Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness ACERACEAE Acer macrophyllum big leaf maple y y

ALISMATACEAE Alisma plantago-aquatica water plantain y y

ANACARDIACEAE Rhus trilobata sour berry y y Toxicodendron diversilobum poison oak observed y

APIACEAE Angelica californica California angelica y y Angelica tomentosa woolly angelica y y *Conium maculatum poison hemlock y y Daucus pusillus rattlesnake weed y y Eryngium aristulatum var. Jepson's button celery y aristulatum Lomatium californicum California lomatium y y Lomatium ciliolatum var. hooveri1 Hoover's lomatium y Lomatium dasycarpum ssp. woolly fruited lomatium y dasycarpum Lomatium macrocarpum bigseed biscuitroot y Lomatium marginatum tall hog fennel y y Lomatium utriculatum common lomatium y y Perideridia kelloggii Kellogg's yampah y Sanicula bipinnatifida snakeroot y y Sanicula crassicaulis Pacific sanicle y y Sanicula tuberosa tuberous sanicle y y *Torilis arvensis field hedge parsley y y *Torilis nodosa knotted hedge parsley y y Yabea microcarpa false carrot y

APOCYNACEAE Apocynum cannabinum Indian hemp y y y

ASCLEPIADACEAE Asclepias eriocarpa Kotolo milkweed y y Asclepias fascicularis narrow leaf milkweed y y Asclepias solanoana 1 serpentine milkweed y y Asclepias speciosa showy milkweed y y y

ASTERACEAE Achillea millefolium common yarrow y y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness Achyrachaena mollis blow wives y y Agoseris grandiflora California dandelion y y Agoseris heterophylla annual mountain dandelion y y Ambrosia psilostachya western ragweed y Ancistrocarphus filagineus woolly fishhooks y y y *Anthemis cotula stinking chamomile y Artemisia douglasiana Douglas' sagewort y y Baccharis pilularis dwarf chaparral broom y y Baccharis salicifolia mulefat y y Brickellia californica brickell bush y y Calycadenia fremontii Klamath calycadenia y Calycadenia pauciflora small flowered calycadenia y y *Carduus pycnocephalus Italian thistle y y *Centaurea calcitrapa purple star thistle y *Centaurea melitensis tocalote y y y *Centaurea solstitialis yellow star thistle y y Centromadia (Hemizonia) fitchii Fitch's tarweed y Centromadia (Hemizonia) parryi 1 pappose tarweed y Centromadia (Hemizonia) parryi pappose tarweed y spp. Parryi 1 Centromadia (Hemizonia) pungens common tarweed y Chaenactis glabriuscula common yellow chaenactis y *Chamomilla suaveolens pineapple weed y Cirsium cymosum peregrine thistle y y y Cirsium occidentale var. venustum Venus thistle y *Cirsium vulgare bull thistle y Eriophyllum lanatum common woolly sunflower y y Eriophyllum lanatum var. woolly sunflower y achillaeoides Euthamia occidentalis western goldentop y y Filago gallica California cottonrose y Gnaphalium palustre western marsh cudweed y Grindelia camporum var. camporum Great Valley gumweed y Grindelia hirsutula hairy gumweed y y Gutierrezia californica California matchweed y Harmonia hallii 1 Hall’s madia y y *Hedypnois cretica crete weed y Helianthus annuus sunflower y Helianthus bolanderi serpentine sunflower y Hemizonia congesta ssp. luzulifolia hayfield tarweed y y Hesperevax sparsiflora var. few flowered evax y y sparsiflora Heterotheca oregona compact Oregon goldenaster y y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness Holocarpha virgata ssp. virgata narrow tarplant y *Hypochaeris glabra smooth cat's ear y y Iva axillaris var. robustior poverty weed y *Lactuca saligna narrow leaved wild lettuce y *Lactuca serriola prickly lettuce y Lagophylla minor little hareleaf y Lagophylla ramosissima common hareleaf y Lasthenia californica California goldfields y y Lasthenia gracilis needle goldfields y y Lasthenia glabrata ssp. glabrata yellowray goldfields y Layia chrysanthemoides smooth tidy tips y y y Layia platyglossa common tidy tips y Layia septentrionalis 1 Colusa tidy-tips y y *Leontodon taraxacoides ssp. lesser hawkbit y taraxacoides Lessingia nemaclada slender-stemmed Lessingia y Lessingia ramulosa Sonoma lessingia y Lessingia ramulosa x L. nemaclada y Madia citriodora lemon scented tarweed y y Madia exigua meager tarweed y Madia gracilis ssp. gracilis slender tarweed y y y Madia sativa coast tarweed y y Malacothrix floccifera woolly dandelion y Micropus californicus micropus y y y Microseris douglasii ssp. tenella short scaled microseris y Microseris douglasii ssp. douglasii Douglas' silverpuffs y Monolopia major cupped monolopia y Packera (Senecio) clevelandii 1 Cleveland's ragwort y y y Packera (Senecio) greenei flame ragwort y y Pseudognaphalium (Gnaphalium) California cudweed y y californicum Pseudognaphalium (Gnaphalium) everlasting cudweed y luteo-album Psilocarphus tenellus slender woolly marbles y Rafinesquia californica California plumseed y y Rigiopappus leptocladus wireweed y y y *Senecio vulgaris old man in the Spring y y y Solidago elongata (canadensis ssp. meadow Goldenrod y y elongata) Solidago velutina ssp. californica California goldenrod y y (californica) *Sonchus asper spiny sowthistle y y *Sonchus oleraceus sow thistle y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness Stephanomeria virgata ssp. wand wirelettuce y pleurocarpa Symphyotrichum (Aster) chilense Pacific aster y *Tragopogon dubius yellow salsify y y *Tragopogon porrifolius salsify y Uropappus lindleyi uropappus y y Wyethia angustifolia narrow leaf mule ears y Wyethia helenioides whitehead wyethia y Xanthium strumarium rough cockleburr y y

BORAGINACEAE Amsinckia lunaris 1 bent flowered fiddleneck y Amsinckia menziesii var. menziesii rigid fiddleneck y Amsinckia menziesii var. intermedia common fiddleneck y Cryptantha flaccida flaccid cryptantha y y y Cryptantha hispidula Napa cryptantha y Cryptantha intermedia Clearwater cryptantha y Cynoglossum grande western houndstongue y y y Heliotropium curassavicum heliotrope y y Pectocarya pusilla little combseed y Plagiobothrys bracteatus bracted popcornflower y Plagiobothrys canescens valley popcorn flower y Plagiobothrys fulvus common popcorn flower y Plagiobothrys greenei Greene's popcornflower y Plagiobothrys humistratus dwarf allocarya y Plagiobothrys nothofulvus rusty popcornflower y y y Plagiobothrys stipitatus var. common vernal pool y micranthus allocarya Plagiobothrys stipitatus var. vernal pool allocarya y stipitatus

BRASSICACEAE Athysanus pusillus var. pusillus common sandweed y y y *Brassica nigra black mustard y y *Brassica rapa field mustard y *Capsella bursa-pastoris shepherd's purse y y Cardamine oligosperma bitter cress y *Cardaria draba hoary cress y Draba verna spring draba y y Draba sp. draba observed Erysimum capitatum western wallflower y y y Guillenia flavescens yellow mustard y y y Guillenia lasiophylla California mustard y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness Heterodraba unilateralis ladiestongue mustard y *Hirschfeldia incana short pod mustard y *Lepidium latifolium broad leaved pepper grass y y Lepidium latipes var. latipes dwarf pepper grass y Lepidium nitidum peppergrass y y y Rorippa curvisiliqua western yellowcress y Rorippa nasturtium-aquaticum watercress y y *Sinapis arvensis charlock y *Sisymbrium altissimum tall tumblemustard y *Sisymbrium irio London rocket y Streptanthus brachiatus 1 Socrates Mine jewelflower y y Streptanthus breweri var. breweri Brewer's jewelflower y y y Thysanocarpus curvipes var. hairy lacepod y y y curvipes

CALYCANTHACEAE Calycanthus occidentalis spice bush y y y

CAMPANULACEAE Heterocodon rariflorum rareflower heterocodon y y Nemacladus montanus mountain nemacladus y

CAPRIFOLIACEAE Lonicera interrupta chaparral honeysuckle y y Sambucus mexicana blue elderberry y y Symphoricarpos albus snowberry y y

CARYOPHYLLACEAE *Cerastium glomeratum sticky chickweed y Minuartia douglasii sandwort y *Petrorhagia dubia pink grass y y *Scleranthus annuus German knotgrass y y Silene californica California Indian pink y y Silene campanulata var. glandulosa bell catchfly y *Spergula arvensis var. arvensis corn spurry y *Stellaria media common chickweed y Stellaria nitens shining chickweed y *Stellaria pallida pale starwort y *Velezia rigida Velezia y y y

CHENOPODIACEAE Atriplex argentea silver saltweed y Atriplex fruticulosa valley saltbush y y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity.

Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness

Atriplex joaquiniana 1 San Joaquin spearscale y *Chenopodium ambrosioides Mexican tea y y Chenopodium californicum California goosefoot y y y

CONVOLVULACEAE Calystegia collina hillside morning glory y Calystegia collina ssp. collina coast range false bindweed y y y Calistegia collina ssp. oxyphylla 1 Mount Saint Helena morning y glory *Convolvulus arvensis bindweed y

CORNACEAE Cornus glabrata brown dogwood y y

CRASSULACEAE Crassula connata pygmy weed y Dudleya cymosa canyon dudleya y y

CUCURBITACEAE Marah fabaceus wild cucumber y Marah watsonii manroot y

CUPRESSACEAE Hesperocyparis (Cupressus) Macnab cypress y y macnabiana Hesperocyparis (Cupressus) Sargent cypress y y sargentii Juniperus californica California juniper y

CUSCUTACEAE Cuscuta californica var. californica chaparral dodder y

CYPERACEAE Bolboschoenus maritimus alkali bulrush y Carex praegracilis clustered field sedge y Carex nudata Dudley's sedge y y y Carex serratodens two tooth sedge y y y Cyperus sp. flatsedge observed Eleocharis macrostachya common spikerush y y Eleocharis parishii Parish's spikerush y y y Schoenoplectus acutus var. hardstem bulrush y y occidentalis Schoenoplectus pungens var. common threesquare y longispicata Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity.

Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness

DATISCACEAE Datisca glomerata Durango root y y

DIPSACACEAE *Dipsacus fullonum Fullers' teasel y y

ELATINACEAE Elatine rubella southwestern waterwort y

EQUISITACEAE Equisetum arvense Common Horsetail y y Equisetum telmateia giant horsetail observed

ERICACEAE Arctostaphylos glandulosa Eastwood's manzanita y y y Arctostaphylos manzanita Common manzanita y y y Arctostaphylos viscida whiteleaf manzanita y y y Arctostaphylos viscida ssp. pulchella whiteleaf manzanita Rhododendron occidentale western azalea y y

EUPHORBIACEAE Chamaesyce serpyllifolia thyme leafed spurge y Eremocarpus setigerus turkey mullein y Euphorbia crenulata Chinese caps y Euphorbia spathulata warty spurge y

FABACEAE Astragalus clevelandii 1 Cleveland's milk vetch y y y Astragalus gambelianus Gambel's dwarf milk vetch y Astragalus rattanii var. jepsonianus 1 Jepson's milk vetch y y y Cercis occidentalis redbud y y Glycyrrhiza lepidota wild licorice y y Hoita macrostachya leather root y y *Lathyrus hirsutus rough pea y y Lathyrus vestitus Pacific pea y *Lotus corniculatus broadleaf birdsfoot trefoil y Lotus denticulatus riverbar bird's foot trefoil y Lotus humistratus short podded Lotus y y y Lotus purshianus Spanish clover y y Lotus scoparius deerweed y Lotus wrangelianus Chilean bird's foot trefoil y y Lupinus albifrons var. albifrons silver lupine y y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness Lupinus bicolor miniature lupine y y Lupinus latifolius broadleaf lupine y y Lupinus luteolus pale yellow lupine y y Lupinus microcarpus var. densiflorus chick lupine y y Lupinus microcarpus var. valley lupine y microcarpus Lupinus succulentus succulent lupine y y * Medicago minima bur clover y * Medicago polymorpha bur medic y y * Melilotus albus white sweetclover y y * Melilotus indica annual yellow sweetclover y * Melilotus officinalis yellow sweetclover y y Pediomelum californicum California Indian breadroot y Pickeringia montana chaparral pea y y Thermopsis macrophylla Santa Inez goldenbanner y y Trifolium albopurpureum var. Indian clover y y albopurpureum Trifolium bifidum var. bifidum notchleaf clover y y Trifolium ciliolatum foothill clover y y y Trifolium depauperatum pale sack clover y Trifolium depauperatum var. dwarf sack clover y truncatum *Trifolium dubium shamrock y Trifolium fucatum sour clover y y *Trifolium glomeratum clustered clover y y y Trifolium gracilentum var. pinpoint clover observed y y gracilentum *Trifolium hirtum rose clover y y *Trifolium incarnatum crimson clover y Trifolium microcephalum maiden clover y y y Trifolium microdon Valparaiso clover y Trifolium obtusiflorum clammy clover y y y *Trifolium vesiculosum arrowleaf clover y Trifolium willdenovii tomcat clover y *Trifolium subterraneum subterranean clover y Vicia americana var. americana American vetch y *Vicia sativa spring vetch y y *Vicia villosa hairy vetch y y

FAGACEAE Quercus berberidifolia scrub oak y y y Quercus chrysolepis canyon live oak y Quercus douglasii blue oak y y Quercus durata leather oak y y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness Quercus lobata Valley oak y y Quercus wislizeni interior live oak y y Quercus wislizeni var. frutescens bush interior live oak y

FRANKENIACEAE Frankenia salina alkali heath observed

GARRYACEAE Garrya congdonii Interior silktassel y y y

GENTIANACEAE Centaurium muehlenbergii Muhlenberg's centaury y y y Centaurium trichanthum alkali centaury y Centaurium venustum canchalagua y

GERANIACEAE *Erodium botrys broad leaf filaree observed y * Erodium brachycarpum shortfruit stork's bill y y * Erodium cicutarium redstem filaree y y California/Erodium macrophyllum 1 round-leaf stork’s bill y y * Erodium moschatum white stemmed filaree y *Geranium dissectum cut leaved geranium y y *Geranium molle dovefoot geranium y y

GROSSULARIACEAE Ribes malvaceum chaparral currant y

HIPPOCASTANACEAE Aesculus californica California buckeye y y

HYDROCHARITACEAE *Najas graminea grass leaved water nymph y

HYDROPHYLLACEAE Emmenanthe penduliflora whispering bells y Eriodictyon californicum yerba santa, y y Nemophila heterophylla small baby blue eyes y Nemophila menziesii baby blue eyes y y Nemophila pedunculata littlefoot nemophila y y Phacelia divaricata divaricate phacelia y Phacelia imbricata imbricate phacelia y y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness IRIDACEAE Iris macrosiphon long tubed iris y y Sisyrinchium bellum blue eyed grass y y

JUGLANDACEAE Juglans californica var. hindsii 1 California walnut y y y

JUNCACEAE Juncus arcticus Arctic rush y y Juncus arcticus var. balticus Baltic rush y Juncus arcticus var. mexicanus Mexican rush y *Juncus bufonius toad rush y Juncus ensifolius three stamened rush y y Juncus xiphioides irisleaf rush y y y

LAMIACEAE *Lamium amplexicaule henbit y y Lepechinia calycina white pitcher sage y *Marrubium vulgare horehound y *Mentha sp. mint y Monardella villosa coyote mint y y Salvia columbariae chia y Scutellaria antirrhinoides snapdragon skullcap y Scutellaria californica California skullcap y Scutellaria siphocampyloides curve flowered skullcap y y y Stachys albens white hedge nettle y y y Stachys stricta Sonoma hedgenettle y Trichostema lanceolatum vinegarweed y Trichostema laxum turpentine weed y

LAURACEAE Umbellularia californica California laurel y y

LILIACEAE Allium amplectens narrow leaved onion y Allium falcifolium scytheleaf onion y y Allium fimbriatum var. purdyi 1 Purdy's onion y Allium serra jeweled onion y y Brodiaea elegans ssp. elegans harvest brodiaea y Calochortus amabilis golden fairy lantern y y y Calochortus luteus yellow mariposa lily y y Calochortus splendens splendid mariposa lily y Calochortus superbus yellow mariposa y y y

Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness Chlorogalum pomeridianum var. soap plant y y y pomeridianum Dichelostemma capitatum ssp. blue dicks y y capitatum Dichelostemma congestum ookow y y Dichelostemma volubile twining snakelily y y Fritillaria affinis var. affinis checker lily y Fritillaria pluriflora 1 adobe lily y y Triteleia hyacinthina white brodiaea y y Triteleia laxa Ithuriel's spear y y Triteleia peduncularis long rayed brodiaea y y Zigadenus fremontii chaparral zygadene y Zigadenus micranthus var. fontanus fountain death camas y Zigadenus venenosus var. venenosus death camas y y

LINACEAE Hesperolinon californicum California dwarf flax y y y Hesperolinon disjunctum coast range western flax y y y Hesperolinon drymarioides 1 drymary dwarf-flax y y Hesperolinon micranthum small flowered dwarf flax y

LOASACEAE Mentzelia laevicaulis blazing Star y y

LYTHRACEAE *Lythrum hyssopifolium hyssop loosestrife y *Lythrum tribracteatum three bracted loosestrife y

MALVACEAE Malacothamnus fremontii Fremont's bushmallow y Malvella leprosa alkali mallow y y y Sidalcea diploscypha fringed checkerbloom y

MARSILEACEAE Marsilea vestita spp. vestita hairy waterclover y

MOLLUGINACEAE *Glinus lotoides lotus sweetjuice y

MORACEAE *Ficus carica edible fig y

OLEACEAE Forestiera pubescens desert olive y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity.

Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness Fraxinus dipetala California ash y y Fraxinus latifolia Oregon ash y y

ONAGRACEAE Camissonia graciliflora hill suncup y Clarkia affinis chaparral clarkia y Clarkia concinna ssp. concinna red ribbons y y y Clarkia gracilis ssp. gracilis slender clarkia y Clarkia gracilis ssp. tracyi 1 Tracy's clarkia y Clarkia purpurea ssp. quadrivulnera winecup clarkia y Clarkia rhomboidea rhomboid farewell to spring y y Epilobium brachycarpum panicled willow herb y y Epilobium canum California fuchsia y Epilobium minutum chaparral willowherb y y Epilobium pygmaeum smooth spike primrose y

ORCHIDACEAE Epipactis gigantea stream orchid y y

OROBANCHACEAE Orobanche bulbosa chaparral broomrape y

PAPAVERACEAE Dicentra chrysantha golden eardrops y Eschscholzia caespitosa tufted poppy y y y Eschscholzia californica var. California poppy y y californica Platystemon californicus creamcups y y

PINACEAE Pinus attenuata knobcone pine y y Pinus ponderosa ponderosa pine y y Pinus sabiniana foothill pine y y

PLANTAGINACEAE *Plantago coronopus cut leaf plantain y Plantago erecta California plantain y y y *Plantago lanceolata English plantain y y

Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness POACEAE Achnatherum lemmonii y y *Aegilops triuncialis barbed goatgrass y y Agrostis exarata spike bentgrass y y y *Aira caryophyllea silver hairgrass y *Arundo donax giant reed y *Avena barbata slender wild oats y y * Avena fatua wild oats y y *Bromus arenarius Australian brome y y Bromus carinatus California brome y *Bromus caroli-henrici brome y *Bromus diandrus ripgut brome y y *Bromus hordeaceus soft chess y y *Bromus japonicus Japanese brome y Bromus laevipes woodland brome y y *Bromus madritensis ssp. foxtail chess y madritensis *Bromus madritensis ssp. rubens red brome y y y *Bromus tectorum cheatgrass y *Crypsis schoenoides swamp pricklegrass y *Crypsis vaginiflora African pricklegrass y *Cynodon dactylon bermuda grass y *Cynosurus echinatus hedgehog dogtail grass y y *Dactylis glomerata orchard grass y y Deschampsia danthonioides annual hairgrass y Distichlis spicata saltgrass y Elymus elymoides bottlebrush squirreltail y y y Elymus glaucus ssp. glaucus western rye grass y y Elymus multisetus big squirreltail y y y *Festuca arundinacea tall fescue y y Festuca californica California fescue y y Festuca idahoensis var. roemeri Roemer’s fescue y y *Gastridium ventricosum nit grass y Glyceria? mannagrass y Hordeum brachyantherum meadow barley y y Hordeum depressum low barley y *Hordeum marinum ssp. Mediterranean barley y y gussoneanum *Hordeum murinum ssp glaucum mouse barley y y Koeleria macrantha junegrass y y y Leymus triticoides creeping wild rye observed y y *Lolium multiflorum Italian rye grass y y *Lolium perenne perennial rye grass y Melica californica California melicgrass y y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness Melica torreyana Torrey's melicgrass y y Muhlenbergia asperifolia scratchgrass y Nassella cernua needle grass y Nassella lepida small flowered needlegrass y y y Nassella pulchra purple stipa y y Panicum capillare witchgrass y *Paspalum distichum knotgrass y *Phalaris aquatica bulbous canarygrass y y *Phalaris arundinacea reed canarygrass y y *Phalaris paradoxa hood canarygrass y Phragmites australis common reed y *Piptatherum miliaceum millet mountain rice y y *Poa annua annual bluegrass y * Poa bulbosa bulbous blue grass y y Poa secunda pine blue grass y y Poa secunda ssp. secunda pine bluegrass y *Polypogon maritimus Mediterranean rabbit's foot y grass *Polypogon monspeliensis rabbit's foot y y y *Saccharum ravennae ravennagrass y y *Taeniatherum caput-medusa Medusa head y y *Thinopyrum ponticum tall wheatgrass y Vulpia microstachys var. ciliata small fescue, eastwood y y fescue Vulpia microstachys var. small fescue, desert fescue y microstachys Vulpia microstachys var. pauciflora small fescue, Pacific fescue y y y *Vulpia myuros foxtail fescue y *Vulpia myuros var. hirsuta hairy rattail fescue y

POLEMONIACEAE Collomia diversifolia 1 serpentine collomia y y y Gilia capitata blue field gilia y y Gilia tricolor tricolor gilia y y Linanthus bicolor true babystars y y y Linanthus ciliatus whiskerbrush y y y Linanthus dichotomus evening snow y y Linanthus parviflorus variable linanthus y Navarretia jepsonii 1 Jepson's navarretia y Navarretia mellita skunk navarretia y Navarretia nigelliformis spp. adobe navarretia y nigelliformis 1 Navarretia pubescens downy pincushionplant y y Navarretia tagetina navarretia y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Phlox gracilis slender phlox y y Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness POLYGONACEAE Chorizanthe membranacea pink spineflower y y y Chorizanthe polygonoides knotweed spineflower y y Eriogonum compositum arrowleaf buckwheat y y Eriogonum dasyanthemum chaparral buckwheat y y y Eriogonum fasciculatum ssp. California buckwheat observed fasciculatum Eriogonum nervulosum 1 Snow Mountain buckwheat y y Eriogonum nudum nude buckwheat y y y Eriogonum wrightii var. Wright's buckwheat y y y trachygonum Polygonum amphibium var. water smartweed y y stipulaceum *Polygonum arenastrum dooryard knotweed y Pterostegia drymarioides pterostegia y y *Rumex crispus curly dock y y y *Rumex pulcher fiddle dock y

PORTULACACEAE Calandrinia ciliata red maids y y Calyptridium quadripetalum1 four petaled pussypaws y y Claytonia exigua ssp. exigua little spring beauty y Claytonia parviflora streambank springbeauty y y y Claytonia perfoliata miner's lettuce y y Lewisia rediviva bitter root y y

POTOMOGETONACEAE Potamogeton diversifolius waterthread pondweed y Potamogeton nodosus longleaf pondweed y Potamogeton pusillus small pondweed y

PRIMULACEAE Dodecatheon hendersonii foothill shooting star y y y

PTERIDACEAE Adiantum jordanii California maiden hair y y Aspidotis californica California lace fern y y Pellaea andromedifolia coffee fern y y y Pellaea mucronata birdfoot cliffbrake y y Pentagramma triangularis goldenback fern y y y

RANUNCULACEAE Aquilegia eximia Van Houtte's columbine y y y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Clematis lasiantha chaparral clematis y Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness Clematis ligusticifolia Virgin's bower y y y Delphinium hesperium ssp. pale western larkspur y y y pallescens Delphinium nudicaule red larkspur y y Delphinium patens x decorum y Delphinium uliginosum 1 swamp larkspur y y Delphinium variegatum royal larkspur y y y Ranunculus arvensis corn buttercup y Ranunculus hebecarpus slender annual buttercup y Ranunculus occidentalis western buttercup y y

RHAMNACEAE Ceanothus cuneatus buck brush y y Ceanothus integerrimus deerbrush y y Ceanothus jepsonii Jepson ceanothus y y y Ceanothus oliganthus var. sorediatus Jim brush y y Rhamnus ilicifolia hollyleaf redberry y Rhamnus tomentella ssp. tomentella California buckthorn y y y

ROSACEAE Adenostoma fascicularis chamise observed y Aphanes occidentalis western lady's mantle y Cercocarpus betuloides mountain mahogany y y Heteromeles arbutifolia toyon y y Potentilla glandulosa sticky cinquefoil y y *Prunus dulcis sweet almond y y Rosa californica California wildrose y y Rubus armeniacus Himalaya blackberry y y

RUBIACEAE Galium andrewsii ssp. andrewsii phlox leaved bedstraw y y y Galium aparine common bedstraw y y *Galium parisiense wall bedstraw y y Galium porrigens Nuttall's bedstraw y y y Galium porrigens var. tenue graceful bedstraw y *Sherardia arvensis blue fieldmadder y y

SALICACEAE Populus fremontii Fremont cottonwood y y Salix breweri Brewer's willow y y y Salix exigua sandbar willow y y y Salix laevigata red willow y y Salix lasiolepis arroyo willow y y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity. Salix melanopsis dusky willow y y Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness SAXIFRAGACEAE Lithophragma affine woodland star y Lithophragma heterophyllum hillside woodland star y Lithophragma parviflorum var. smallflower woodland star y y parviflorum Saxifraga californica California saxifrage y y

SCROPHULARIACEAE Antirrhinum vexillo-calyculatum sail flower snapdragon y Castilleja applegatei ssp. martinii wavyleaf Indian paintbrush y Castilleja attenuata valley tassels y y Castilleja exserta ssp. exserta pale purple owlclover y y y Castilleja foliolosa woolly Indian paintbrush y y Castilleja minor ssp. spiralis lesser paintbrush y Castilleja rubicundula ssp. cream sacs y rubicundula 1 Collinsia greenei 1 Greene's collinsia y Collinsia heterophylla purple Chinese houses y y Collinsia sparsiflora few flowered collinsia y y Collinsia sparsiflora var. arvensis field collinsia y Collinsia sparsiflora var. collina spinster's blue eyed Mary y Collinsia sparsiflora var. sparsiflora few flowered collinsia y Cordylanthus tenuis slender bird's beak y Keckiella breviflora var. hairless gaping keckiella y y glabrisepala Keckiella lemmonii lemmon beardtongue y Limosella acaulis Owyhee mudwort y Mimulus douglasii purple mouse ears y y y Mimulus guttatus ssp. guttatus seep monkey flower y y Mimulus nudatus 1 bare monkeyflower y y y Pedicularis densiflora Indian warrior y y y Penstemon heterophyllus foothill penstemon y y Tonella tenella innocence y Triphysaria eriantha butter and eggs y y Triphysaria pusilla dwarf owl's clover y *Verbascum blattaria moth mullein y *Veronica anagallis-aquatica water speedwell y y y Veronica peregrina ssp. xalapensis hairy purslane speedwel y

SOLANACEAE *Lycium barbarum matrimony vine y Solanum parishii Parish’s nightshade y y Ellen Dean, Craig Thomsen, Gordon Harrington, and Jack Alderson, Cache Creek Natural Area Plant List, January 2011. Includes plants of Bear Creek Ranch and Cache Creek Wilderness Area. Collections at the UC Davis Center for Plant Diversity.

Collected Collected 2 at Bear at Cache Observed in Scientific Name Common Name Creek Creek Wilderness Ranch3 Wilderness

STYRACACEAE Styrax officinalis var. redivivus snowdrop bush y y

TAMARICACEAE *Tamarix parviflora smallflower tamarisk y

TAXACEAE Torreya californica California nutmeg y

TYPHACEAE Sparganium sp. bur-reed y y Typha domingensis southern cattail y Typha latifolia broadleaf cattail y

VALERIANACEAE Plectritis brachystemon short spurred plectritis y Plectritis ciliosa long spurred plectritis y Plectritis macrocera white Plectritis y

VERBENACEAE *Phyla nodiflora var. nodiflora common lippia y Verbena lasiostachys vervain y

VIOLACEAE Viola douglasii Douglas' violet y

VISCACEAE Arceuthobium occidentale foothill pine dwarf mistletoe y Phoradendron densum dense mistletoe y y Phoradendron villosum Pacific mistletoe y

VITACEAE Vitis californica California grape y y SYMBOLS: (*) Species is not native to California (CalFlora 2010) (1) CRPR List 1B or 4 special-status plant (CNPS 2010) (2) Source for common names: CalFlora 2010 (3) Source for voucher information for Bear Creek Ranch: Dean et al. 2009