Panorama of the San Marcos Foothills Preserve
Plants of the San Marcos Foothills Preserve
Plants by Scientific
Name
Plants by Common
Name
Plants by Color
and Type

 

As of the latest publication date of this page (11/16/2015) 253 plants have been documented on the San Marcos Foothills (163 are native and 90 are non-native). Currently 57% of the plants on this page include photographs, and new photos are being added regularly. The "*" indicates a non-native species. New plants are added to this page at least monthly, so be sure to REFRESH your browser with ever visit! All photography on this page are copyright Ken Owen unless otherwise noted.

Click on the links below to view a page for each photographed plant. You can also click here for a PDF version of the list (updated (11/8/15)

African Umbrella-sedge Cyperus involucratus
Annual Bluegrass Poa annua
Annual Wallrocket Diplotaxis muralis
Arroyo Lupine Lupinus succulentus
Arroyo Willow Salix lasiolepis
Australian Saltbush Atriplex semibaccata *
Beggarticks Bidens pilosa *
Bermuda Buttercup Oxalis pes-caprae *
Bermuda Grass Cynodon dactylon *
Bicolored Lupine Lupinus bicolor
Bigelow's Spike-moss Selaginella bigelovii
Bigpod Ceanothus Ceanothus megacarpus var. megacarpus
Bindweed Convolvulus arvensis *
Bitter Gooseberry Ribes amarum
Black Mustard Brassica nigra *
Black Sage Salvia mellifera
Bladder-flower Araujia sericifera *
Blow Wives Achyrachaena mollis
Blue Dicks Dichelostemma capitatum ssp. capitatum
Blue Elderberry Sambucus nigra ssp. caerulea
Blue Wild Rye Elymus glaucus subsp. glaucus
Blue-eyed Grass Sisyrinchium bellum
Branching Phacelia Phacelia ramosissima
Bridal creeper, Smilax Asparagus asparagoides *
bristly ox-tongue Helminthotheca echioides *
Broad-leaved Cattail Typha latifolia *
Bull Mallow Malva nicaeensis *
Bull Thistle Cirsium vulgare *
Burclover Medicago polymorpha *
Bush Monkeyflower Mimulus aurantiacus var. pubescens
Calabazilla Cucurbita foetidissima
California Aster Corethrogyne filaginifolia
California Barley Hordeum brachyantherum ssp. californicum
California Blackberry Rubus ursinus
California Brickellbush Brickellia californica
California Brome Bromus carinatus var. carinatus
California Buckwheat Eriogonum fasciculatum var. foliolosum
California Bush Sunflower Encelia californica
California Buttercup Ranunculus californicus
California Cottonrose Logfia filaginoides
California Figwort Scrophularia californica
California fuchsia Epilobium canum ssp. canum
California Hedge-nettle, Wood Mint Stachys bullata
California Maindenhair Fern Adiantum jordanii
California Peony Paeonia californica
California Plantain Plantago erecta
California Polypody Polypodium californicum
California Poppy Eschscholzia californica
California Sagebrush Artemisia californica
California Wild Rose Rosa californica
California Wishbone Bush Mirabilis laevis var. crassifolia
California Wood Sorrel Oxalis albicans
Canyon Sunflower Venegasia carpesioides
Cape-ivy Delairea odorata *
Cardoon Cynara cardunculus
Castor Bean Ricinus communis *
Caterpillar Phacelia Phacelia cicutaria var. hispida
Celery Apium graveolens
Chamise Adenostoma fasciculatum var. fasciculatum
Chaparral Nightshade Solanum xanti
Chaparral Yucca Hesperoyucca whipplei
Checker Bloom Sidalcea malviflora
Cheeseweed Malva parviflora *
Chilean Trefoil Acmispon wrangelianus
Clarkia Clarkia sp.
Cliff Aster Malacothrix saxatilis var. saxatilis
Coast Live Oak Quercus agrifolia var. agrifolia
Coast Prickly Pear Opuntia littoralis var. littoralis
Coast Range Melic Melica imperfecta
Coastal Goldenbush Isocoma menziesii var. vernonioides
Coastal Lotus Acmispon maritimus var. maritimus
Coastal Morning-glory Calystegia macrostegia ssp. cyclostegia
Coastal Wood Fern Dryopteris arguta
Cocklebur Xanthium strumarium
Common Bedstraw Galium angustifolium ssp. angustifolium
Common Chickweed Stellaria media
Common Dandelion Taraxacum officinale
Common Eucrypta Eucrypta chrysanthemifolia var. chrysanthemifolia
Common Fiddleneck Amsinckia intermedia
Common Forget-me-not Cryptantha intermedia var. intermedia
Common Groundsel Senecio vulgaris *
Common Knotweed Polygonum aviculare subsp. depressum *
Common Plantain Plantago major
Common Sow-thistle Sonchus oleraceus *
Coyote Brush Baccharis pilularis ssp. consanguinea
Creek Clematis Clematis ligusticifolia
Cudweed Everlasting Pseudognaphalium luteoalbum
Curly Dock Rumex crispus *
Deerweed Acmispon glaber var. glaber
Dissected Geranium Geranium dissectum *
Dodder Cuscuta sp.
Douglas Nightshade Solanum douglasii
Dove Weed Croton setigerus
Drummond's Gaura Oenothera xenogaura *
Dwarf Nettle Urtica urens *
Evening-primrose Camissoniopsis bistorta
False Brome Brachypodium distachyon
Fasciculed Tarplant Deinandra fasciculata
Few-flowered Lupine Lupinus sparsiflorus
Fiddle Dock Rumex pulcher
Field Mustard Brassica rapa
Flaccid Bedstraw Galium californicum ssp. flaccidum
Foothill Needlegrass Stipa lepida
Fountain Grass Pennisetum setaceum
Fuchsia-flowered Gooseberry Ribes speciosum
Giant Creek Nettle Urtica dioica ssp. holosericea
Giant Rye Elymus condensatus
Golden Stars Bloomeria crocea ssp. crocea
Golden Yarrow Eriophyllum confertiflorum var. confertiflorum
Goldentop Lamarckia aurea *
Green Dock Rumex conglomeratus
Green Everlasting Pseudognaphalium californicum
Greenbark Ceanothus Ceanothus spinosus
Hairy Sandspurry Spergularia villosa
Hairy wood sorrel Oxalis pilosa
Hare or foxtail Barley Hordeum murinum spp. Leporinum *
Heartleaf Penstemon Keckiella cordifolia
Hedge Parsley Torilis arvensis *
Hollyleaf Pincushionplant Navarretia atractyloides
Horehound Marrubium vulgare *
Hornwort Ceratophyllum demersum
Horseweed Erigeron canadensis
Hubby's caterpillar phacelia Phacelia hubbyi
Hummingbird Sage Salvia spathacea
Hyssop Loosestrife Lythrum hyssopifolia
Indian Tobacco Nicotiana quadrivalvis
Italian rye grass Festuca perennis *
Italian Thistle Carduus pycnocepnalus *
Ivy Hedera sp. *
Jimson Weed Datura wrightii
Kern Brodiaea Brodiaea terrestris var. kernensis
Lambsquarters Chenopodium album
Lanceleaf Live-forever Dudleya lanceolata
Laural Sumac Malosma laurina
Leafy Fleabane Erigeron foliosus var. foliosus
Lemonade Berry Rhus integrifolia
London Rocket Sisymbrium irio *
Longstem Buckwheat Eriogonum elongatum
Low Bulrush Isolepis cernua
Marsh Baccharis Baccharis glutinosa
Meadow Rue Thalictrum fendleri
Mediterranean Barley Hordeum marinum ssp. Gussoneanum
Mexican Pink Silene laciniata subsp. Laciniata
Milk Thistle Silybum marianum *
Miner's Lettuce Claytonia perfoliata ssp. perfoliata
Mission Cactus/Tuna Cactus Opuntia ficus-indica *
Mosquito Fern Azolla filiculoides
Mountain Mahogany Cercocarpus betuloides var. betuloide
Mugwort Artemisia douglasiana
Mulefat Baccharis salicifolia
Myoporum Myoporum laetum *
Narrowleaf Milkweed Asclepias fascicularis
Narrowleaf Plantain Plantago lanceolata *
Nettle leaf goosefoot Chenopodium murale *
Nuttall Bush Mallow Malacothamnus fasciculatus var. nuttallii
Nuttall's Bedstraw Galium nuttallii
Oyster Plant, Salsify Tragopogon porrifolius *
Pacific Aster Symphyotrichum chilense
Pacific Sanicle Sanicula crassicaulis
Pale Sack Clover Trifolium depauperatum var. amplectens
Periwinkle Vinca major
Peruvian Peppertree Schinus molle *
Pineapple Weed Matricaria discoidea
Pipestem Clematis, Chaparral Clematis Clematis lasiantha
Plummer Baccharis Baccharis plummerae ssp. plummerae
Poison Hemlock Conium maculatum *
Poison Oak Toxicodendron diversilobum
Prickly Goldenfleece Urospermum picroides *
Prickly Lettuce Lactuca serriola *
Purple Needlegrass Stipa pulchra
Purple Owl's Clover Castilleja exserta ssp. exerta
Purple Sage Salvia leucophylla
Pygmy Weed Crassula connata
Rabbitsfoot Grass Polypogon monspeliensis
Rattail Sixweeks Grass Festuca myuros
Red Brome Bromus madritensis ssp. Rubens *
Red Willow Salix laevigata
Redberry Rhamnus crocea
Redstem Filaree Erodium cicutarium *
Ripgut Brome Bromus diandrus *
River Red Gum Eucalyptus camaldulensis
Russian Thistle Salsola australis *
Rusty Popcornflower Plagiobothrys nothofulvus
Sacapellote Acourtia microcephala
Sand Mat Cardionema ramosissimum
Santa Barbara Bedstraw Galium cliftonsmithii
Santa Barbara Honeysuckle Lonicera subspicata var. subspicata
Sawtooth Goldenbush Hazardia squarrosa var. squarrosa
Scarlet Pimpernel Lysimachia arvensis *
Sedge Carex sp.
Shamel Ash Fraxinus uhdei
Shepherd's Purse Capsella bursa-pastoris *
Shining or Common Peppergrass Lepidium nitidum
Shooting Stars Primula clevelandii var. clevelandii
Sky Lupin Lupinus nanus
Slender Fescue Festuca bromoides
Slender Wild Oat Avena barbata *
Small Soap Plant Chlorogalum pomeridianum var. pomeridianum
Smilo Grass Stipa miliacea var. miliacea *
Smooth Cat's-ear Hypochaeris glabra
Snowball Ceanothus crassifolius
Snowberry Symphoricarpos mollis
Soaproot Chenopodium californicum
Soft Chess Bromus hordeaceus *
Southern Calif. Black Walnut Juglans californica
Southern Cattail Typha domingensis
Spikerush Eleocharis macrostachya
Spiny Clotbur Xanthium spinosum
Spiny Sowthistle Sonchus asper *
Spreading Rush Juncus patens
Spring Vetch Vicia sativa *
Sticky Cinquefoil Potentilla glandulosa
Stinging Lupine Lupinus Hirsutissimus
Summer Barley Hordeum murinum ssp. Glaucum
Summer Mustard Hirschfeldia incana *
Sweet Fennel Foeniculum vulgare *
Tamarisk, Saltcedar Tamarix ramosissima
Tansy Mustard Descurainia pinnata
Telegraph Weed Heterotheca grandiflora
Thin Grass Agrostis pallens
Toad Rush Juncus bufonius var. bufonius
Tocalote Centaurea melitensis *
Toyon Heteromeles arbutifolia
Tree Tobacco Nicotiana glauca *
Umbrella-sedge Cyperus eragrostis
Veldtgrass Ehrharta erecta
Vernal Barley Hordeum intercedens
Victorian Box Pittosporum undulatum
Vinegarweed Trichostema lanceolatum
Water Cress Nasturtium officinale
Water Pimpernel Samolus parviflorus
Wedgeleaf Horkelia Horkelia cuneata var. cuneata
Western Bracken Fern Pteridium aquilinum var. pubescens
Western Goldenrod Euthamia occidentalis
Western Ragweed Ambrosia psilostachya
Western Rush Juncus occidentalis
Western Sycamore Platanus racemosa
Western Vervain Verbena lasiostachys var. lasiostachys
White Everlasting Pseudognaphalium microcephalum
White Fiesta Flower Pholistoma racemosum
White Horse-Nettle Solanum elaegnifolium
White Sage Salvia apiana
White Sweet-clover Melilotus albus
Wild Cucumber Marah macrocarpa
Wild Oat Avena fatua *
Wild Radish Raphanus sativus *
Wild Sweetpea Lathyrus vestitus var. vestitus
Willow Herb Epilobium ciliatum ssp. ciliatum
Windmill Pink Silene gallica *
Wirelettuce Stephanomeria sp.
Woody Melicgrass Melica frutescens
Yellow Sweet-clover Melilotus indica *
Yerba Santa Eriodictyon crassifolium var. nigrescens