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Home , Acmispon argophyllus, Acmispon maritimus, Acmispon micranthus, Allium praecox, Bahiopsis, Bahiopsis laciniata

The Flora of

This list represents all encountered on San Clemente Island. Not all species on this list have been vouchered in a herbarium, and not all species ranges are mapped.

Family Species Common Name Origin Acanthaceae Acanthus mollis Elephant's Ear nonnative Adoxaceae Sambucus nigra ssp.caerulea Mexican Elderberry native Aizoaceae Carpobrotus chilensis Sea Fig nonnative Aizoaceae Carpobrotus edulis Hottentot fig nonnative Aizoaceae Drosanthemum floribundum Rosea iceplant nonnative Aizoaceae Malephora crocea Coppery iceplant nonnative Aizoaceae Mesembryanthemum crystallinum Crystalline iceplant nonnative Aizoaceae Mesembryanthemum nodiflorum Slender-leaved iceplant nonnative Aizoaceae Sesuvium verrucosum Western sea-purslane native Alliaceae praecox Early native Malosma laurina Laural native Anacardiaceae Rhus integrifolia Lemonade native Anacardiaceae Rhus ovata Sugar bush native Anacardiaceae molle Peruvian pepper nonnative Anacardiaceae Schinus terebinthifolius Brazilian pepper tree nonnative Anacardiaceae Toxicodendron diversilobum Western posion oak native Apiastrum angustifolium Wild native Apiaceae Apiastrum angustifolium Celery nonnative Apiaceae Bowlesia incana Hoary bowlesia nonnative Apiaceae Daucus pusillus American wild carrot native Apiaceae Foeniculum vulgare nonnative Apiaceae Lomatium insulare San Nick Island lomatium SNI, SCI, GI (extirpated?) Apiaceae arguta Sharptooth black snakeroot native Apiaceae Sanicula crassicaulis Pacific black snakeroot native Apiaceae Yabea microcarpa False carrot native Apocynaceae Nerium oleander Oleander nonnative Asphodelaceae Aloe sp Aloe nonnative

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The Flora of San Clemente Island

Asphodelaceae Asphodelus fistulosus Asphodel, onionweed nonnative Achillea millefolium Yarrow native Asteraceae Achyrachaena mollis Blow-wives native Asteraceae Amblyopappus pusillus Pineapple native Asteraceae Ambrosia chamissonis Silver beach-bur native Asteraceae californica sagebrush native Asteraceae Artemisia nesiotica Island sagebrush SBI, SNI, SCI Asteraceae Baccharis pilularis ssp.consanguinea Coyote brush native Asteraceae Baccharis salicifolia Mule-fat native Asteraceae Baccharis salicina Emory baccharis native Asteraceae laciniata San diego county native Asteraceae californica California brickelbush native Asteraceae Centaurea melitensis Tocalote nonnative Asteraceae Cirsium occidentale var.coulteri Cobwebby thistle native Asteraceae Constancea nevinii Golden yarrow native Asteraceae Cotula australis Brass buttons nonnative Asteraceae Cynara cardunculus Artichoke thistle nonnative Asteraceae clementina Island tarplant CAI minus SMI, SRI Asteraceae Deinandra fasciculata Common tarplant native Asteraceae Encelia californica Bush sunflower native Asteraceae Erigeron bonariensis Asthmaweed nonnative Asteraceae Erigeron canadensis Horseweed nonnative Asteraceae Eriophyllum confertiflorum var. confertiflorum Golden yarrow native Asteraceae ustulata Purple everlasting native Asteraceae Glebionis coronaria Garland nonnative Asteraceae palustre Western marsh cudweed native Asteraceae Grindelia camporum Gumweed nonnative Asteraceae San Clemente Island Hazardia native Asteraceae Hedypnois cretica Creteweed nonnative Asteraceae Helianthus annuus Common sunflower nonnative Asteraceae sparsiflora var.sparsiflora Evax native

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The Flora of San Clemente Island

Asteraceae grandiflora Telegraph weed native Asteraceae glabra Smooth 's ear nonnative Asteraceae Hypochaeris radicata rough cat's ear nonnative Asteraceae menziesii var.decubens Coastal goldenbush native Asteraceae Isocoma menziesii var.menziesii Coastal goldenbush native Asteraceae Isocoma menziesii var.vernonioides Coastal goldenbush native Asteraceae Lactuca serriola Prickly lettuce nonnative Asteraceae Laennecia coulteri Coulter's horseweed native Asteraceae Lasthenia gracilis California golden-fields native Asteraceae Layia platyglossa Tidy-tips native Asteraceae Leptosyne gigantea Giant Coreopsis native Asteraceae arizonica cottonrose native Asteraceae Logfia filaginioides California cottonrose native Asteraceae Narrowleaf cottonrose nonnative Asteraceae Madia sativa Coast tarweed native Asteraceae Malacothrix foliosa ssp.foliosa Leafy malacothrix SCI Asteraceae Malacothrix incana Dunedelion Extirpated? Asteraceae Malacothrix saxatilis ssp.tenuifolia Cliff desert dandelion nonnative Asteraceae douglasii ssp.platycarpha Douglas' silverpuffs native Asteraceae Microseris elegans Elegant silverpuffs native Asteraceae blairii Blair's wirelettuce SCI Asteraceae Perityle emoryi Emory's rock daisy native Asteraceae Pseudognaphalium beneolens Wright's cud-weed native Asteraceae Pseudognaphalium biolettii Pearly everlasting native Asteraceae Pseudognaphalium californicum California everlasting native Asteraceae Pseudognaphalium luteoalbum weedy cud weed nonnative Asteraceae Pseudognaphalium microcephalum Wright's cud-weed native Asteraceae Pseudognaphalium stramineum Chilean cudweed native Asteraceae brevissimus var.brevissimus Dwarf woolly heads native Asteraceae Slender woolly marbles native Asteraceae Rafinesquia californica California chicory native

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The Flora of San Clemente Island

Asteraceae flaccidus var.douglasii Douglas' shruby ragweed native Asteraceae Senecio lyonii Island butterweed SCI, SCa Asteraceae Senecio vulgaris Old man of spring nonnative Asteraceae Silybum marianum Milk thistle nonnative Asteraceae Sonchus asper Prickly sow thistle nonnative Asteraceae Sonchus oleraceus Common Sow thistle nonnative Asteraceae Sonchus tenerrimus Slender sow thistle nonnative Asteraceae Stebbinsoseris heterocarpa stebbinsoseris native Asteraceae diegensis San Diego milk aster native Asteraceae ssp.virgata Wand chichory native Asteraceae gnaphaloides Everlasting nest straw native Asteraceae Symphyotrichum subulatum Annual -marsh aster native Asteraceae Tragopogon porrifolius Salsify, oyster plant nonnative Asteraceae lindleyi Silverpuffs native Basellaceae Anredera cordifolia Heartleaf Madeiravine nonnative Bataceae Batis maritima Saltwort, Beachwort native Blechnaceae Woodwardia fimbriata Giant woodfern native Rancher's fireweed, Amsinckia menziesii fiddleheads native Rancher's fireweed, Boraginaceae Amsinckia spectabilis spectabilis fiddleheads native Boraginaceae Cryptantha clevelandii Common cryptantha native Boraginaceae Cryptantha intermedia var.intermedia Clearwater cryptantha native Boraginaceae Cryptantha maritima cryptantha native Boraginaceae Cryptantha traskiae Trask's crypthantha SNI, SCI Boraginaceae Emmenanthe penduliflora var.penduliflora Wispering bells native Eucrypta chrysanthemifolia Boraginaceae var.chrysanthemifolia Spotted hideseed native Boraginaceae Heliotropium curassavicum var.oculatum Wild Heliotrope native Boraginaceae Nama stenocarpum Mud fiddleleaf native Boraginaceae Pectocarya linearis ssp.ferocula Sagebrush combseed native

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The Flora of San Clemente Island

Boraginaceae Phacelia distans Distant phacelia native Boraginaceae Phacelia floribunda San clemente island phacelia SCI, SBI Boraginaceae Phacelia lyonii Lyon's phacelia SCI, SCa,CampPen (waif) Boraginaceae Pholistoma auritum var.auritum Fiesta native Boraginaceae Pholistoma racemosum White fiesta native Boraginaceae canescens var.canescens Valley popcorn flower native Boraginaceae Plagiobothrys collinus var.gracilis Cooper's popcorn flower native Athysanus pusillus Common sandweed native Brassicaceae Black nonnative Brassicaceae Brassica rapa , Field Mustard nonnative Brassicaceae Brassica tournefortii Saharan Mustard nonnative Brassicaceae Cakile maritima Sea rocket nonnative Brassicaceae bursa-pastoris Shepard's purse nonnative Brassicaceae Descurainia pinnata Tansy mustard native Brassicaceae Draba cuneifolia Wedgeleaf draba native Brassicaceae Guillenia lasiophyllus California mustard native Brassicaceae Hirschfeldia incana Perennial mustard nonnative Brassicaceae procumbens Prostrate hutchinsia native Brassicaceae didymum Lesser swinecress nonnative Brassicaceae Lepidium lasiocarpum ssp.lasiocarpum Shaggyfruit pepperweed native Brassicaceae Lepidium latipes San Diego pepperweed native Brassicaceae Lepidium nitidum Shining pepperweed native Brassicaceae Lepidium oblongum Veiny pepperweed native Brassicaceae Lepidium virginicum ssp.menziesii Robinson's pepperweed native Brassicaceae Lobularia maritima Sweet alyssum nonnative Brassicaceae Rhaphanus raphanistrum Jointed charlock nonnative Brassicaceae Rhaphanus sativus Radish nonnative SCI, SCr (fed. Brassicaceae filifolia S.Cruz Island Rock cress Endangered) Brassicaceae Sinapis arvensis Field Mustard nonnative Brassicaceae Sisymbrium irio London Rocket nonnative

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The Flora of San Clemente Island

Brassicaceae Sisymbrium orientale Indian hedgemustard nonnative Brassicaceae Thysanocarpus curvipes Lacepod native Brassicaceae Thysanocarpus laciniatus var.laciniatus Fringepod native Brassicaceae gracile Dobie pod native Cactaceae Bergerocactus emoryi Snake cactus, Velvet cactus native Cactaceae Cylindropuntia prolifera Cholla native Cactaceae Opuntia ficus-indica Indian-fig nonnative Cactaceae Opuntia littoralis Prickly Pear native Cactaceae Opuntia oricola pricklypear native Caprifoliaceae Lonicera hispidula Island Honeysuckle native Caryophyllaceae Cardionema ramosissimum Sand mat native Caryophyllaceae Cerastium glomeratum Mouse-ear chickweed nonnative Caryophyllaceae Herniaria hirsuta cinerea Hairy rupturewort nonnative Caryophyllaceae Minuartia douglasii Douglas's sandwort native Caryophyllaceae Polycarpon depressum California manyseed nonnative Caryophyllaceae Silene antirrhina Sleepy silene native Caryophyllaceae Silene gallica Windmill pink nonnative Caryophyllaceae Silene laciniata ssp.laciniata Cardinal catchfly native Caryophyllaceae Spergularia bocconii Boccone's seaspurry nonnative Caryophyllaceae Spergularia macrotheca var.macrotheca Sea spurry native Caryophyllaceae Spergularia marina Salt sandspurry native Caryophyllaceae Spergularia villosa Sand spurry nonnative Caryophyllaceae Stellaria media Common chickweed nonnative Chenopodiaceae Aphanisma blitoides Aphanisma native Chenopodiaceae Arthrocnemum subterminale Pickleweed native Chenopodiaceae Atriplex argentea var. expansa Silverscale native Chenopodiaceae Atriplex californica California saltbush native Chenopodiaceae Atriplex coulteri Coulter's saltbush native Chenopodiaceae Atriplex lentiformis var. breweri Big Saltbush native Chenopodiaceae Atriplex leucophylla Beach saltbush native Chenopodiaceae Atriplex pacifica South Coast Saltbush native

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The Flora of San Clemente Island

Chenopodiaceae Atriplex semibaccata Australian saltbush nonnative Chenopodiaceae Atriplex watsonii Watson's saltbush native Chenopodiaceae hyssopifolia Five-hook bassia nonnative Chenopodiaceae Beta macrocarpa Beet nonnative Chenopodiaceae Beta vulgaris ssp.maritima Beet nonnative Chenopodiaceae Chenopodium californicum California pigweed native Chenopodiaceae Chenopodium murale Nettleleaf goosefoot nonnative Chenopodiaceae Dysphania multifida Cutleaf goosefoot nonnative Chenopodiaceae Monolepis nuttalliana Poverty weed native Chenopodiaceae Salicornia pacifica Pickleweed native Chenopodiaceae Salsola tragus Russian thistle, tumbleweed nonnative Chenopodiaceae Suaeda taxifolia Wooly sea-blite native Cistaceae Helianthemum scoparium Rushrose native Cleomaceae Peritoma arborea var.arborea Bladderpod native Convolvulaceae Calystegia macrostegia var.amplissima Island morning glory SCI, SBI, SNI Convolvulaceae Calystegia soldanella Seashore false bindweed native Convolvulaceae Convolvulus simulans Bindweed native Convulvulaceae Cressa truxillensis Alkali weed native Crassula connata Pygmy-weed native Crassulaceae Crassula ovata Jade plant nonnative Crassulaceae virens ssp.virens Green live-forever SCI Crossosomataceae Crossosoma californicum Catalina crossosoma native Cucurbitaceaea Marah fabacea California man-root native Cucurbitaceaea Marah macrocarpa Wild cucumber native Cuscutaceae Cuscuta californica var.apiculata chapparal dodder native Cyperaceae Carex tumulicola Splitawn sedge native Cyperaceae Cyperus esculentus Yellow nutsedge nonnative Cyperaceae Eleocharis macrostachya Pale spike-rush native Dryopteridaceae Cyrtomium falcatum Holly fern nonnative Dryopteridaceae Dryopteris arguta Wood fern native Euphoriaceae Chamaesyce maculata Spotted spurge nonnative

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The Flora of San Clemente Island

Euphoriaceae Chamaesyce serpens Matted sandmat nonnative Euphoriaceae Croton setigerus Turkey mullein native Euphoriaceae Euphorbia misera Cliff spurge native Euphoriaceae Euphorbia peplus petty spurge nonnative Euphoriaceae Euphorbia spathulata Warty spurge native Euphoriaceae Ricinus communis Castor bean nonnative Acacia cyclops Coastal wattle nonnative SCI (CA State Fabaceae argophyllus var.adsurgens SCI bird's foot trefoil endangered) Fabaceae Acmispon argophyllus var.argenteus Silver SCI Fabaceae Acmispon dendroideus var.traskiae Trask's Island Lotus SCI (fed. Threatened) Fabaceae Acmispon glaber var. glaber California broom waif Fabaceae Acmispon hamatus Small flowered lotus native Fabaceae Acmispon maritimus Coastal lotus nonnative Fabaceae Acmispon micranthus SD bird's foot trefoil native Fabaceae Acmispon prostratus Nuttall's acmispon Waif Fabaceae Acmispon strigosus Strigose bird's foot trefoil native Fabaceae Astragalus didymocarpus var. didymocarpus Two seeded milk-vetch native Fabaceae Astragalus gambelianus Gambel's locoweed native Fabaceae Astragalus migulensis San Miguel Milkvetch native Fabaceae Astragulus nevinii San clemente Island milkvetch SCI, SBI(?) Fabaceae Lathyrus odoratus Sweet pea nonnative Fabaceae Lathyrus vesititus var.vestitus Pacific pea native Fabaceae Lathyrus vestitus var. alefeldii Pacific pea native Fabaceae bicolor Miniature Lupine native Fabaceae Lupinus concinnus Bajada lupine native Fabaceae Lupinus guadalupensis Guadalupe island lupine SCI, GI Fabaceae Lupinus hirsutissimus Stinging Lupine native Fabaceae Lupinus succulentus Arroyo Lupine native Fabaceae Lupinus truncatus Collared annual lupine native Fabaceae Medicago polymorpha California bur-clover nonnative

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The Flora of San Clemente Island

Fabaceae Medicago sativa , lucerne nonnative Fabaceae Melilotus albus White sweetclover nonnative Fabaceae Melilotus indicus Sourclover nonnative Fabaceae Trifolium depauperatum var.amplectens Balloon sack clover native Fabaceae Trifolium depauperatum var.truncatum Balloon sack clover native Fabaceae Trifolium fucatum Gambel's sour clover native Fabaceae Trifolium gracilentum Pinpoint clover native Fabaceae Trifolium hirtum Rose clover nonnative Fabaceae Trifolium microcephalum Smallhead clover native Fabaceae Trifolium palmeri Palmer's clover AI, SBI, SCr, SCa, SCI, GI Fabaceae Trifolium willdenovii Tomcat clover native Fabaceae Vicia hassei Hasse's vetch native Fabaceae Vicia ludoviciana Lousiana vetch native Fagaceae Quercus chrysolepis Canyon Live Oak native Fagaceae Quercus tomentella Island oak SRI, AI, SCa,SCI, GI Frankeniaceae Frankenia salina Alkali Heath native Gentianaceae Zeltneria davyi Centaury native Geraniaceae Erodium botrys Pinclover nonnative Geraniaceae Erodium brachycarpum Shortfruit storks-bill nonnative Geraniaceae Erodium cicutarium Red-stem filaree nonnative Geraniaceae Erodium moshatum Gree-stem filaree nonnative Geraniaceae Pelargonium x hortirum Garden geranium nonnative Grossulariaceae Ribes malvaceum var.malvaceum Chaparral currant native Juncaceae Juncus bufonius Toad Rush native Juncaceae Juncus patens Speading rush native Lamiaceae Marrubium vulgare Horehound nonnative Lamiaceae Salvia apiana White sage nonnative Lamiaceae Salvia columbariae Chia native Lamiaceae Salvia mellifera Black sage native Lauraceae Persea sp. Bay/avacado nonnative Loasaceae Mentzelia affinis Yellowcomet native

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The Flora of San Clemente Island

Loasaceae Mentzelia micrantha San Luis blazing star native Lythraceae Lythrum hyssopifolia Hyssop loosestrife nonnative Malvaceae Eremalche exilis White mallow native Malvaceae Malacothamnus clementinus SCI Bush Mallow SCI (fed. Endangered) Malvaceae Malva assurgentiflora ssp.assurgentiflora Island Mallow nonnative Malvaceae Malva assurgentiflora ssp.glabra SCI Malva Rosa SCI, SCa Malvaceae Malva parviflora Cheeseweed nonnative Malvaceae Malva pseudolavatera Cornish mallow nonnative Malvaceae Malvella leprosa Alkali-mallow, white weed native Montiaceae Calandrinia ciliata Red maids native Montiaceae Cistanthe maritima Seaside calandrinia native Montiaceae Claytonia perfoliata ssp.mexicana Miner's lettuce native Montiaceae Claytonia perfoliata ssp.perfoliata Miner's lettuce native Moraceae Ficus carica Edible fig nonnative Myoporaceae Myoporum laetum Ngaio tree nonnative Myrsinaceae Anagalis arvensis Scarlet pimpernel nonnative Myrtaceae Eucalyptus globulus Gum tree nonnative Nyctaginaceae Abronia maritima Sand verbena native Nyctaginaceae Abronia umbellata var. umbellata Sand verbena native Nyctaginaceae Bougainvillea sp. Bougainvillea nonnative Nyctaginaceae Mirabilis laevis var.crassifolia Wishbone bush native Camissoniopsis cheiranthifolia Onagraceae ssp.cheiranthifolia Beach Evening primrose native Onagraceae Camissoniopsis guadalupensis ssp.clementina SCI evening primrose SCI Onagraceae Camissoniopsis hirta Hairy Suncups native Onagraceae Camissoniopsis micrantha Miniature suncup native Onagraceae Camissoniopsis robusta Robust suncup native Onagraceae Clarkia epilobioides Canyon clarkia native Onagraceae Epilobium brachycarpum Tall annual willowherb nonnative Onagraceae Epilobium canum ssp.canum California fushsia native Orchidaceae Piperia cooperi Cooper's Orchid native

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The Flora of San Clemente Island

Orobanchaceae grisea SCI paintbrush SCI (fed. Threatened) fasciculata Clustered broom rape native Orobanchaceae One-flowered broom rape native Oxalidaceae Oxalis corniculata Creeping woodsorrel nonnative Oxalidaceae Oxalis pes-caprae Bermuda buttercup nonnative Dendromecon harfordii Channel island tree Extirpated? Papaveraceae Eschscholzia californica California poppy nonnative Papaveraceae Eschscholzia ramosa Island poppy native Papaveraceae heterophyllum Wind poppy native Phrymaceae Mimulus aurantiacus var.parviflorus Island monkeyflower native Phrymaceae Mimulus floribundus Manyflowered monkey flower SCr, SRI, AI, SCI Phrymaceae Mimulus guttatus Yellow monkeyflower native Pinaceae Pinus halepensis Aleppo Pine nonnative Pinaceae Pinus torreyana Torrey Pine nonnative Antirrhinum nuttallianum ssp.subsessile Nuttal's snapdragon native Plantaginaceae marginata Water star-wort native Plantaginaceae Collinsia heterophylla var.heterophylla chinese houses native Plantaginaceae Gambelia speciosa Island snapdragom SCI, SCa, ML waif Plantaginaceae Keckiella cordifolia Heart keckiella native Plantaginaceae Nuttallanthus texanus Blue toadflax native Plantaginaceae Plantago coronopus Buckhorn plantain nonnative Plantaginaceae Plantago erecta California plantain native Plantaginaceae Plantago lanceolata English plantain nonnative Plantaginaceae Plantago ovata Desert indianwheat native Plumbaginaceae Limonium californicum Marsh nonnative Plumbaginaceae Limonium perezii Sea Lavender nonnative Agrostis pallens Bent grass, thin grass native Poaceae Aristida adscensionis Six-week three awns native Poaceae slender wild oats nonnative Poaceae Avena fatua wild oat nonnative Poaceae Avena sativa cultivated oat nonnative

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The Flora of San Clemente Island

Poaceae Brachypodium distachyon False brome nonnative Poaceae arizonicus Arizona brome native Poaceae Bromus carinatus california brome native Poaceae Bromus catharticus var.catharticus rescue grass nonnative Poaceae ripgut grass nonnative Poaceae Bromus hordeaceus Soft chess nonnative Poaceae ssp.madritensis compact brome nonnative Poaceae Bromus madritensis ssp.rubens foxtail chess, red brome nonnative Poaceae Cenchrus echinatus Sand-bur nonnative Poaceae Chloris virgata Feather fingergrass nonnative Poaceae Cortaderia selloana Uruguyayan pampas grass nonnative Poaceae Crypsis alopecuroides Foxtail prickle grass nonnative Poaceae Cynodon dactylon Bermuda grass nonnative Poaceae Dactylus glomerata Orchard grass nonnative Poaceae danthonioides Annual hairgrass native Poaceae californicum Califonia dissanthelium SCI, SCa, GI Poaceae Distichlis spicata Saltgrass native Poaceae Echinochloa crus-galli Barn-yard grass nonnative Poaceae Ehrharta calycina Veldt grass nonnative Poaceae Elymus glaucus Blue Wildrye native Poaceae Elymus ponticus Tall wheatgrass nonnative Poaceae Festuca arundinacea Tall fescue nonnative Poaceae Festuca bromoides Brome fescue nonnative Poaceae Festuca microstachys Pacific fescue native Poaceae Festuca myuros Rat-tail fescue nonnative Poaceae Festuca octoflora Six-week fescue native Poaceae Festuca perennis Italian ryegrass nonnative Poaceae Festuca temulenta Darnel nonnative Poaceae Gastridium phleoides Nit grass, crab grass nonnative Poaceae Hainardia cylindrica Brabgrass nonnative Poaceae intercedens Bobtail native

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The Flora of San Clemente Island

Poaceae Hordeum marinum ssp.gussoneanum Mediterranean barley nonnative Poaceae Hordeum murinum ssp.glaucum Smooth barley nonnative Poaceae Hordeum murinum ssp.leporinum Hare barley nonnative Poaceae Lamarkia aurea Golden-tops nonnative Poaceae Leymus condensatus Giant wild-rye native Poaceae Melica imperfecta California melic native Poaceae Melinis repens Rose natal grass nonnative Poaceae Muhlenbergia appressa Muhly native Poaceae Parapholis incurva sickle grass nonnative Poaceae Paspalum dilatatum Dallis grass nonnative Poaceae Pennisetum setaceum Crimson fountaingrass nonnative Poaceae Phalaris caroliniana Carolina canarygrass nonnative Poaceae Phalaris lemmonii Lemmon's canarygrass native Poaceae Phalaris minor Littleseed canarygrass nonnative Poaceae Phalaris paradoxa Hood canarygrass nonnative Poaceae annua Annual bluegrass nonnative Poaceae Poa segunda ssp.segunda Sandberg bluegrass native Poaceae Polypogon interruptus dutch beard grass nonnative Poaceae Polypogon monspeliensis annual beard grass nonnative Poaceae Schismus arabicus Mediterranean grass nonnative Poaceae Schismus barbatus Common mediterranean grass nonnative Poaceae Stipa cernua Nodding needle grass native Poaceae Stipa lepida Foothill needlegrass native Poaceae Stipa miliacea smilo grass nonnative Poaceae Stipa pulchra Purple needlegrass native Poaceae Triticum aestivum Common wheat nonnative Allophyllum glutinosum Sticky false gilyflower native Polemoniaceae Eriastrum filifolium Lavender woolly star native Polemoniaceae Gilia angelensis Chapparal gilia native Polemoniaceae Gilia nevinii Nevin's gilia CAI minus SMI, GI Polemoniaceae bicolor True babystars native

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The Flora of San Clemente Island

Polemoniaceae Leptosiphon pygmaeus ssp.pygmaeus Pigmy leptosiphon native Polemoniaceae atractyloides Hollyleaf pincushion plant native Polemoniaceae ssp.leptantha Skunk weed native fasiculatum California buckwheat waif Polygonaceae Eriogonum giganteum var.formosum SCI Buckwheat SCI Polygonaceae Eriogonum grande var.grande Island buckwheat SCI, SCr, AI, SCa Polygonaceae Leather spineflower native Polygonaceae Polygonum argyrocoleon Silversheath knotweed nonnative Polygonaceae Polygonum aviculare ssp.aviculare Common knotweed, doorweed nonnative Polygonaceae Pterostegia drymarioides Woodland peterostegia native Polygonaceae Rumex conglomeratus Clustered dock nonnative Polygonaceae Rumex crispus Curly Dock nonnative Polygonaceae Rumex salicifolius Willow dock native Polypodiaceae Polypodium californicum California Polypody native Potamogetonaceae Stukenia pectinatus Fennel-leaf pond weed native Shooting stars, February Primulaceae Dodecatheon clevelandii ssp.insulare flowers native Pteridaceae Adiantum jordanii California Maiden-hair native Pteridaceae Cheilanthes newberryi Newberry's lipfern native Pteridaceae Pellaea andromedifolia fern, coffee cliffbrake native Pteridaceae Pellaea mucronata var.mucronata Bird's foot fern native Pteridaceae Pentagramma triangularis ssp.triangularis Goldback fern native Pteridaceae Pentagramma triangularis ssp.viscosa Sticky Goldback fern native Ranunculaceae Delphinium variegatum ssp.kinkiense San clemente island larkspur SCI (fed. Endangered) Ranunculaceae Delphinium variegatum ssp.thornei Thorne's Royal larkspur SCI Resedaceae Oligomeris linifolia Lineleaf whitepuff native Rhamnaceae Ceanothus megacarpus var.insularis Island ceanothus SMI, SRI, AI, SCa, SCI Rhamnaceae Ceanothus megacarpus var.megacarpus bigpod ceanothus native Rhamnaceae Rhamnus pirifolia Island redberry SMI, SRI, SCa, SCI, GI Rosaceae Adenostoma fasciculatum Chamise native Rosaceae Aphanes occidentalis Field native

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The Flora of San Clemente Island

Rosaceae Heteromeles arbutifolia Toyon, chistmas berry native Rosaceae Lyonothamnus floribundus ssp.aspleniifolius Fern-leaf ironwood SRI, SCr, SCI Rosaceae Malus sp. Apple nonnative Rosaceae Prunus ilicifolia ssp.lyonii Catalina cherry SRI, AI, SCa, SCI, Baja Rubiaceae Galium aparine Goose grass nonnative SCI (CA State Rubiaceae Galium catalinense ssp.acrispum San clemente island bedstaw endangered) Ruppiaceae Ruppia maritima Ditch grass native Salicaceae Salix gooddingii Goodding's black willow native Salicaceae Salix lasiolepis Arroyo willow native Saururaceae Anemopsis californica Yerba mansa Extirpated? SCr, SRI, SNI, SCa, SCI, Jepsonia malvifolia Island jepsonia GI Saxifragaceae maximum SCI woodland star SCI (fed. Endangered) Saxifragaceae Micranthes californica California saxifrage native Scrophulariaceae Scrophularia villosa Santa Catalina figwort SCI, SCa Selaginellaceae Selaginella bigelovii Spike-moss native Datura wrightii Datura, Jimson weed nonnative Solanaceae brevipes var.brevipes Boxthorn native Solanaceae Lycium brevipes var.hassei S.Catalina island desert-thorn Extirpated? Solanaceae Lycium californicum California boxthorn native Solanaceae Lycopersicon esculentum Tomato nonnative Solanaceae Nicotiana glauca Tree tobacco nonnative Solanaceae Solanum americanum American black nightshade nonnative Solanaceae Solanum douglasii Greenspot nightshade native Tamaricaceae Tamarix chinensis Tamarisk nonnative Tamaricaceae Tamarix ramosissima Tamarisk nonnative Themidaceae Brodiaea kinkiensis San Clemente Island brodiaea SCI Themidaceae Dichelostemma capitatum Blue dicks native Themidaceae Triteleia clementina San clemente island triteleia SCI Tropaeolaceae Tropaeolum majus Garden nasturtium nonnative

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The Flora of San Clemente Island

Typhaceae Typha angustifolia Narrow-leaf cattail native Typhaceae Typha domingensis Southern cattail native Typhaceae Typha latifolia Broad-leaf cattail native Ulmaceae Ulmus parvifolia Chinese elm nonnative Urticaceae Hesperocnide tenella Western nettle native Urticaceae Parietaria hespera var.californica Pellitory native Urticaceae Parietaria hespera var.hespera California pellitory native Verbenaceae Phyla nodiflora rosea Turkey tangle fogfruit nonnative Verbenaceae Verbena bracteata Bigbract verbena native Verbenaceae Verbena lasiostachys Western vervain native Violaceae Viola pedunculata Johnny jump up native Zosteraceae Phyllospadix scouleri Surfgrass native Zosteraceae Phyllospadix torreyi Torrey's surfgrass native Zosteraceae Zostera marina Eel-grass native

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The Flora of San Clemente Island

Number Abbreviation Origin of taxa AI AI, SBI, SCr, SCa, SCI, GI 1 SBI Santa Barbara Island CAI minus SMI, GI 1 SCa Santa Catalina Island CAI minus SMI, SRI 1 SCI San Clemente Island Extirpated? 4 SCr native 253 nonnative 167 SMI SBI, SNI, SCI 1 SNI SCI 9 SRI Santa Rosa Island SCI (CA State endangered) 2 GI Guadalupe Island SCI (fed. Endangered) 3 CAI California Islands SCI (fed. Threatened) 2 Recorded by early botanists but not detected in recent SCI, GI 1 Extirpated surveys SCI, SBI 1 native not introduced post-contact SCI, SBI, SNI 1 CampPen NMCB Camp Pendleton SCI, SBI(?) 1 SCI, SCa 1 ML Mainland SCI, SCa 2 one incidental occurrence, generally removed as a non- SCI, SCa, GI 1 waif native SCI, SCa, ML waif 1 nonnative introduced post-contact SCI, SCa,CampPen (waif) 1 SCI, SCr (fed. Endangered) 1 SCI, SCr, AI, SCa 1 SCr, SRI, AI, SCI 1 SCr, SRI, SNI, SCa, SCI, GI 1 SMI, SRI, AI, SCa ,SCI 1 SMI, SRI, SCa, SCI, GI 1 SNI, SCI 1 SNI, SCI, GI 1 SRI, AI, SCa, SCI, Baja 1 SRI, AI, SCa,SCI, GI 1 SRI, SCr, SCI 1 Waif 3

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