Plant Checklist From Vouchers for Walker Pass Area, Sierra Nevada #All # JM Family Scientific Name (*)Common Name #Vouchers Socal 1 Cupressaceae Juniperus californica California juniper 3 67 2 Ephedraceae Ephedra nevadensis Nevada ephedra 10 21 3 Ephedraceae Ephedra viridis green ephedra 1 21 4 Pinaceae Pinus monophylla pinyon pine 4 32 5 Pinaceae Pinus sabiniana foothill pine 1 2 6 Anacardiaceae To xicodendron diversilobum poison oak 1 109 7 Apiaceae Lomatium mohavense Mojave lomatium 6 21 8 Apiaceae Ta uschia parishii Parish's tauschia 1 47 9 Asclepiadaceae Asclepias erosa desert milkweed 1 15 10 Asclepiadaceae Asclepias fascicularis narrow-leaf milkweed 1 50 spear-leaved mountain 11 Asteraceae Agoseris retrorsa 1 59 dandelion 12 Asteraceae Anisocoma acaulis scale-bud 4 27 13 Asteraceae Artemisia tridentata big sagebrush 1 16 14 Asteraceae Baccharis salicifolia mule fat 1 132 Balsamorhiza hookeri var. 15 Asteraceae woolly balsamroot 1 lanata 16 Asteraceae Chaenactis fremontii Fremont pincushion 1 68 Cirsium occidentale var. 17 Asteraceae Ve nus thistle 1 1 venustum 18 Asteraceae Coreopsis bigelovii Bigelow's coreopsis 3 16 19 Asteraceae Encelia actoni Acton encelia 1 38 20 Asteraceae Ericameria linearifolia narrowleaf goldenbush 6 60 21 Asteraceae Erigeron foliosus leafy daisy 1 9 Eriophyllum ambiguum var. 22 Asteraceae annual woolly sunflower 4 7 paleaceum Pringle's woolly 23 Asteraceae Eriophyllum pringlei 2 12 sunflower 24 Asteraceae Hymenoclea salsola cheesebush 1 19 25 Asteraceae Layia glandulosa white tidy-tips 9 33 Lessingia glandulifera var. 26 Asteraceae sticky lessingia 4 26 glandulifera 27 Asteraceae Lessingia lemmonii Lemmon's lessingia 1 2 Lessingia lemmonii var. 28 Asteraceae Peirson's lessingia 1 1 peirsonii 29 Asteraceae Machaeranthera canescens hoary-aster 1 5 30 Asteraceae Madia elegans common madia 1 10 31 Asteraceae Madia elegans ssp. vernalis spring common madia 1 0 32 Asteraceae Malacothrix glabrata desert dandelion 1 91 33 Asteraceae Pluchea sericea arrow-weed 1 52 34 Asteraceae Rafinesquia neomexicana desert chicory 1 94 Senecio flaccidus var. 35 Asteraceae bush senecio 1 50 douglasii Stephanomeria exigua ssp. 36 Asteraceae slender wreathplant 1 6 coronaria Fremont's 37 Asteraceae Syntrichopappus fremontii 1 5 syntrichopappus 38 Asteraceae Te tradymia axillaris catclaw horsebrush 3 1 Te tradymia axillaris var. 39 Asteraceae catclaw horsebrush 4 1 longispina 40 Boraginaceae Amsinckia tessellata bristly fiddleneck 1 7 41 Boraginaceae Cryptantha circumscissa cushion cryptantha 4 22 42 Boraginaceae Cryptantha intermedia popcorn flower 1 110 43 Boraginaceae Cryptantha micrantha purple-root cryptantha 1 88 44 Boraginaceae Cryptantha mohavensis Mojave cryptantha 2 2 45 Boraginaceae Cryptantha pterocarya wing-nut cryptantha 1 43 46 Boraginaceae Heliotropium curassavicum seaside heliotrope 1 59 47 Boraginaceae Pectocarya penicillata combseed 1 52 48 Brassicaceae Arabis pulchra beautiful rock-cress 8 21 49 Brassicaceae Caulanthus cooperi Cooper's jewel-flower 1 26 50 Brassicaceae Caulanthus coulteri Coulter's jewel-flower 1 0 51 Brassicaceae Descurainia pinnata western tansy-mustard 1 28 Erysimum capitatum ssp. 52 Brassicaceae western wallflower 2 109 capitatum 53 Brassicaceae Guillenia lasiophylla California mustard 1 60 54 Brassicaceae Tropidocarpum gracile slender tropidocarpum 1 30 small-flowered 55 Campanulaceae Nemacladus sigmoideus 5 19 nemacladus 56 Capparaceae Cleomella obtusifolia Mojave cleomella 1 18 57 Caprifoliaceae Lonicera interrupta chaparral honeysuckle 1 18 58 Convolvulaceae Calystegia longipes Piute morning-glory 1 4 59 Crassulaceae Dudleya calcicola limestone dudleya 1 0 60 Euphorbiaceae Chamaesyce vallis-mortae Death Valley spurge 1 0 61 Fabaceae Astragalus ertterae Walker Pass milk-vetch 4 62 Fabaceae Astragalus layneae Layne's milk-vetch 1 2 159 Juncaceae Juncus macrophyllus long-leaved rush 2 38 Astragalus lentiginosus var. 63 Fabaceae Fremont's milk-vetch 1 1 160 Liliaceae Allium denticulatum toothed wild onion 3 3 fremontii Astragalus lentiginosus var. 161 Liliaceae Calochortus invenustus plain mariposa lily 1 64 64 Fabaceae freckled milk-vetch 14 2 variabilis 162 Liliaceae Nolina parryi Parry's nolina 1 39 65 Fabaceae Astragalus purshii Pursh's milk-vetch 2 0 163 Liliaceae Yucca brevifolia joshua tree 4 7 Astragalus purshii var. 66 Fabaceae Pursh's milk-vetch 2 3 164 Poaceae Achnatherum speciosum desert needlegrass 2 59 tinctus Bromus madritensis ssp. Lotus argophyllus var. southern California 165 Poaceae *red brome 1 195 67 Fabaceae 1 56 rubens argophyllus silver-lotus 166 Poaceae Bromus tectorum *downy brome 3 103 68 Fabaceae Lotus oblongifolius streambank lotus 1 5 167 Poaceae Melica imperfecta coast-range melic 1 137 69 Fabaceae Lotus strigosus strigose lotus 2 176 168 Poaceae Melica stricta rock melica 1 10 70 Fabaceae Lupinus adsurgens Drew's silky lupine 2 1 Vu lpia microstachys var. Lupinus albifrons var. 169 Poaceae Pacific fescue 1 28 71 Fabaceae silver bush lupine 1 pauciflora collinus http://tchester.org/plants/floras/sn/walker_pass.html 72 Fabaceae Lupinus bicolor dwarf lupine 2 106 Last update: 15 May 2011 73 Fabaceae Lupinus concinnus bajada lupine 1 113 74 Fabaceae Lupinus excubitus grape-soda lupine 2 7 Lupinus excubitus var. 75 Fabaceae grape-soda lupine 1 1 excubitus 76 Fabaceae Lupinus formosus western lupine 6 14 77 Fabaceae Trifolium wormskioldii cows clover 1 28 78 Grossulariaceae Ribes quercetorum oak gooseberry 2 17 79 Hydrophyllaceae Nama californicum California fiddleleaf 3 2 Nama demissum var. 80 Hydrophyllaceae purple mat 1 47 demissum 81 Hydrophyllaceae Phacelia curvipes curve-stem phacelia 2 24 82 Hydrophyllaceae Phacelia distans common phacelia 1 143 83 Hydrophyllaceae Phacelia egena rock phacelia 1 4 84 Hydrophyllaceae Phacelia fremontii Fremont's phacelia 9 9 85 Hydrophyllaceae Phacelia nashiana Charlotte's phacelia 1 2 Nine Mile Canyon 86 Hydrophyllaceae Phacelia novenmillensis 1 0 phacelia 87 Hydrophyllaceae Phacelia ramosissima branching phacelia 1 26 88 Hydrophyllaceae Turricula parryi poodle-dog bush 1 31 Southern California 89 Juglandaceae Juglans californica 1 8 black walnut 90 Lamiaceae Monardella exilis Mojave monardella 1 3 91 Lamiaceae Salvia columbariae chia 1 163 92 Lamiaceae Salvia dorrii blue sage 1 4 93 Lamiaceae Salvia dorrii var. dorrii blue sage 3 1 94 Lamiaceae Salvia dorrii var. pilosa hairy sage 7 1 95 Lamiaceae Salvia pachyphylla rose sage 3 31 127 Polemoniaceae Linanthus parryae sand-blossoms 2 4 96 Lamiaceae Stachys albens cobwebby hedge-nettle 1 24 128 Polemoniaceae Loeseliastrum matthewsii desert calico 4 44 white-stemmed blazing 129 Polemoniaceae Phlox gracilis annual phlox 1 25 97 Loasaceae Mentzelia albicaulis 1 34 star 130 Polygonaceae Centrostegia thurberi Thurber's spineflower 2 19 98 Loasaceae Mentzelia congesta clustered blazing star 1 13 131 Polygonaceae Eriogonum baileyi Bailey's buckwheat 1 0 99 Loasaceae Mentzelia eremophila pinyon blazing star 1 0 132 Polygonaceae Eriogonum deflexum flat-topped buckwheat 1 6 100 Malvaceae Eremalche parryi Parry's mallow 1 0 Eriogonum deflexum var. 133 Polygonaceae flat-topped buckwheat 2 1 101 Malvaceae Sidalcea diploscypha fringed checker mallow 1 baratum 102 Onagraceae Camissonia campestris field sun-cup 1 5 Eriogonum fasciculatum var. 134 Polygonaceae California buckwheat 1 119 Camissonia campestris ssp. polifolium 103 Onagraceae field sun-cup 4 7 campestris Eriogonum nudum var. 135 Polygonaceae naked buckwheat 1 3 Camissonia kernensis ssp. Kern County evening- westonii 104 Onagraceae 22 0 kernensis primrose 136 Polygonaceae Eriogonum plumatella yucca buckwheat 3 18 Camissonia pallida ssp. 137 Polygonaceae Eriogonum roseum wand buckwheat 1 10 105 Onagraceae pale sun-cup 1 51 pallida Eriogonum umbellatum var. 138 Polygonaceae sulphur buckwheat 1 36 106 Onagraceae Camissonia pusilla little wiry sun-cup 1 3 munzii Clarkia xantiana ssp. 139 Polygonaceae Rumex salicifolius willow-leaved dock 1 11 107 Onagraceae Kern Canyon clarkia 5 parviflora 140 Portulacaceae Calyptridium monandrum sand cress 2 95 108 Onagraceae Epilobium densiflorum spike primrose 1 29 141 Ranunculaceae Delphinium parishii Parish's larkspur 1 6 109 Papaveraceae Canbya candida pygmy poppy 3 2 142 Ranunculaceae Ranunculus flabellaris water buttercup 2 110 Polemoniaceae Eriastrum densifolium giant woolly-star 1 1 Ceanothus greggii var. 143 Rhamnaceae Mojave ceanothus 3 4 Eriastrum densifolium ssp. vestitus 111 Polemoniaceae giant woolly-star 1 11 elongatum 144 Rhamnaceae Rhamnus ilicifolia hollyleaf redberry 1 127 Eriastrum eremicum ssp. 112 Polemoniaceae desert woolly-star 1 63 145 Rosaceae Prunus andersonii desert peach 4 0 eremicum 146 Rosaceae Prunus emarginata bitter cherry 1 53 113 Polemoniaceae Eriastrum sapphirinum sapphire woolly-star 1 59 Purshia tridentata var. Gilia brecciarum ssp. 147 Rosaceae desert bitterbrush 4 19 114 Polemoniaceae Nevada gilia 1 1 glandulosa brecciarum 148 Salicaceae Salix laevigata red willow 4 93 Gilia brecciarum ssp. 115 Polemoniaceae Nevada gilia 12 2 neglecta 149 Salicaceae Salix lasiolepis arroyo willow 1 126 116 Polemoniaceae Gilia cana ssp. speciosa showy gilia 1 0 150 Scrophulariaceae Castilleja angustifolia northwestern paintbrush 2 7 Castilleja applegatei ssp. pine wavy-leaf 117 Polemoniaceae Gilia cana ssp. triceps showy gilia 1 1 151 Scrophulariaceae 1 0 pinetorum paintbrush 118 Polemoniaceae Gilia interior inland gilia 2 1 152 Scrophulariaceae Collinsia callosa desert collinsia 6 4 119 Polemoniaceae Gilia latiflora ssp. latiflora holly-leaf gilia 2 1 153 Scrophulariaceae