CLASS/Family Species Name Native Rare Invasive Source Herbarium PTERIDOPHYTA Dennstaedtiaceae Pteridium aquilinum var. pubescens 1 1 0 Dryopteridaceae Dryopteris arguta 1 1 1 Equisetaceae Equisetum laevigatum 1 7 Equisetum telmateia ssp. braunii 1 7 Polypodiaceae Pellaea sp. 1 1 Polypodium californicum 1 7 1 Pteridaceae Adiantam jordanii 1 1 Adiantum sp 1 0 Cheilanthes newberryi 1 7 0 Pellaea mucronata 1 3 0 Pentagramma triangularis ssp. triangularis "Pityrogramma" 1 3 1 Pentagramma triangularis ssp. viscosa 1 7 0 Selaginellaceae Selaginella bigelovii 1 7 0 Selaginella cinerascens 1 4.1 3 0 DICOTYLEDONEAE Adoxaceae Sambucus nigra ssp. caerulea 1 3 0 Amaranthaceae Chenopodium californicum 1 3 1 Chenopodium murale 0 3 0 Dysphania ambrosioides 0 3 0 Anacardiaceae Malosma laurina 1 2 0 Rhus integrifolia 1 3 0 Toxicodendron diversilobum 1 3 0 Apiaceae Apiastrum angustifolium 1 7 0 Apium graveolens 0 7 1 Daucus carota 0 2 0 Foeniculum vulgare 0 0 Sanicula arguta 1 3 0 Sanicula bipinnatifida 1 2 0 Sanicula crassicaulis 1 3 0 Apogynaceae Vinca major 1 1 Asclepiadaceae Asclepias eriocarpa 1 1 Asclepias fascicularis 1 4 1 Asteraceae Acourtia microcephala 1 1 1 Ambrosia psilostachya 1 3 0 Artemisia californica 1 3 0 Baccharis pilularis 1 2 0 Baccharis pilularis ssp. consanguinea 1 3 0 Baccharis salicifolia 1 7 0 Baccharis sarothroides 1 1 0 Chaenactis artemisiifolia 1 1 0 Chaenactis glabriuscula var. lanosa 1 1 0 Cirsium occidentale 1 3 0 Cirsium occidentale var. californicum 1 1 0 Corethrogyne filaginifolia var. virgata 1 1 1 Cotula coronopifolia 0 1 0 Encelia californica 1 2 1 Erigeron foliosus var. foliosus 1 1 1 Eriophyllum confertiflorum 1 2 0 Eriophyllum confertiflorum var. confertiflorum 1 1 1 Euthamia occidentalis 1 1 Gnaphalium californicum 1 1 1 Gnaphalium palustre 1 3 1 Gnaphalium sp. (1) 1 1 Gnaphalium stramineum 1 1 1 Hazardia squarrosa var. grindelioides 1 3 0 Hedypnois cretica 0 7 0 Hemizonia fasciculata 1 1 1 Isocoma menziesii var. vernonioides 1 3 0 Lasthenia californica 1 3 0 Micropus californicus 1 1 1 Osmadenia tenella 1 3 0 Picris echioides 0 L 1 0 Porophyllum gracile 1 1 Pseudognaphalium microcephalum 1 1 0 Pseudognaphalium thermale 1 2 0 Rabbitbush-like unk. 1 Solidago californica 1 3 0 Sonchus asper 0 1 0 Sonchus oleraceus 0 3 0 Stephanomeria diegensis 1 1 1 Stephanomeria virgata 1 3 0 Stylocline gnaphaloides 1 3 0 Sylibum marianum 0 L 3 0 Tragopogon porrifolius 0 1 1 Uropappus lindleyi 1 3 0 Xanthium strumarium var. canadense 0 1 0 Boraginaceae Amsinckia menziesii var. intermedia 1 3 0 Cryptantha intermedia 1 6 1 Cryptantha micromeres 1 1 0 Cryptantha sp. (2) 1 Phacelia cicutaria var. hispida 1 3 0 Phacelia distans 1 1 Phacelia grandiflora 1 2 0 Phacelia minor 1 2 0 Phacelia parryii 1 6 1 Phacelia sp. 1 1 Plagiobothrys collinus var. californicus 1 3 0 Plagiobothrys nothofulvus 1 3 0 Brassicaceae Brassica nigra 0 M 2 0 Brassica rapa 0 L 3 0 Brassica rapa var. rapa 0 L 1 0 Capsella bursa-pastoris 0 6 0 Cardamine californica 1 7 1 Caulanthus heterophyllus 1 6 0 Draba cuneifolia var. integrifolia 1 1 0 Guillenia lasiophylla 1 3 0 Hirschfeldia incana 0 M 3 0 Lepidium oblongum var. insulare 1 7 0 Lepidium virginicum var. robinsonii 1 1B.2 1 1 Nasturtium officinale 1 7 0 Sinapis arvensis 0 L 1 0 Cactaceae Opuntia ficus-indica 0 1 0 Opuntia littoralis var. littoralis 1 3 0 Capparaceae Cleome isomeris 1 1 1 Caprifoliaceae Lonicera interrupta 1 1 0 Lonicera subspicata var. denudata 1 3 0 Symphoricarpos mollis 1 1 0 Caryophyllaceae Cardionema ramosissimum 1 3 0 Cerastium glomeratum var. apetalum 0 1 Silene gallica 0 3 1 Silene laciniata ssp. major 1 1 1 Spergula arvensis 0 3 0 Stellaria media 0 7 1 Cistaceae Helianthemum scoparium 1 2 1 3 Convolvulaceae Calystegia macrostegia ssp. arida 1 3 0 Calystegia macrostegia ssp. intermedia 1 7 0 Convolvulus arvensis 0 2 0 Cressa truxillensis 1 1 Cuscuta sp. (1) 1 0 Crassulaceae Crassula connata 1 6 1 Dudleya brevifolia 1 1B.1 1 Dudleya pulverulenta 1 2 0 Dudleya viscida 1 1B.2 1 0 Cucurbitaceae Cucurbita foetidissima 1 3 0 Marah macrocarpus 1 2 1 Ericaceae Arctostaphylos glandulosa 1 1 0 Arctostaphylos sp. 0 Xylococcus bicolor 1 3 0 Euphorbiaceae Chamaesyce polycarpa 1 1 1 Croton setigerus 1 1 0 Euphorbia lathyris 0 6 0 Tetracoccus dioicus 1 1B.2 1 0 Fabaceae Amorpha fruticosa 1 1 0 Lathyrus vestitus var. alefeldii 1 3 0 Lotus heermannii 1 3 0 Lotus salsuginosus var s. 1 1 Lotus scoparius 1 2 1 Lotus strigosus 1 3 0 Lupinus albifrons 1 2 0 Lupinus albifrons var. eminens 1 1 0 Lupinus bicolor ssp. microphyllus 1 1 0 Lupinus concinnus ssp. 1 1 1 Lupinus hirsutissimus 1 2 1 Lupinus longifolius 1 7 1 Lupinus microcarpus var. microcarpus 1 1 Lupinus sparsiflorus 1 2 0 Lupinus truncatus 1 1 1 Medicago polymorpha 0 L 3 1 Melilotus indicus 0 2 0 Trifolium microcephalum 1 3 0 Trifolium willdenovii 1 3 0 Vicia americana 1 3 0 Fagaceae Quercus agrifolia var. agrifolia 1 7 0 Quercus berberidifolia 1 7 0 Quercus dumosa 1 1B.1 3 0 Quercus englemannii 1 8 0 Quercus sp. 1 1 Gentianaceae Zeltnera venusta "Centaurium venustum" 1 1 1 Geraniaceae Erodium cicutarium 0 L 1 1 Erodium moschatum 0 3 0 Grossulariaceae Ribes indecorum 1 7 0 Ribes malvaceum 1 1 0 Ribes speciosum 1 7 0 Hydrophyllaceae Eriodictyon crassifolium var. crassifolium 1 1 0 Eucrypta chrysanthemifolia var. chrysanthemifolia 1 1 Lamiaceae Marrubium vulgare 0 L 3 0 Salvia apiana 1 3 0 Salvia columbariae 1 3 0 Salvia mellifera 1 3 1 Stachys ajugoides 1 1 Stachys ajugoides var. rigida 1 1 0 Trichostema lanceolatum 1 1 1 Lythraceae Lythrum hyssopifolium 0 M 1 Malvaceae Malacothamnus fasciculatus 1 1 0 Malva parviflora 0 3 1 Sidalcea malviflora ssp. sparsifolia 1 2 1 Moraceae Maclura pomifera 0 6 0 Myrsinaceae Anagallis arvensis 0 1 0 Nyctaginaceae Mirabilis laevis var. crassifolia 1 1 1 Oleaceae Fraxinus velutina 1 7 0 Onagraceae Camissonia bistorta 1 6 1 Camissonia robusta 1 1 Clarkia purpurea ssp. quadrivulnera 1 1 Epilobium canum 1 1 0 Oxalidaceae Oxalis corniculata ssp. corniculata 0 1 0 Paeoniaceae Paeonia californica 1 1 0 Papaveraceae Dendromecon rigida 1 1 0 Eschscholzia californica 1 7 1 Papaver heterophylum 1 2 0 Platystemon californicus 1 3 0 Stylomecon heterophylla 1 1 0 Phrymaceae Mimulus aurantiacus 1 3 0 Mimulus aurantiacus var. puniceus 1 7 0 Mimulus floribundus 1 1 Mimulus guttatus 1 1 Mimulus pilosus 1 1 Mimulus puniceus 1 2 1 Plantaginaceae Plantago erecta 1 7 0 Platanaceae Platanus racemosa 1 7 0 Polemoniaceae Linanthus dianthiflorus 1 1 Navarretia hamata ssp. hamata 1 1 Polygonaceae Chorizanthe fimbriata var. f. 1 1 1 Eriogonum elongatum 1 3 0 Eriogonum fasciculatum 1 2 0 Eriogonum fasciculatum var. fasciculatum 1 1 1 Pterostegia drymarioides 1 7 1 Rumex conglomeratus 0 1 0 Rumex crispus 0 L 3 0 Rumex salicifolius 1 3 0 Portulacaceae Claytonia perfoliata var. perfoliata 1 7 1 Primulaceae Dodecatheon clevelandii 1 3 0 Ranunculaceae Clematis ligusticifolia 1 1 0 Delphinium parryi ssp. parryi 1 1 0 Thalictrum polycarpum 1 2 1 Rhamnaceae Adolphia californica 1 2.1 7 1 Ceanothus thrysiflorus 1 2 0 Ceanothus tomentosus 1 7 0 Ceanothus tomentosus var. olivaceus 1 1 Frangula californica 1 1 0 Rhamnus crocea 1 7 1 Rhamnus ilicifolia 1 7 0 Rosaceae Adenostoma fasciculatum 1 3 0 Aphanes occidentalis 1 3 0 Cercocarpus betuloides 1 1 Cercocarpus minutiflorus 1 2 0 Heteromeles arbutifolia 1 3 0 Potentilla glandulosa 1 1 0 Prunus illicifolia 1 2 0 Rosa californica 1 3 0 Rubus ursinus 1 1 0 Rubiaceae Galium aparine 1 0 Galium nuttallii 1 2 0 Galium nuttallii ssp. n. 1 7 1 Rutaceae Cneoridium dumosum 1 1 0 Salicaceae Salix gooddingii 1 1 0 Salix lasiolepis 1 3 0 Saururaceae Anemopsis californica 1 1 0 Saxifragaceae Lithophragma affine 1 3 0 Scrophulariaceae Antirrhinum kelloggii 1 3 0 Antirrhinum nuttallianum 1 1 1 Castilleja affinis 1 3 0 Castilleja densiflora ssp. gracilis 1 2 1 Castilleja exserta ssp. exserta 1 7 0 Collinsia heterophylla 1 2 0 Keckiella cordifolia 1 1 0 Linaria canadensis var. texana 1 3 1 Linaria sp. 1 0 Scrophularia californica 1 3 0 Scrophularia californica ssp. floribunda 1 1 0 Solanaceae Datura wrightii 1 1 0 Nicotiana glauca 0 M 1 0 Solanum douglasii 1 1 Solanum nigrum 0 1 Solanum parishii 1 3 1 Urticaceae Urtica dioica ssp. holosericea 1 1 0 Urtica urens 0 1 0 Verbenaceae Verbena lasiostachys 1 5 1 Violaceae Viola pedunculata 1 3 0 Viscaceae Phoradendron sp. 1 0 MONOCOTYLEDONEAE Araceae Lemna sp. 1 0 Cyperaceae Carex spissa 1 7 0 Carex teneraeformis 1 7 0 Cyperus involucratus 0 7 0 Eleocharis montevidensis 1 7 0 Eleocharis sp. 1 0 Schoenoplectus tabernaemontani 1 2 0 Scirpus sp. 1 0 Iridaceae Sisyrinchium bellum 1 2 1 Juncaceae Juncus bufonius 1 3 0 Juncus effusus 1 3 0 Juncus mexicanus 1 3 0 Liliaceae Calochortus weedii 1 1 0 Chlorogalum pomeridianum 1 3 0 Chlorogalum sp. 1 0 Dichelostemma capitatum 1 7 1 Hesperoyucca whipplei 1 1 0 Yucca schidigera 1 7 0 Poaceae Achnatherum coronatum 1 2 0 Avena barbata 0 M 1 0 Avena fatua 0 M 2 0 Bromus diandrus 0 M 3 0 Bromus hordaceus "Bromus mollis" 0 L 1 1 Bromus madritensis ssp. rubens 0 H 3 0 Bromus tectorum 0 H 1 0 Distichlis spicata 1 1 1 Gastridium ventricosum 0 1 1 Leymus condensatus 1 0 Lolium perenne 0 0 Melica imperfecta 1 1 Nassella lepida 1 3 0 Nassella pulchra 1 1 0 Pennisetum setaceum 0 M 7 0 Phragmites australis 0 L 1 0 Poa secunda 1 1 0 Vulpia octoflora 1 1 0 Number of Families: 69 Number of Species: 294 Number Native: 231 Percent Native: 78.57 Notes Present or True - 1; Absent or False - 0 Taxonomy follows: Jepson Project, Index of California Native Plants Rare - according to the California Native Plant Society's Criteria Invasive - as recorded by Cal-IPC Names in " " denote as labeled in UCSD NRS herbarium Compiled by Rebecca Wolf, August 2010 using the following references 1.