Flora of Clark Valley Area

# Fam Scientific Name (*)Common Name #Pls Ferns 1 Pte Cheilanthes parryi woolly lipfern 10 Eudicots 2 Aca Justicia californica chuparosa x 3 Ama Amaranthus blitoides *mat amaranth 20 4 Ama Amaranthus fimbriatus fringed amaranth V 5 Ama Tidestromia suffruticosa var. oblongifolia Arizona honeysweet 15 6 Apo Asclepias subulata rush milkweed 2 7 Apo Funastrum hirtellum rambling milkweed V 8 Apo Pilostyles thurberi Thurber's pilostyles 1 9 Ast Ambrosia dumosa burroweed 99 10 Ast Ambrosia salsola var. salsola cheesebush 5 11 Ast Baileya pauciradiata Colorado Desert marigold 79 12 Ast Bebbia juncea var. aspera sweetbush 4 13 Ast Calycoseris parryi yellow tackstem V 14 Ast Calycoseris wrightii white tackstem V 15 Ast Chaenactis carphoclinia var. carphoclinia pebble pincushion V 16 Ast Chaenactis fremontii Fremont pincushion 20 17 Ast Chaenactis stevioides desert pincushion 99 18 Ast Dicoria canescens desert dicoria 20 19 Ast Encelia farinosa brittlebush 20 20 Ast Encelia farinosa var. farinosa brittlebush iN 21 Ast Encelia farinosa var. phenicodonta purple disk flower brittlebush iN 22 Ast Encelia frutescens button encelia 2 23 Ast Geraea canescens hairy desert-sunflower 99 24 Ast Helianthus niveus ssp. tephrodes Algodones Dunes sunflower nr 25 Ast Helianthus petiolaris ssp. canescens gray desert sunflower V 26 Ast Isocoma acradenia var. acradenia entire-leaved alkali goldenbush V 27 Ast Isocoma acradenia var. eremophila toothed-leaved alkali goldenbush 99 28 Ast Lactuca serriola *prickly lettuce FC 29 Ast Lepidospartum squamatum scale-broom V 30 Ast Logfia arizonica Arizona herba impia iN 31 Ast Logfia depressa dwarf filago FC 32 Ast Malacothrix glabrata desert dandelion 30 33 Ast Monoptilon bellioides desert star x 34 Ast Palafoxia arida var. arida Spanish needle 40 35 Ast Pectis papposa var. papposa chinch-weed iN 36 Ast Perityle emoryi Emory's rock-daisy V 37 Ast Peucephyllum schottii pygmy-cedar x 38 Ast Pluchea sericea arrow-weed 99 39 Ast Psathyrotes ramosissima turtleback x 40 Ast Rafinesquia neomexicana desert chicory 99 41 Ast Senecio mohavensis Mojave ragwort iN 42 Ast Stephanomeria exigua ssp. exigua slender wreathplant V 43 Ast Stephanomeria pauciflora wire-lettuce 1 44 Ast Trichoptilium incisum yellow-head V 45 Ast Trixis californica var. californica California trixis 1 46 Ast Volutaria tubuliflora *Mediterranean desert knapweed iN 47 Ast Xylorhiza orcuttii Orcutt's woody-aster V 48 Big Chilopsis linearis ssp. arcuata desert-willow V 49 Bor Amsinckia intermedia common fiddleneck iN 50 Bor Amsinckia tessellata var. tessellata bristly fiddleneck V 51 Bor Cryptantha angustifolia narrow-leaved cryptantha 99 52 Bor Cryptantha barbigera var. barbigera bearded cryptantha 1 53 Bor Cryptantha barbigera var. fergusoniae Santa Rosa Mountain bearded cryptantha iN 54 Bor Cryptantha costata ribbed cryptantha V 55 Bor Cryptantha ganderi Gander's cryptantha x 56 Bor Cryptantha maritima Guadalupe cryptantha 5 57 Bor Cryptantha micrantha var. micrantha red-root cryptantha V 58 Bor Cryptantha nevadensis var. nevadensis Nevada cryptantha x 59 Bor Cryptantha pterocarya wing-nut cryptantha x 60 Bor Emmenanthe penduliflora var. penduliflora whispering bells iN 61 Bor Eucrypta micrantha desert eucrypta iN 62 Bor Heliotropium curassavicum var. oculatum seaside heliotrope x 63 Bor Nama demissa var. demissa purple mat iN 64 Bor Pectocarya heterocarpa chuckwalla pectocarya 10 65 Bor Pectocarya peninsularis Baja pectocarya V 66 Bor Pectocarya platycarpa broad-fruited combseed 1 67 Bor Pectocarya recurvata curvenut combseed V 68 Bor Phacelia crenulata var. ambigua heliotrope phacelia 20 69 Bor Phacelia crenulata var. minutiflora little-flowered heliotrope phacelia 20 70 Bor Phacelia distans common phacelia 10 71 Bor Phacelia ivesiana Ives' phacelia iN 72 Bor Phacelia neglecta alkali phacelia iN 73 Bor Plagiobothrys jonesii Jones' popcorn flower iN 74 Bor Tiquilia palmeri Palmer's coldenia 1 75 Bor Tiquilia plicata plicate coldenia V 76 Bra Brassica tournefortii *Sahara mustard 99 77 Bra Caulanthus lasiophyllus California mustard iN 78 Bra Descurainia pinnata western tansy-mustard FC 79 Bra Dithyrea californica spectacle-pod 1 80 Bra Draba cuneifolia wedge-leaved draba iN 81 Bra Lepidium lasiocarpum ssp. lasiocarpum hairy-podded pepper-grass 99 82 Bra Sisymbrium irio *London rocket 5 83 Bra Streptanthella longirostris longbeak streptanthella 5 84 Bra Tropidocarpum gracile slender tropidocarpum iN 85 Bur Bursera microphylla elephant tree 13 86 Cac Cylindropuntia bigelovii teddy-bear cholla x 87 Cac Cylindropuntia echinocarpa silver cholla 22 88 Cac Cylindropuntia ganderi Gander's cholla 15 89 Cac Cylindropuntia ramosissima pencil cholla 20 90 Cac Echinocereus engelmannii Engelmann's hedgehog cactus 1 91 Cac Ferocactus cylindraceus California barrel cactus 8 92 Cac Mammillaria dioica California fish-hook cactus 1 93 Cac Opuntia basilaris var. basilaris beavertail cactus 1 94 Cam Nemacladus glanduliferus glandular nemacladus iN 95 Cam Nemacladus orientalis eastern glandular nemacladus iN 96 Car Achyronychia cooperi frost mat V 97 Che Allenrolfea occidentalis iodine-bush 99 98 Che Atriplex canescens var. laciniata Caleb four-wing saltbush 99 99 Che Atriplex elegans var. fasciculata wheelscale 10 100 Che Atriplex hymenelytra desert holly 3 101 Che Atriplex lentiformis ssp. lentiformis big saltbush 65 102 Che Atriplex polycarpa cattle saltbush 99 103 Che Monolepis nuttalliana Nuttall's poverty weed 99 104 Che Salsola paulsenii *Paulsen's Russian thistle 99 105 Che Suaeda nigra bush seepweed 99 106 Cle Cleomella obtusifolia Mojave cleomella iN 107 Cle Peritoma arborea bladderpod V 108 Cle Wislizenia refracta ssp. palmeri Palmer's jackass clover V 109 Con Cuscuta californica var. papillosa papillate dodder 3 110 Cra Crassula connata pygmy-weed FC 111 Cro Crossosoma bigelovii rock crossosoma V 112 Eup Chamaesyce micromera Sonoran spurge 1 113 Eup Chamaesyce polycarpa small-seeded spurge 80 114 Eup Chamaesyce setiloba starfish (Yuma) spurge V 115 Eup Croton californicus California croton 3 116 Eup Ditaxis lanceolata narrowleaf ditaxis x 117 Eup Ditaxis neomexicana New Mexico ditaxis V 118 Eup Stillingia spinulosa annual stillingia 20 119 Fab Acmispon strigosus strigose lotus 1 120 Fab Astragalus crotalariae Salton milk-vetch 99 121 Fab Astragalus didymocarpus var. dispermus dwarf white milk-vetch V 122 Fab Astragalus lentiginosus var. borreganus Borrego milk-vetch 99 123 Fab Dalea mollis silky dalea V 124 Fab Dalea mollissima downy dalea x 125 Fab Lupinus arizonicus Arizona lupine 23 168 Pol Eriastrum harwoodii Harwood's woolly-star iN 126 Fab Lupinus shockleyi desert lupine iN 169 Pol Gilia stellata star gilia iN 127 Fab Parkinsonia florida blue palo verde iN 170 Pol Langloisia setosissima ssp. setosissima bristly langloisia iN 128 Fab Prosopis glandulosa var. torreyana honey mesquite 99 171 Pol Linanthus jonesii Jones' linanthus iN 129 Fab Psorothamnus emoryi Emory's indigo-bush 15 172 Pol Loeseliastrum matthewsii desert calico V 130 Fab Psorothamnus schottii indigo bush 50 173 Pol Loeseliastrum schottii Schott's calico 99 131 Fab Psorothamnus spinosus smoke tree 1 174 Pol Chorizanthe brevicornu var. brevicornu brittle spineflower 3 132 Fab Senegalia greggii catclaw 20 175 Pol Chorizanthe corrugata wrinkled spineflower x 133 Fou Fouquieria splendens ssp. splendens ocotillo 8 176 Pol Chorizanthe rigida devil's spineflower iN 134 Ger Erodium cicutarium *redstem filaree 10 177 Pol Eriogonum inflatum desert trumpet x 135 Ger Erodium texanum Texas filaree x 178 Pol Eriogonum thomasii Thomas' buckwheat x 136 Kra Krameria bicolor white rhatany 40 179 Pol Eriogonum trichopes little desert trumpet 20 137 Lam Hyptis emoryi desert-lavender 10 180 Pol Pterostegia drymarioides fairy bowties, threadstem iN 138 Lam Salvia columbariae chia 5 181 Res Oligomeris linifolia lineleaf whitepuff 99 139 Lam Salvia vaseyi Vasey's sage 10 182 Sim Simmondsia chinensis jojoba 20 140 Loa Mentzelia affinis yellow blazing star 20 183 Sol Lycium brevipes var. brevipes desert boxthorn 99 141 Loa Mentzelia desertorum desert blazing star V 184 Sol Nicotiana clevelandii Cleveland's tobacco V 142 Loa Mentzelia involucrata bracted blazing star 3 185 Tam Tamarix aphylla *athel 5 143 Loa Petalonyx thurberi ssp. thurberi Thurber's sandpaper-plant 10 186 Tam Tamarix ramosissima *saltcedar 5 144 Mal Eremalche exilis white mallow 1 187 Vis Phoradendron californicum desert mistletoe 99 145 Mal Eremalche rotundifolia desert five-spot V 188 Zyg Fagonia laevis California fagonia x 146 Mal Hibiscus denudatus rock hibiscus x 189 Zyg Fagonia pachyacantha sticky fagonia x 147 Mal Malva parviflora *cheeseweed iN 190 Zyg Kallstroemia californica California caltrop iN 148 Mal Sphaeralcea angustifolia copper globemallow 99 191 Zyg Larrea tridentata creosote bush 99 149 Mon Calyptridium monandrum sand cress iN Monocots 150 Mon Cistanthe ambigua dead man's fingers 99 192 Aga Hesperocallis undulata desert lily 50 151 Nyc Abronia villosa var. villosa hairy sand-verbena 50 193 Poa Aristida adscensionis six-weeks three-awn V 152 Nyc Allionia incarnata var. incarnata small-flowered trailing four o'clock iN 194 Poa Hilaria rigida big galleta 80 153 Nyc Boerhavia triquetra var. intermedia fivewing spiderling iN 195 Poa Phalaris minor *little-seed canarygrass iN 154 Nyc Mirabilis laevis var. retrorsa Bigelow's desert four-o'clock iN 196 Poa Schismus barbatus *Mediterranean schismus 99 155 Ona Camissoniopsis pallida ssp. pallida pale suncup iN 197 Poa Stipa hymenoides Indian ricegrass iN 156 Ona Chylismia claviformis ssp. peirsonii brown-eyed primrose 99 http://tchester.org/sd/plants/floras/clark_valley.html 157 Ona Eremothera boothii ssp. condensata Booth's evening primrose 7 Last update: 11 February 2020 158 Ona Eulobus californicus California suncup 99 159 Ona Oenothera deltoides ssp. deltoides dune primrose 99 160 Oro Orobanche cooperi Cooper's broomrape iN 161 Pap Eschscholzia minutiflora ssp. minutiflora small-flowered poppy x 162 Pap Eschscholzia parishii Parish's poppy x 163 Phr Mimulus bigelovii var. bigelovii Bigelow's monkeyflower x 164 Pla Mohavea confertiflora ghost flower V 165 Pla Plantago ovata desert plantain 99 166 Pol Aliciella latifolia ssp. latifolia broad-leaf gilia x 167 Pol Eriastrum eremicum ssp. eremicum desert woolly-star 5