Old Trabuco Trail
Selaginellaceae (spike-moss family)
Selaginella spike/club moss
bigelovii spike/little club moss
Blechnaceae (deer/chain fern family)
Woodwardia chain fern
fimbriata giant/western chain fern
Dryopteridaceae (wood fern family)
Dryopteris wood fern
arguta coastal wood fern
Polypodiaceae (polypody fern family)
Polypodium
californicum California polypody
Pteridaceae (brake fern family)
Adiantum
jordanii California maiden-hair fern
Pellaea
andromedifolia (P. andromedaefolia) (no vars) coffee fern
mucronata var. californica (P. compacta) bird's foot fern
Pentagramma (Pityrogramma) gold/silverback fern
triangularis ssp. triangularis (Pityrogramma t. var. t.)
Aceraceae (maple family)
Acer maple
macrophyllum big-leaf maple
Anacardiaceae (sumac family)
Malosma (Rhus)
laurina (Rhus l.) laurel sumac
Rhus sumac
ovata sugar bush
trilobata (no vars) squaw bush
Toxicodendron (Rhus)
diversilobum (Rhus d.) poison oak
Apiaceae (Umbelliferae) (carrot family)
Daucus
pusillus rattlesnake weed
Foeniculum
vulgare fennel
Lomatium
dasycarpum lace parsnip, hog fennel
Osmorhiza
brachypoda california sweet-cicely
Sanicula sanicle, snakeroot
crassicaulis pacific sanicle
Tauschia
arguta pungent velaea
Asclepiadaceae (milkweed family)
Asclepias milkweed
eriocarpa indian milkweed
Asteraceae (Compositae) (sunflower family)
Acourtia
microcephala (Perezia m.) scapellote
Artemisia sagebrush
californica coastal sagebrush
douglasiana mugwort
Baccharis
pilularis (no vars) coyote brush (bush), chaparral broom
salicifolia (B. glutinosa) mule fat, seepwillow, water wally
Bebbia
juncea var. aspera sweetbush
Bidens
pilosa common beggar-ticks
Brickellia brickelbush
californica california brickelbush
Centaurea star thistle
melitensis tocalote, yellow star thistle
Chaenactis pincushion
glabriuscula var. glabriuscula (v. curta, tenuifolia) yellow pincushion
Cirsium thistle
occidentale var. californicum (C. c.) california thistle
occidentale var. occidentale cobwebby thistle
Encelia
californica california brittlebush
Erigeron wild daisy, fleabane
foliosus leafy daisy
Eriophyllum wooly sunflower
confertiflorum golden yarrow
Gnaphalium cudweed, everlasting
bicolor Bioletti's cudweed
californicum california/green everlasting
canescens ssp. microcephalum (G. m.) white everlasting
Helianthus sunflower
gracilentus slender sunflower
Lactuca lettuce
serriola prickly lettuce
Lepidospartum
squamatum scale-broom
Lessingia
filaginifolia (Corethrogyne f.) California/cudweed/sand aster
Malacothrix
saxatilis
Solidago goldenrod
sp.
Sonchus sow-thistle
asper prickly/common sow thistle
Stephanomeria
cichoriacea
Betulaceae (birch family)
Alnus alder
rhombifolia white alder
Brassicaceae (Cruciferae) (mustard family)
Barbarea
orthoceras
Brassica mustard
nigra black mustard
Cardamine bitter-cress, toothwort
californica (Dentaria c.) milkmaids
Thysanocarpus fringe/lace pod
curvipes (no vars.)
Cactaceae (cactus family)
Opuntia prickly-pear, cholla
littoralis (no vars.) coastal prickly pear
Caprifoliaceae (honeysuckle family)
Lonicera honeysuckle
subspicata var. denudata (v. johnstonii) southern honeysuckle
Sambucus elderberry
mexicana (S. caerulea) blue elderberry
Symphoricarpos waxberry, snowberry
mollis spreading/creeping snowberry
Caryophyllaceae (pink family)
Silene catchfly, campion
laciniata ssp. major indian/mexican/southern/fringed pink
Stellaria chickweed, starwort, stitchwort
media common chickweed
Convolvulaceae (morning-glory family)
Calystegia (Convolvulus) bindweed, morning-glory
macrostegia
Crassulaceae (stonecrop family)
Dudleya live-forever
lanceolata lance-leaved/coastal live-forever
pulverulenta chalk dudleya/lettuce
Cucurbitacea (gourd family)
Marah wild cucumber, big-root, man-root
macrocarpus
Cuscutaceae (split from Convolvulaceae) (dodder family)
Cuscuta dodder, witch's hair
californica california witch's hair
Datiscaceae (datisca family)
Datisca
glomerata Durango root
Ericaceae (heath family)
Arbutus madrone
menziesii
Arctostaphylos manzanita
glandulosa
Fabaceae (Leguminosae) (pea family)
Amorpha false indigo
sp.
Hoita
macrostachya (Psoralea m.) leather root
Lathyrus wild pea
vestitus (L. laetiflorus)
Lotus bird's-foot trefoil
scoparius deer weed, california broom
Lupinus lupine
bicolor (no vars) dove/miniature lupine
excubitus? grape-soda/Adonis lupine
Trifolium clover
willdenovii (no vars) (T. tridentatum) tomcat clover
Fagaceae (oak family)
Quercus oak
agrifolia coast live oak
berberidifolia (most of Q. dumosa) California scrub oak
chrysolepis canyon live oak
Grossulariaceae (Saxifragaceae) (gooseberry family)
Ribes current, gooseberry
californicum hillside gooseberry
indecorum white-flowered currant
malvaceum chaparral currant
Hydrophyllaceae (waterleaf family)
Eriodictyon yerba santa
crassifolium thick-leaf yerba santa
Phacelia
cicutaria caterpillar phacelia
Lamiaceae (Labiatae) (mint family)
Marrubium horehound
vulgare
Salvia
apiana white sage
mellifera black sage
Stachys hedge-nettle
ajugoides var. rigida (S. r.)
bullata? california hedge-nettle
Lauraceae (laurel family)
Umbellularia California-bay, California-laurel
californica
Liliaceae (lily family)
Bloomeria golden stars
crocea
Calochortus mariposa lily
albus fairy lantern, globe-lily
splendens splendid/lilac mariposa lily
weedii var. weedii
Dichelostemma (Brodiaea)
capitatum (B., D. pulchella) blue dicks
Lilium
humboldtii ssp. ocellatum (L. h. var. bloomerianum) humboldt lily
Yucca spanish bayonet, yucca
whipplei (no vars) our lord's candle, spanish bayonet
Moraceae (mulberry family)
Ficus fig
carica edible fig
Oleaceae (olive family)
Fraxinus ash
dipetala (F. trifoliata) flowering/california/foothill ash
Onagraceae (evening-primrose family)
Clarkia
bottae (C. deflexa) punchbowl godetia
purpurea four-spot/wine-cup clarkia
Epilobium fireweed, willow herb
canum (Zauschneria californica, cana) California fuchsia
Orchidaceae (orchid family)
Piperia (Habenaria)
unalascensis (Habenaria u.)
Oxalidaceae (oxalis or wood-sorrel family)
Oxalis wood-sorrel
albicans ssp. californica
Paeoniaceae (peony family) (split from Ranunculaceae)
Paeonia peony
californica california peony
Papaveraceae (poppy family)
Dendromecon tree poppy, bush poppy
rigida bush/tree poppy
Romneya matilija poppy
coulteri
Pinaceae (pine family)
Pseudotsuga douglas-fir
macrocarpa big-cone spruce/douglas-fir
Plantaginaceae (plantain family)
Plantago plantain
major common plantain
Platanaceae (sycamore family)
Platanus
racemosa California/western sycamore
Polemoniaceae (phlox family)
Eriastrum
sapphirinum (no vars)
Leptodactylon
californicum (no vars) prickly-phlox
Linanthus
floribundus (L. nuttallii f.)
Polygonaceae (buckwheat family)
Eriogonum wild buckwheat
elongatum var. elongatum long-stemmed buckwheat
fasciculatum var. polifolium california buckwheat
Pterostegia
drymarioides wing-over, calif. threadstem, fairy mist
Portulacaceae (purslane family)
Claytonia (Montia)
perfoliata (Montia perfoliata) miner's lettuce
Primulaceae (primrose family)
Anagallis pimpernel
arvensis (no vars) scarlet pimpernel
Ranunculaceae (buttercup family)
Clematis virgins's bower
lasiantha pipestems, chaparral clematis
Delphinium larkspur
cardinale scarlet larkspur
parryi
Thalictrum meadow-rue
fendleri var. polycarpum (T. p.)
Rhamnaceae (buckthorn family)
Ceanothus california-lilac
crassifolius hoaryleaf ceanothus
leucodermis chaparral whitethorn
oliganthus hairy ceanothus, jim bush
Rhamnus buckthorn
californica coffeeberry
ilicifolia holly-leafed redberry
Rosaceae (rose family)
Adenostoma
fasciculatum chamise, greasewood
Cercocarpus mountain-mahogany
betuloides var. betuloides birch-leaf mountain-mahogany
Heteromeles toyon, christmas berry, Calif. holly
arbutifolia
Holodiscus
discolor (no vars) oceanspray
Potentilla cinquefoil
glandulosa sticky cinquefoil
Prunus
ilicifolia ssp. ilicifolia holly-leaved cherry
Rubus
ursinus california blackberry
Rubiaceae (madder family)
Galium bedstraw, cleavers
angustifolium ssp. angustifolium narrow-leaf/chaparral bedstraw
aparine common bedstraw, goose grass
nuttallii ssp. nuttallii nuttall's bedstraw
Salicaceae (willow family)
Salix willow
lasiolepis (no vars) arroyo willow
Saxifragaceae (saxifrage family)
Saxifraga
californica
Scrophulariaceae (figwort family)
Antirrhinum snapdragon
kelloggii twining snapdragon
Castilleja indian paintbrush
affinis coastal paintbrush
foliolosa woolly/felt paintbrush
Cordylanthus bird's beak
rigidus
Keckiella
cordifolia heart-leaved bush penstemon
Mimulus monkeyflower
aurantiacus (M. aridus, longiflorus, puniceus) bush/sticky monkeyflower
brevipes
cardinalis scarlet monkey-flower
floribundus (M. dudleyi) granite/slimy monkey flower
guttatus (no vars) (M. nasutus) common monkey flower
Scrophularia figwort
californica bee plant
Solanaceae (nightshade family)
Nicotiana tobacco
glauca tree tobacco
Solanum nightshade
douglasii douglas' nightshade
xanti (S. xantii) purple/chaparral nightshade
Urticaceae (nettle family)
Urtica stinging nettle
dioica ssp. holosericea (U. h.) hoary/common/creek nettle
Viscaceae (Loranthaceae) (mistletoe family)
Phoradendron mistletoe
macrophyllum (P. tomentosum m.) chaparral/big-leaf mistletoe
Vitaceae (grape family)
Vitis grape
girdiana desert wild grape
number of families = 53
number of genera = 121
number of species, subspecies and varieties = 152