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. 2001 Kay species List 2.1970 Mielcarek Field Guide 3.1978 Pacific SouthWest Biological Services compild for Ida Dawson 4. 2007 CRES SDNHM Plant Atlas 5. 2008 CRES Native SDNHM Plant Atlas 6. 2008 Kay SDNHM Plant Atlas 7. 1996 Rebman SDNHM Plant Atlas 8. 2009 Kay observation