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Floristic List for Switzer Canyon,
San Diego County

Scientific Name Common name

Aizoaceae CARPETWEED
* Carpobrotus chilensis Sea-Fig
* Carpobrotus edulis Hottentot-Fig
* Mesembryanthemum crystallinum Crystalline Ice plant
* Mesembryanthemum nodiflorum Slender-leaved Ice plant

Anacardiaceae SUMAC
Malosma laurina Laurel Sumac
Rhus integrifolia Lemonadeberry
*Schinus molle Peruvian Pepper Tree
*Schinus terebinthifolius Brazilian Pepper Tree

Apiaceae CARROT
Apiastrum angustifolium Mock Parsley
Ciclospermum leptophyllum
Daucus pusillus Rattlesnake Weed
* Foeniculum vulgare Fennel
Sanicula crassicaulis Pacific Sanicle

Apocynaceae DOGBANE
* Vinca major Greater Periwinkle

Asteraceae SUNFLOWER
Ambrosia psilostachya Western Ragweed
Artemisia californica California Sagebrush
Artemisia douglasiana
Baccharis pilularis Coyote Brush
Baccharis salicifolia Mule Fat
Baccharis sarothroides Broom Baccharis
* Centaurea melitensis Yellow Starthistle
* Chrysanthemum coronarium Garland
* Conyza canadensis Horseweed
* Cotula australis Aust Brass Button
Encelia californica California Encelia
Eriophyllum confertiflorum Golden Yarrow
Filago californica California Filago
Gnaphalium californicum California Everlasting
Gnaphalium canescens ssp. microcephalum White Everlasting
Hazardia squarrosa Saw-toothed Goldenbush
* Hedypnois cretica Crete Hedypnois
Hemizonia fasciculata Fascicled Tarplant
Heterotheca grandiflora Telegraph Weed
* Hypochaeris glabra Smooth Cat's Ear
Isocoma menziesii var. vernonioides Goldenbush
*Lactuca serriola Prickly Lettuce
* Picris echioides Bristly Ox-tongue
* Silybum marianum Milk-thistle
* Sonchus asper Prickly Sow-thistle
* Sonchus oleraceus Common Sow-thistle
Viguiera laciniata San Diego Cty. Viguiera
* Xanthium strumarium Cocklebur

Boraginaceae BORAGE
Cryptantha intermedia Nievitas, Cryptantha
Pectocarya linearis ssp. ferocula Slender Pectocarya
Plagiobothrys collinus var. gracilis Popcornflower

Brassicaceae MUSTARD
* Brassica nigra Black Mustard
*Coronopus didymus Wart Cress
* Hirschfeldia incana Short-pod Mustard
Lepidium nitidum Shining Peppergrass
* Lobularia maritima Sweet Alyssum
* Raphanus sativus Radish

Cactaceae CACTUS
* Opuntia ficus-indica Indian-fig
Opuntia prolifera Cholla
Opuntia littoralis Coast Prickly Pear

Capparaceae CAPER
Isomeris arborea Bladderpod

Caprifoliaceae HONEYSUCKLE
*Lonicera japonica Japanese Honeysuckle
Lonicera subspicata var. denudata San Diego Honeysuckle
Sambucus mexicana Elderberry

Caryophyllacae PINK
* Silene gallica Common Catchfly

Chenopodiaceae GOOSEFOOT
* Atriplex semibaccata Australian Saltbush
Chenopdium sp. Goosefoot
Chenopodium ambrosioides
Chenopodium cf. berlandieri
* Salsola tragus Russian Thistle, Tumbleweed

Convolvulaceae MORNING GLORY
Calystegia macrostegia ssp. arida Finger-leaf Morning Glory

Crassulaceae STONECROP
Crassula conata Dwarf Stonecrop
* Crassula argentea Jade Plant
Dudleya lanceolata Coastal Dudleya
Dudleya pulverulenta Chalk-lettuce

Curcurbitaceae GOURD
Marah macrocarpus var. macrocarpus Wild Cucumber

Cuscutaceae DODDER
Cuscuta californica Witch's Hair

Ericaceae HEATH
Xylococcus bicolor Mission Manzanita

Euphorbiaceae SPURGE
* Chamaesyce maculata Spotted Spurge
Chamaesyce polycarpa Small-seed Sandmat
* Euphorbia peplus Petty Spurge
* Ricinus communis Castor-bean

Fabaceae PEA
*Acacia longifolia? Acacia
*Acacia melanoxylon Blackwood Acacia
Lotus hamatus Grab Lotus
Lotus scoparius var. brevialatus Coastal Deerweed
Lupinus bicolor Miniature Lupine
Lupinus truncatus Collar Lupine
* Medicago polymorpha California Burclover
* Melilotus indica Sourclover
*Senna didymobotrya

Fagaceae OAK
Quercus agrifolia var. agrifolia Coast Live Oak
Quercus dumosa Nuttall's Scrub Oak

Geraniaceae GERANIUM
* Erodium brachycarpum Short-beak Filaree
* Erodium cicutarium Red-stem Filaree
* Erodium moschatum White-stem Filaree
Geranium carolinianum Caroline Geranium
* Pelargonium zonale Zonal Geranium
* Pelargonium sp. Geranium

Grossulariaceae CURRENT
Ribes speciosum Fuchsia-flowered Gooseberry

Hydrophyllaceae WATERLEAF
Eriodictyon crassifolium Thick-leaved Yerba Santa
Eucrypta chrysanthemifolia Eucrypta
Pholistoma auritum var. auritum Lilja Fiesta Flower

Lamiaceae MINT
* Marrubium vulgare Horehound
Salvia mellifera Black Sage

Malvaceae MALLOW
Malacothamnus fasciculatus Chaparral mallow
* Malva parviflora Cheeseweed
Sidalcea malvaeflora ssp. sparsifolia Checker-bloom

Moraceae MULBERRY
*Ficus carica Edible Fig

Myoporaceae MYOPORUM
* Myoporum laetum Ngaio

Myrtaceae MYRTLE
* Eucalyptus sp. Eucalyptus

Nyctaginaceae FOUR-O-CLOCK
Mirabilis californica California Wishbone Plant
*Mirabilis jalapa (magenta flowers) Four-O'Clock
*Mirabilis jalapa (yellow flowers) Four O'Clock

Onagraceae EVENING-PRIMROSE
Camissonia robusta Evening Primrose
Clarkia purpurea ssp. viminea Large Clarkia

Oxalidaceae WOOD-SORREL
* Oxalis pes-caprae Bermuda Buttercup

Papaveraceae POPPY
Eschscholzia californica California Golden Poppy

Pittosporaceae PITTOSPORUM
* Pittosporum undulatum Mock Orange

Plantaginaceae PLANTAIN
Plantago erecta Dot-seed Plantain

Polemoniaceae PHLOX
Eriastrum filifolium Thread-leaf Woolly-star
Gilia angelensis Grassland Gilia
Navarretia hamata ssp. leptantha Narrow-throated Skunkweed

Polygonaceae BUCKWHEAT
Chorizanthe fimbriata var. fimbriata Fringed Spineflower
Eriogonum fasciculatum var. fasciculatum Flat-top Buckwheat
Pterostegia drymarioides Granny's Hairnet
* Rumex conglomeratus Curly Dock
Rumex salicifolius (?) Willow Dock

Portulacaceae PURSLANE
Claytonia perfoliata ssp. mexicana Miner's Lettuce

Primulaceae PRIMROSE
* Anagallis arvensis Scarlet Pimpernel

Ranunculaceae BUTTERCUP
Clematis pauciflora Ropevine

Rhamnaceae BUCKTHORN
Adolphia californica California Adolphia
Ceanothus verrucosus Coast While Lilac
Rhamnus crocea Spiny Redberry

Rosaceae ROSE
Adenostoma fasciculatum Chamise
Heteromeles arbutifolia Toyon
Prunus ilicifolia ssp. ilicifolia Holly-leafed Cherry
Rubus sp. Raspberry

Rubiaceae MADDER
Galium nuttallii ssp. nuttallii Nuttall's Bedstraw

Salicaceae WILLOW
Salix lasiandra ssp. lucida Lance-leaf Willow

Saxifragaceae SAXIFRAGE
Jepsonia parryi Coast Jepsonia

Scrophulariaceae FIGWORT
Cordylanthus rigidus ssp. setigerus Dark-tip Bird's-beak
Keckiella cordifolia Climbing Bush Penstemon
Linaria canadensis Blus Toadflax
Mimulus aurantiacus San Diego Monkeyflower
Scrophularia californica ssp. floribunda California Figwort

Solanaceae NIGHTSHADE
* Nicotiana glauca Tree Tobacco
Solanum parishii Parish's Nightshade

Tamaricaceae TAMARISK
*Tamarix sp. Tamarisk
Tropaeolaceae
*Tropaeolum majus

Ulmaceae ELM
*Ulmus parvifolia Chinese Elm

Verbenaceae VERBENA
*Lantana montevidensis Lantana
Verbena menthifolia


MONOCOTS

Agavaceae AGAVE
* Agave americana American Agave
Calochortus splendens Splendid Mariposa
Chlorogalum parviflorum Small-flower Soap-plant
Dichelostemma capitatum ssp. capitatum Wild Hyacinth
Yucca schidigera Mojave Yucca

Arecaceae PALM
*Syagrus romanzoffiana Queen Palm

Asparagaceae
*Asparagus asparagoides Asparagus

Commelinaceae SPIDERWORT
*Commelina benghalensis Dayflower

Cyperaceae SEDGE
* Cyperus involucratus Umbrella Flatsedge
Cyperus eragrostis Tall Flatsedge

Iridaceae IRIS
*Chasmanthe floribunda

Juncaceae RUSH
Juncus acutus ssp. leopoldii Juncus

Lilliaceae LILY

Poaceae GRASS
* Arundo donax Giant Reed
* Avena barbata Slender Wild Oat
Bothriochloa barbinodis Cane Bluestem
* Bromus diandrus Ripgut Grass
* Bromus hordeaceus Soft Chess
* Bromus madritensis ssp. rubens Red Brome
* Cynodon dactylon Bermuda Grass
* Hordeum murinum ssp. leporinum Hare Barley
Leymus condensatus Giant Ryegrass
*Lolium sp. Ryegrass
Melica imperfecta Coast Range Melic
Muhlenbergia microsperma Littleseed Muhly
Nassella lepida Foothill Needlegrass
Nassella pulchra Purple Needlegrass
Paspalum sp.
* Pennisetum setaceum Fountain Grass
* Piptatherum miliaceum Smilo Grass
* Poa annua Annual Bluegrass
* Poa pratensis Kentucky Bluegrass
* Polypogon monspeliensis Annual Beard Grass
Rhynchelytrum repens
* Schismus barbatus Mediterranean Schismus
* Vulpia myuros Foxtail Fescue


CRYPTOGAMS

Polypodiaceae POLYPODY
Polypodium californicum California Polypody

Pteridaceae BRAKE
Pentagramma triangularis ssp. viscosa Silverback Fern

Selaginellaceae SPIKE-MOSS
Selaginella cinerascens Ashy Spike-moss


GYMNOSPERMS

Pinaceae PINE
* Pinus sp. Pine