Cuesta East Checklist-09Jun19
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Checklist1 of Vascular Flora Cuesta Ridge East from Highway 101 to Upper Lopez Canyon San Luis Obispo County, California (09 June 2019) David J. Keil Robert F. Hoover Herbarium Biological Sciences Department California Polytechnic State University San Luis Obispo, California Scientific Name Common Name Family Rare n Acer macrophyllum big-leaf maple SAPINDACEAE v n ❀ Achillea millefolium yarrow ASTERACEAE o n ❀ Acmispon americanus var. americanus Spanish-clover FABACEAE o n ❀ Acmispon glaber var. glaber common deerweed FABACEAE v n Acmispon junceus var. biolettii Biolett's rush deerweed FABACEAE v n Acmispon parviflorus miniature deervetch FABACEAE v n ❀ Acmispon strigosus strigose deer-vetch FABACEAE v 1 Please notify the author of additions or corrections to this list ([email protected]). ❀ — See Wildflowers of San Luis Obispo, California, second edition (2018) for photograph. Most are illustrated in the first edition as well; old names for some species in square brackets. n — California native i — exotic species, introduced to California, naturalized or waif. v — documented by one or more specimens (Consortium of California Herbaria record; specimen in OBI; or collection that has not yet been accessioned) o — observed during field surveys; no voucher specimen known R—California Rare Plant Rank Scientific Name Common Name Family Rare n ❀ Acourtia microcephala sacapelote ASTERACEAE o n ❀ Adenostoma fasciculatum var. chamise ROSACEAE v fasciculatum n Adiantum aleuticum five finger fern PTERIDACEAE o n Adiantum jordanii California maidenhair fern PTERIDACEAE v n ❀ Agoseris grandiflora var. grandiflora large-flowered mountain- ASTERACEAE v dandelion n Agrostis exarata western bentgrass, spike POACEAE v bentgrass n Agrostis hooveri Hoover's bentgrass POACEAE 1B.2 v n Allophyllum glutinosum sticky false-gilia POLEMONIACEAE v i Amaryllis belladonna naked ladies AMARYLLIDACEAE o n Amorpha californica var. californica false indigo-bush FABACEAE v n Amsinckia intermedia common fiddleneck BORAGINACEAE v n Anisocarpus madioides woodland tarweed ASTERACEAE v i Anthriscus caucalis bur-chervil APIACEAE v n ❀ Antirrhinum kelloggii climbing snapdragon PLANTAGINACEAE v n ❀ Antirrhinum thompsonii bush snapdragon PLANTAGINACEAE v n Aphanes occidentalis western parsley-piert ROSACEAE v n Aphyllon tuberosum chaparral broomrape OROBANCHACEAE v n Aralia californica California spikenard, elk-clover ARALIACEAE v n ❀ Arbutus menziesii madrone ERICACEAE v n Arctostaphylos glandulosa subsp. Cushing manzanita ERICACEAE v cushingiana n Arctostaphylos glauca bigberry manzanita ERICACEAE v n ❀ Arctostaphylos luciana Santa Lucia manzanita ERICACEAE 1B.2 v n ❀ Artemisia californica California sagebrush ASTERACEAE v n ❀ Artemisia douglasiana mugwort ASTERACEAE o n ❀ Asclepias eriocarpa woolly-pod milkweed, kotolo APOCYNACEAE o n ❀ Asclepias fascicularis narrow-leaved milkweed APOCYNACEAE o Scientific Name Common Name Family Rare i Avena barbata slender wild oats POACEAE o i Avena fatua common wild oats POACEAE o n ❀ Baccharis pilularis coyote bush ASTERACEAE o n ❀ Barbarea orthoceras American wintercress BRASSICACEAE o i Brachypodium hybridum false brome POACEAE o i ❀ Brassica nigra black mustard BRASSICACEAE v n Bromus carinatus var. carinatus California brome POACEAE v i Bromus diandrus ripgut brome POACEAE v n Bromus grandis tall brome POACEAE v i Bromus hordeaceus soft chess brome POACEAE o i Bromus madritensis foxtail chess POACEAE v n Bromus pseudolaevipes woodland brome POACEAE v i Bromus rubens red brome POACEAE v n Calandrinia breweri Brewer's calandrinia MONTIACEAE 4.2 v n ❀ Calandrinia menziesii [Calandrinia ciliata] red maids MONTIACEAE v n ❀ Calochortus albus fairy lantern LILIACEAE v n ❀ Calystegia macrostegia subsp. cyclostegia coast morning glory CONVOLVULACEAE v n Calystegia purpurata subsp. purpurata Pacific morning glory CONVOLVULACEAE v n Camissoniopsis hirtella hairy suncup ONAGRACEAE v n ❀ Cardamine californica milk maids, rain bells, BRASSICACEAE v California toothwort i ❀ Carduus pycnocephalus Italian thistle ASTERACEAE v n Carex globosa round-fruited sedge CYPERACEAE v n ❀ Castilleja affinis subsp. affinis coast Indian paintbrush OROBANCHACEAE v n Ceanothus oliganthus var. sorediatus jim brush RHAMNACEAE v n ❀ Ceanothus papillosus wartleaf ceanothus RHAMNACEAE v i ❀ Centaurea melitensis tocalote, Maltese star thistle ASTERACEAE v i ❀ Centaurea solstitialis yellow star thistle ASTERACEAE o i Cerastium glomeratum annual mouse-ear chickweed CARYOPHYLLACEAE v Scientific Name Common Name Family Rare i ❀ Chondrilla juncea skeleton weed ASTERACEAE o n Chorizanthe staticoides Turkish-rugging spineflowe POLYGONACEAE v n ❀ Cirsium occidentale var. lucianum Cuesta Ridge thistle ASTERACEAE 1B.2 v i ❀ Cirsium vulgare bull thistle ASTERACEAE o n ❀ Clarkia purpurea subsp. quadrivulnera fourspot clarkia ONAGRACEAE v n ❀ Clarkia unguiculata elegant clarkia ONAGRACEAE v n Claytonia parviflora subsp. parviflora narrow-leaved miner's lettuce MONTIACEAE v n Claytonia perfoliata subsp. mexicana common miner's lettuce MONTIACEAE v n ❀ Claytonia perfoliata subsp. perfoliata common miner's lettuce MONTIACEAE v n ❀ Clematis lasiantha virgin's bower, pipestems RANUNCULACEAE v n ❀ Collinsia heterophylla common Chinese houses PLANTAGINACEAE v i ❀ Conium maculatum poison hemlock APIACEAE o n ❀ Corethrogyne filaginifolia California-aster ASTERACEAE o n ❀ Cornus sericea subsp. occidentalis creek dogwood CORNACEAE v n ❀ Crassula connata common pygmyweed CRASSULACEAE o n ❀ Crocanthemum scoparium California rush-rose CISTACEAE v n ❀ Croton setiger turkey-mullein EUPHORBIACEAE o n ❀ Cryptantha clevelandii var. florosa coastal cryptantha BORAGINACEAE v n Cryptantha corollata coast range cryptantha BORAGINACEAE v n Cryptantha intermedia var. intermedia Nievitas cryptantha BORAGINACEAE v n Cryptantha muricata var. jonesii Jones's cryptantha BORAGINACEAE v n Cuscuta californica var. californica common chaparral dodder CONVOLVULACEAE v n ❀ Cuscuta subinclusa canyon dodder CONVOLVULACEAE v n Cyperus eragrostis common umbrella sedge CYPERACEAE v i Dactylis glomerata orchard grass POACEAE v n Delphinium nudicaule canyon larkspur, red larkspur RANUNCULACEAE v n ❀ Dendromecon rigida bush poppy, tree poppy PAPAVERACEAE v n ❀ Diplacus aurantiacus var. aurantiacus common bush monkeyflower PHRYMACEAE v [Mimulus aurantiacus] Scientific Name Common Name Family Rare n Diplacus aurantiacus var. longiflorus long-flowered bush PHRYMACEAE v monkeyflower n Diplacus rattanii [Mimulus rattanii] Rattan's monkeyflower PHRYMACEAE v n Drymocallis glandulosa var. glandulosa sticky cinquefoil ROSACEAE v n Dryopteris arguta California wood fern DRYOPTERIDACEAE v n Elymus condensatus giant wildrye POACEAE o n Elymus glaucus subsp. glaucus blue wildrye POACEAE v n ❀ Emmenanthe penduliflora var. penduliflora whispering bells HYDROPHYLLACEAE v n ❀ Epilobium brachycarpum tall willow-herb ONAGRACEAE o n ❀ Epilobium canum subsp. canum California-fuchsia ONAGRACEAE o n ❀ Epilobium ciliatum subsp. ciliatum common willow-herb ONAGRACEAE v i Erigeron canadensis common horseweed ASTERACEAE o n ❀ Erigeron philadelphicus Philadelphia fleabane daisy ASTERACEAE v n Eriodictyon traskiae subsp. smithii Smith's yerba santa NAMACEAE v n ❀ Eriogonum elongatum var. elongatum long-stem buckwheat POLYGONACEAE v n Eriogonum fasciculatum var. foliolosum leafy California buckwheat POLYGONACEAE o n Eriogonum nudum var. pubiflorum inflated naked buckwheat POLYGONACEAE o n ❀ Eriophyllum confertiflorum var. common golden-yarrow ASTERACEAE v confertiflorum i ❀ Erodium cicutarium redstem filaree GERANIACEAE o i Erodium moschatum greenstem filaree GERANIACEAE o n Erodium texanum Texas filaree GERANIACEAE o n Erysimum capitatum var. capitatum western wallflower BRASSICACEAE v n ❀ Erythranthe cardinalis [Mimulus cardinalis] scarlet monkeyflower PHRYMACEAE v n Erythranthe grandis large monkeyflower PHRYMACEAE v n ❀ Erythranthe guttata [Mimulus guttatus] common monkeyflower PHRYMACEAE v n ❀ Eschscholzia caespitosa Foothill poppy PAPAVERACEAE v n ❀ Eschscholzia californica California poppy PAPAVERACEAE v Scientific Name Common Name Family Rare n ❀ Eucrypta chrysanthemifolia var. sweet eucrypta HYDROPHYLLACEAE v chrysanthemifolia n Festuca elmeri Elmer's fescue POACEAE v n Festuca microstachys three-weeks fescue, small POACEAE v fescue i Festuca myuros rattail fescue POACEAE v n Festuca octoflora sixweeks fescue POACEAE v i Festuca perennis ryegrass POACEAE v n ❀ Frangula californica subsp. californica California coffeeberry RHAMNACEAE v n Galium andrewsii prickly bedstraw RUBIACEAE v n ❀ Galium aparine cleavers, common bedstraw, RUBIACEAE v goosegrass n Galium californicum subsp. flaccidum California bedstraw RUBIACEAE v n Galium porrigens var. porrigens climbing bedstraw RUBIACEAE v n Garrya veatchii southern silk-tassel bush GARRYACEAE v i Gastridium phleoides nitgrass POACEAE v i Geranium rotundifolium round-leaved geranium GERANIACEAE v n ❀ Gilia achilleifolia subsp. achilleifolia California gilia POLEMONIACEAE v n Gilia clivorum purple-spotted gilia POLEMONIACEAE v n Gilia tenuiflora subsp. amplifaucalis trumpet-throated gilia POLEMONIACEAE 4.3 v n ❀ Grindelia hirsutula California gumplant ASTERACEAE v n ❀ Hazardia squarrosa var. squarrosa large-headed sawtooth ASTERACEAE v goldenbush i ❀ Helminthotheca echioides bristly oxtongue ASTERACEAE o n ❀ Hemizonia congesta subsp. luzulifolia hayfield tarweed ASTERACEAE o n ❀ Hesperocnide tenella black-haired stinging nettle URTICACEAE v n ❀ Heterotheca grandiflora telegraph weed ASTERACEAE