The Flora of the PCT: A1 Mexican Border to Highway 94: Area Flora # Famil Scientific Name (*)Common Name #V #Pls Lycophytes 1 Selag Selaginella bigelovii Bigelow's spike-moss 2 99 Ferns 2 Dryop Dryopteris arguta California wood fern 3 3 Pteri Cheilanthes clevelandii scaly lipfern 3 20 4 Pteri Cheilanthes covillei beady lipfern 2 3 5 Pteri Pellaea mucronata var. mucronata bird's-foot fern 2 10 6 Pteri Pentagramma triangularis ssp. rebmanii Rebman's silverback fern 1 10 Pentagramma triangularis ssp. 7 Pteri goldback fern 2 triangularis Gymnosperms 8 Ephed Ephedra californica desert tea 5 1 Eudicots 9 Adoxa Sambucus nigra ssp. caerulea blue elderberry 2 10 Amara Amaranthus albus *tumble pigweed 99 11 Amara Amaranthus hybridus *slim amaranth 1 12 Amara Nitrophila occidentalis western nitrophila 4 13 Anaca Rhus aromatica basketbush 2 30 14 Anaca Rhus ovata sugar bush 4 40 15 Anaca Toxicodendron diversilobum poison oak 1 16 Apiac Daucus pusillus rattlesnake weed 3 17 Apiac Lomatium dasycarpum ssp. dasycarpum woolly-fruited lomatium RT 18 Apiac Oenanthe sarmentosa water-parsley 1 19 Apiac Tauschia arguta southern tauschia 2 RT 20 Aster Achillea millefolium yarrow 1 21 Aster Acourtia microcephala purple head 1 2 22 Aster Ambrosia acanthicarpa bur-ragweed 20 23 Aster Artemisia dracunculus wild tarragon 1 50 24 Aster Artemisia tridentata big sagebrush 9 99 25 Aster Baccharis sarothroides broom baccharis 1 1 26 Aster Brickellia californica California brickellbush 1 3 27 Aster Chaenactis artemisiifolia meally white pincushion 1 28 Aster Chaenactis glabriuscula var. glabriuscula yellow pincushion RT 29 Aster Cirsium occidentale var. californicum California thistle 5 30 Aster Cirsium ochrocentrum var. ochrocentrum *yellow-spined thistle 1 31 Aster Cirsium scariosum elk thistle 1 32 Aster Corethrogyne filaginifolia California-aster 50 33 Aster Ericameria brachylepis boundary goldenbush 5 20 34 Aster Ericameria linearifolia narrowleaf goldenbush 1 35 Aster Ericameria pinifolia pine goldenbush 1 240 Cyper Carex praegracilis clustered field sedge 1 36 Aster Erigeron canadensis horseweed 1 241 Cyper Carex triquetra triangular-fruit sedge 1 37 Aster Erigeron foliosus var. foliosus leafy daisy 1 RT 242 Cyper Cyperus parishii Parish's flatsedge 1 Eriophyllum confertiflorum var. 243 Cyper Cyperus squarrosus bearded flatsedge 1 38 Aster golden yarrow 2 20 confertiflorum 244 Cyper Eleocharis montevidensis sand spikerush 1 39 Aster Eriophyllum wallacei Wallace's woolly daisy 2 245 Cyper Isolepis cernua annual tule 1 40 Aster Euthamia occidentalis western goldenrod 1 246 Cyper Schoenoplectus acutus var. occidentalis common tule 1 41 Aster Geraea viscida sticky geraea 5 1 247 Junca Juncus dubius Mariposa rush 1 42 Aster Gutierrezia californica California matchweed 1 99 248 Junca Juncus tiehmii Tiehm's rush 1 43 Aster Gutierrezia sarothrae matchweed 3 249 Lilia Calochortus concolor golden-bowl mariposa 1 44 Aster Hazardia squarrosa var. grindelioides saw-toothed goldenbush 20 250 Poace Aristida purpurea var. parishii Parish three-awn 30 45 Aster Helianthus californicus California sunflower 1 251 Poace Avena barbata *slender wild oats 99 46 Aster Heterotheca grandiflora telegraph weed 20 252 Poace Bromus carinatus var. carinatus California brome 1 47 Aster Lasthenia gracilis goldfields RT 253 Poace Bromus diandrus *ripgut brome 1 99 48 Aster Malacothrix californica California dandelion 2 254 Poace Bromus hordeaceus *soft chess RT 49 Aster Malacothrix clevelandii annual malacothrix 2 255 Poace Bromus madritensis ssp. rubens *red brome 99 50 Aster Malacothrix coulteri snake's head 1 256 Poace Bromus tectorum *downy brome 40 51 Aster Pluchea odorata var. odorata salt marsh fleabane 1 257 Poace Cynodon dactylon *Bermuda grass 30 52 Aster Porophyllum gracile odora 1 258 Poace Elymus elymoides squirreltail 2 53 Aster Pseudognaphalium biolettii bicolored everlasting 1 259 Poace Elymus elymoides var. brevifolius short-leaved squirreltail 1 54 Aster Pseudognaphalium microcephalum white everlasting 1 2 260 Poace Elymus glaucus blue wildrye 1 55 Aster Pseudognaphalium thermale slender everlasting 1 261 Poace Elymus glaucus ssp. virescens Virginia wildrye 1 56 Aster Rafinesquia californica California chicory RT 262 Poace Elymus triticoides creeping wild rye 2 57 Aster Senecio flaccidus var. douglasii bush senecio 1 263 Poace Festuca myuros *rattail fescue 5 58 Aster Stephanomeria exigua ssp. exigua slender wreathplant 1 10 264 Poace Festuca octoflora hairy six-weeks fescue 3 59 Aster Stylocline gnaphaloides everlasting nest-straw RT 265 Poace Hordeum murinum ssp. glaucum *foxtail barley RT 60 Aster Tetradymia comosa cotton-thorn 6 5 266 Poace Melica imperfecta coast-range melic 30 61 Aster Uropappus lindleyi silver puffs 1 267 Poace Poa bigelovii Bigelow's blue grass 1 62 Aster Xanthium strumarium cocklebur 1 268 Poace Schismus barbatus *Mediterranean schismus 20 63 Berbe Berberis pinnata ssp. pinnata shiny-leaf barberry 6 269 Poace Sorghum halepense *johnsongrass 1 64 Borag Amsinckia intermedia common fiddleneck 1 spRT 270 Poace Stipa coronata giant needlegrass ~1 65 Borag Amsinckia retrorsa small-flowered fiddleneck 2 271 Poace Stipa speciosa desert needlegrass 1 66 Borag Cryptantha intermedia var. intermedia popcorn flower 4 spRT 272 Potam Potamogeton foliosus ssp. foliosus leafy pondweed 1 67 Borag Cryptantha micrantha var. lepida mountain red-root cryptantha 2 273 Themi Dichelostemma capitatum ssp. capitatum blue dicks RT 68 Borag Cryptantha muricata var. jonesii Jones' prickly-nut cryptantha 1 69 Borag Eriodictyon trichocalyx var. lanatum smoothleaf yerba santa 5 30 http://tchester.org/pct/a/a1_area_flora.html Eucrypta chrysanthemifolia var. Updated 6 November 2014. 70 Borag eucrypta 1 chrysanthemifolia 71 Borag Heliotropium curassavicum var. oculatum seaside heliotrope 2 72 Borag Nemophila menziesii var. integrifolia baby blue eyes 1 73 Borag Pectocarya heterocarpa chuckwalla pectocarya 1 RT 74 Borag Pectocarya penicillata combseed 1 199 Polyg Eriogonum elongatum var. elongatum long-stemmed buckwheat 1 75 Borag Pectocarya setosa moth combseed 3 200 Polyg Eriogonum fasciculatum var. foliolosum California buckwheat 2 99 76 Borag Phacelia brachyloba short-lobed phacelia 2 201 Polyg Eriogonum fasciculatum var. polifolium California buckwheat 2 5 77 Borag Phacelia cicutaria var. hispida caterpillar phacelia RT 202 Polyg Eriogonum gracile var. gracile slender buckwheat 3 3 78 Borag Phacelia distans common phacelia 1 RT 203 Polyg Eriogonum plumatella yucca buckwheat 1 79 Borag Phacelia parryi Parry's phacelia 2 RT 204 Polyg Eriogonum wrightii var. membranaceum Wright's buckwheat 1 80 Borag Phacelia ramosissima branching phacelia 3 5 205 Polyg Eriogonum wrightii var. nodosum Wright's buckwheat 1 81 Borag Plagiobothrys stipitatus var. micranthus common vernal pool allocarya 1 206 Polyg Pterostegia drymarioides threadstem 1 82 Borag Plagiobothrys tenellus slender popcorn flower 1 207 Portu Portulaca oleracea *common purslane 15 83 Brass Boechera arcuata arched elegant rock-cress 1 208 Ranun Clematis pauciflora virgin's bower 2 sp1 84 Brass Boechera californica California elegant rock-cress 3 ~5 209 Rhamn Ceanothus cuneatus var. cuneatus buck brush 9 3 85 Brass Boechera pulchra, B. xylopoda beautiful rock-cress 1 210 Rhamn Ceanothus leucodermis chaparral whitethorn 6 10 86 Brass Caulanthus lasiophyllus California mustard 3 RT 211 Rhamn Ceanothus oliganthus hairy ceanothus 2 87 Brass Descurainia pinnata western tansy-mustard 1 5 212 Rhamn Ceanothus perplexans cupped-leaf ceanothus 7 25 88 Brass Erysimum capitatum western wallflower 2 213 Rhamn Frangula californica ssp. crassifolia serpentine hoary coffeeberry 1 89 Brass Hirschfeldia incana *shortpod mustard 30 214 Rhamn Frangula californica ssp. tomentella hoary coffeeberry 2 90 Brass Lepidium nitidum shining peppergrass sp1? 215 Rhamn Rhamnus crocea redberry ~1 91 Brass Lepidium virginicum wild pepper-grass 1 216 Rhamn Rhamnus ilicifolia hollyleaf redberry 8 5 92 Brass Nasturtium officinale water cress 1 217 Rosac Adenostoma fasciculatum chamise 4 99 93 Brass Sisymbrium altissimum *tumble-mustard 20 218 Rosac Adenostoma sparsifolium red shanks 3 99 94 Brass Streptanthus bernardinus Laguna Mtns. jewel-flower 1 219 Rosac Cercocarpus betuloides var. betuloides birch-leaf mountain-mahogany 3 95 Brass Streptanthus campestris southern jewel-flower 3 220 Rosac Cercocarpus minutiflorus San Diego mountain mahogany 3 30 96 Brass Thysanocarpus curvipes fringe-pod 2 spRT 221 Rosac Heteromeles arbutifolia toyon 3 97 Cacta Cylindropuntia californica var. parkeri cane cholla 99 222 Rosac Prunus ilicifolia ssp. ilicifolia hollyleaf cherry 2 30 98 Cacta Opuntia phaeacantha desert prickly-pear 10 223 Rosac Rosa californica California wild rose 1 99 Campa Nemacladus longiflorus var. longiflorus thread plant 3 224 Rosac Rubus ursinus California blackberry 1 100 Campa Nemacladus ramosissimus Nuttall's nemacladus 1 225 Rubia Galium andrewsii ssp. andrewsii phlox-leaved bedstraw 1 5 101 Capri Lonicera subspicata var. denudata southern honeysuckle 1 3 226 Rubia Galium angustifolium ssp. angustifolium narrowleaf bedstraw 2 10 102 Capri Symphoricarpos albus var. laevigatus snowberry 2 227 Rubia Galium porrigens var. porrigens graceful bedstraw 15 103 Caryo Loeflingia squarrosa spreading loeflingia 1 228 Salic Populus fremontii ssp. fremontii Fremont cottonwood 3 104 Caryo Silene gallica *windmill pink 1 229 Salic Salix laevigata red willow 4 105 Cheno Atriplex argentea var. expansa Mojave silverscale 1 230 Salic Salix lasiolepis arroyo willow