrub in canyons in desert shrub to oak woodland Fomitopsis ohiensis zones from 3,000 -5,000 ft. Ganoderma lobatum Hyphoderma roseocremeum Hypochnicium punctulatum Hyphoderma teutobergense Hypochnicium bombycinum SALIX BONPLANDIANA H.B.K. Bonpland willow Pachykytospora tuberculosa ( Salicaceae). Tree along streams in desert Peniophora nuda grassland to oak woodland zone from 2,500 -5,000 ft. Peniophora violaceolivida Common heart rot in living trees caused by Inonotus Phanerochaete velutina munzii. Porfia purpurea Poria tarda Funalia gallica Porfia tenuis var. tenuis Inonotus munzii Resupinatus applicatus Spongipellis unicolor SALIX GOODDINGII Ball. Goodding willow (Salicaceae). Steccherinum laeticolor Tree along streams in desert grassland to oak - Stigmatolemma poriaeforme woodland zones up to 5,000 ft. Common heart rot in living trees caused by Inonotus munzii. QUERCUS TOUMEYI Sarg. Tourney oak (Fagaceae). Small tree in oak -woodland from 4,000 -7,000 ft., Coriolus biformis in southeastern Arizona. Funalia gallica Funalia trogii Aleurocorticium griseocanum Gloeodontia discolor Coriolellus heteromorphus Hypochnicium analogum Phanerochaete fuscomarginata

46 Inonotus munzii Phellinus texanus Lentinellus ursinus Lentinus tigrinus VITEX AGNUS- CASTUS L. Chaste -tree or monk's pepper Panus strigosus (Verbenaceae). Shrub or small tree grown as an Phellinus gilvus ornamental in southern Arizona. Pleurotus sapidus Pycnoporus sanguineus Phellinus badius Schizophyllum commune Phellinus texanus Sistotrema hirschii Trechispora fastidiosa VITIS ARIZONICA Engelm. Canyon grape (Vitaceae). Volvaria bombycina Vine along streams and canyons in desert grassland to oak woodland zones from 2,000 -7,500 ft. SAPINDUS SAPONARIA L. var. DRUMMONDII (Hook. et Arn.) L. Benson. Western soapberry or jaboncillo Hapalopilus nidulans (Sapindaceae). Small tree in canyons and along Odontia pruni washes in desert grassland to oak woodland from 2,400 -6,000 ft. WASHINGTONIA FILIFERA Wendl. California palm (Palmaceae). Native tree in Palm Canyon, Kofa Scytinostroma portentosum Mountains of Yuma County at about 2,500 ft. Planted as an ornamental in southern Arizona. SCHINUS MOLLE L. California pepper tree (Anacardiaceae). Tree commonly planted as an Henningsomyces candidus ornamental in southern Arizona. Common heart rot Poria xylostromatoides in living trees caused by inonotus munzii. YUCCA ELATA Engelm. Soap -tree yucca or palmilla Ganoderma lucidum yucca (Liliaceae). Palm-like shrubby yucca of Inonotus munzii desert to desert grassland from 1,500 -6,000 ft.

SIMMONDSIA CHINENSIS (Link) Schneid. Jojoba, Poria tarda acer -nut, goat -nut, or coffee bush (Buxaceae). Shrub in desert to oak- woodland zones from 1,000- YUCCA BREVIFOLIA Engelm. Joshua -tree ( Liliaceae) 5,000 ft. A large, much branched, tree -like yucca of the Mohave Desert up to 3,500 ft. Byssomerulius corium Hypochnicium punctulatum Phanerochaete tuberculate Stereum albobadium

SYRINGIA PERSICA L. Persian lilac (Oleaceae). LITERATURE CITED Ornamental shrub commonly planted in southern Arizona. Benson, L. and R. A. Darrow. 1954. The trees and Poria xylostromatoides shrubs of the southwestern deserts. Univ. of Arizona Press, Tucson; Univ. of Press, THEVETIA PERUVIANA Schum. Trumpet flower or yellow Albuquerque. 437 p. oleander (Apocynaceae). Shrub or small tree used as an ornamental in southern Arizona. Budington, A. B. and R. L. Gilbertson. 1973. Some southwestern lignicolous hymenomycetes of special Funalia gallica interest. Southwestern Nat. 17(4):409 -422.

ULMUS PUMILA L. Siberian (Ulmaceae). Small Gilbertson, R. L. and A. B. Budington. 1970. New tree commonly planted as an ornamental. records of Arizona wood -rotting fungi. J. Ariz. Acad. Sci. 6(2):91 -97. Inonotus munzii Hastings, J. R., R. M. Turner, and D. K. Warren. UNIDENTIFIED WOOD 1972. An atlas of some plant distributions in the Sonoran Desert. Univ. Ariz. Inst. Atmospheric Pholiota marginata Physics Tech. Repts. on the Meteorology and Climatology of Arid Regions No. 21. 255 p. VAUQUELINIA CALIFORNICA (Torr.) Sarg. Arizona rosewood or Torrey vauquelinia (Rosaceae). Shrub Kearney, T. H. and R. H. Peebles. 1969. Arizona or small tree in upper desert grassland and lower flora. Univ. California Press, Berkeley and Los oak- woodland from 2,500 -5,000 ft., also grown as an Angeles. 1032 p. plus supplement. ornamental.

Phanerochaete tuberculate

47 Little, E. L., Jr. 1950. Southwestern trees. A guide to the native species of New Mexico and Arizona. USDA Agr. Handbook No. 9. 109 p.

Lowe, C. H., Jr. 1972. Arizona's natural environment: landscapes and habitats. Univ. Ariz. Press, Tucson. 136 p.

Nichol, A. A. 1952. The natural vegetation of Arizona. Univ. Ariz. College Agr., Agr. Exp. Sta. Tech. Bull. No. 127. 42 p.

Shreve, F. and I. L. Wiggins. 1964. Vegetation and flora of the Sonoran Desert. (2 vols.). Stanford Univ. Press, Stanford, California. 1740 p.

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