SDEF Flora Database
Family:	Genus:	Species:	Supspecies/variety:	Location:
ACERACEAE	Acer	macrophyllum		Common, stream woodlands
AGAVACEAE	Yucca	whipplei		Abundant throughout
AMARANTHACEAE	Amaranthus	albus		Disturbed areas
AMARANTHACEAE	Amaranthus	retroflexus		Rare in SDEF
AMARYLLIDACEAE	Allium	haematochiton		Grassy areas, < 2000 ft
AMARYLLIDACEAE	Allium	penisulare		Upper East Fork SDEF
AMARYLLIDACEAE	Bloomeria	crocea		Occasional in chaparral
AMARYLLIDACEAE	Brodiaea	terrestris	ssp. kernensis	Rare, in grassy areas, < 2000 ft
AMARYLLIDACEAE	Brodiaea	pulchella		Common, open areas
AMARYLLIDACEAE	Muilla	maritima		Throughout woodland/chaparral
ANACARDIACEAE	Rhus	integrifolia		Rare in Forest, < 2000 ft
ANACARDIACEAE	Rhus	laurina		Common open chamise, < 3500 ft
ANACARDIACEAE	Rhus	ovata		Abundant in oak and chamise chaparral
ANACARDIACEAE	Rhus	trilobata	v. pilosissima	Common cyn. bottoms, throughout
ANACARDIACEAE	Toxiocodendron	diversiloba		Frequent/stream woodlands
APIACEAE	Angelica	tomentosa		Oak  > 4000 ft; fire stimulated
APIACEAE	Apiastrum	angustifolium		Occasional, grassy areas < 2000 ft
APIACEAE	Apium	graveolens		Occasional, moist areas
APIACEAE	Caucalis	microcarpa		Rare
APIACEAE	Conium	maculatum		Weed
APIACEAE	Daucus	pusillus		Common on dry slopes
APIACEAE	Foeniculum	vulgare		Weed below Dalton Dam
APIACEAE	Lomatium,	dasycarpum		Opening in chamise  > 2000 ft
APIACEAE	Lomatium	lucidum		Oak chaparral
APIACEAE	Lomatium	utriculatum		Disturbed area, Dalton firebreaks
APIACEAE	Osmorhiza	brachypoda		Common throughout
APIACEAE	Sanicula	arguta		Dry grassy slopes,  < 2000 ft
APIACEAE	Sanicula	bipinnatifida		Openings, occasional
APIACEAE	Sanicula	crassicaulis		Shady, wooded places
APIACEAE	Sanicula	tuberosa		Openings in woodlands
APIACEAE	Tauschia	arguta		Dry slopes and washes, throughout
APIACEAE	Tauschia	parishii		Dry Lake
APOCYNACEAE	Apocynum	cannabinum	v. glaberrimum	Patches in stream woodland
ARALIACEAE	Aralia	californica		Common, stream woodland
ASCLEPIADACEAE	Asclepias	eriocarpa		Dry portion of reservoir
ASCLEPIADACEAE	Asclepias	fascicularis		Occasional in woodlands
ASCLEPIADACEAE	Asclepias	vestita		Dry, rocky places, rare
ASPIDIACEAE	Cystopteris	fragilis		Common stream woodland
ASPIDIACEAE	Dryopteris	arguta		Common in stream and oak, throughout
ASPIDIACEAE	Polystichum	munitum		Abundant, oak and spruce woodland, > 4000 ft
ASTERACEAE	Achillea	millefolium	v. lanulosa	Oak and stream woodlands
ASTERACEAE	Agoseris	grandiflora		Rare, Brown's Flat
ASTERACEAE	Agoseris	heterophylla		Open grassy areas, rare
ASTERACEAE	Agoseris	retrorsa		Occasional throughout
ASTERACEAE	Ambrosia	acanthicarpa		Common weed
ASTERACEAE	Ambrosia	psilostachya	v. californica	Occasional colonies
ASTERACEAE	Artemisia	californica		Abundant in sagebrush < 2000 ft
ASTERACEAE	Artemisia	douglasiana		Abundant along streams
ASTERACEAE	Aster	hesperius		Common in stream/woodland
ASTERACEAE	Baccharis	glutinosa		Common along streams
ASTERACEAE	Bidens	pilosa		Weed, Tanbark Flats
ASTERACEAE	Brickellia	californica		Common, open places
ASTERACEAE	Brickellia	nevinii		Occasional, dry/rocky slopes
ASTERACEAE	Calycadenia	tenella		Occasional, grasslands, Johnstone Peak
ASTERACEAE	Carduus	tenuiflorus		Weed, disturbed open areas
ASTERACEAE	Centaurea	cyanus
ASTERACEAE	Centaurea	melitensis		Common, grassy places
ASTERACEAE	Chaenactis	artemisiaefolia		Occasional, grassy openings
ASTERACEAE	Chaenactis	glabriscula	v. lanosa	Occasional dry places
ASTERACEAE	Chaetopappa	aurea		Dry, grassy places,  > 2000 ft
ASTERACEAE	Chrysanthemum	parthenium		Roadsides
ASTERACEAE	Chrysopsis	villosa	v. fastigiata	Occasional throughout
ASTERACEAE	Chrysothamnus	nauseosus	ssp. consimilis	Disturbed areas
ASTERACEAE	Chrysothamnus	nauseosus	ssp. hololeucus	Disturbed areas
ASTERACEAE	Cirsium	californicum		Common in chaparral
ASTERACEAE	Cirsium	occidentale		Common roadside
ASTERACEAE	Conyza	bonariensis		Weed-Tanbark Flats
ASTERACEAE	Conyza	canadensis		Common weed grassy places
ASTERACEAE	Corethrogyne	filaginifolia	v. bernardina	Dry Lake, openings in chamise chaparral
ASTERACEAE	Corethrogyne	filaginifolia	v. pinetorium	Common, grassy areas
ASTERACEAE	Corethrogyne	filaginifolia	v. virgata	In dry, grassy places, low elevations
ASTERACEAE	Cotula	australis		Weed in disturbed places
ASTERACEAE	Erigeron	foliosus	v. foliosus	In chamise and oak chaparral, burns
ASTERACEAE	Erigeron	foliosus	v. stenophyllus	Common in disturbed areas, burns
ASTERACEAE	Eriophyllum	confertiflorum	v. confertifolium	Ridges and dry rocky slopes, abundant
ASTERACEAE	Filago	californica		Occasionally abundant, 2000 ft.
ASTERACEAE	Galinsoga	parviflora		Rare weed
ASTERACEAE	Gnaphalium	beneolens		Common in openings in chamise chaparral
ASTERACEAE	Gnaphalium`	bicolor		Occasional in openings
ASTERACEAE	Gnaphalium	californicum		Common in chamise/oak
ASTERACEAE	Gnaphalium	chilense		Occasional/moist openings
ASTERACEAE	Gnaphalium	microcephalum		Occasional in chamise/oak
ASTERACEAE	Gnaphalium	purpureum		Occasional at low elevations
ASTERACEAE	Grindelia	camporum		Occasional grassy places  < 2000 ft
ASTERACEAE	Gutierrezia	sarothrae		Rare, San Dimas Wash
ASTERACEAE	Haplopappus	cuneatus		Rock outcrops and cliffs
ASTERACEAE	Haplopappus	parishii		Abundant throughout, increases after burn
ASTERACEAE	Haplopappus	pinifolius		Openings and disturbed areas, throughout
ASTERACEAE	Haplopappus	squarrousus		Common, dry or disturbed areas
ASTERACEAE	Haplopappus	suffruticosus		Collected-Dalton Road
ASTERACEAE	Haplopappus	venetus	ssp. vernonioides	Disturbed places, low elevations
ASTERACEAE	Helenium	puberulum		Rare in stream woodland
ASTERACEAE	Helianthus	annuus	ssp. lenticularis	Occasional colonies
ASTERACEAE	Helianthus	gracilentus		Common/abundant
ASTERACEAE	Hemizonia	ramosissima		Not common, dry areas  < 2000 ft
ASTERACEAE	Heterotheca	grandiflora		Open areas throughout
ASTERACEAE	Hieracium	argutum	v. parishii	Common in openings
ASTERACEAE	Hulsea	heterochroma		Rare, oak/chaparral/woodland
ASTERACEAE	Hypochoeris	glabra		Weed
ASTERACEAE	Lactuca	serriola		Weed, common open places
ASTERACEAE	Lagophylla	ramosissima		Open places
ASTERACEAE	Lasthenia	chrysostoma		Open grassy areas < 3000 ft
ASTERACEAE	Layia	glandulosa	ssp. glandulosa	Openings in Fern Cyn.
ASTERACEAE	Lepidospartum	squamatum		Dry washes, low elevations
ASTERACEAE	Madia	exigua		Outside forest, 4500 ft
ASTERACEAE	Madia	gracilis		Openings, firebreaks
ASTERACEAE	Malacothrix	clevelandii		Openings throughout
ASTERACEAE	Malocothrix	glabrata		In burn near Tanbark
ASTERACEAE	Malacothrix	saxatilis	v. tenuifolia	Common below 3000 ft
ASTERACEAE	Matricaria	matricarioidos		Common weed
ASTERACEAE	Microseris	linearifolia		Grassy openings
ASTERACEAE	Perezia	microcephela		Occasional in chamise/oak  < 3000 ft
ASTERACEAE	Rafinesquia	californica		Occasional, oak, chamise
ASTERACEAE	Senecio	astephanus		Collected on N. firebreak
ASTERACEAE	Senecio	douglasii	v. douglasii	Abundant throughout washes/dry places
ASTERACEAE	Senecio	vulgaris		Common weed
ASTERACEAE	Solidago	californica		Common throughout forest
ASTERACEAE	Sonchus	asper		Weed-disturbed places
ASTERACEAE	Sonchus	oleraceus		Disturbed places
ASTERACEAE	Stephanomeria	cichoriacea		Common throughout
ASTERACEAE	Stephanomeria	virgata		Disturbed places/grassy openings throughout
ASTERACEAE	Stylocline	gnaphalioides		San Dimas wash
ASTERACEAE	Taraxacum	officinale		Occasional weed
ASTERACEAE	Tetradymia	comosa		Rare
ASTERACEAE	Venegasia	carpesioides		Occasional, stream woodland
ASTERACEAE	Xanthium	strumarium	v. canadense	Weed
BERBERIDACEAE	Berberis	dictyota		Locally common, N. Fork
BETULACEAE	Alnus	rhombifolia		Along stream woodland
BLECHNACEAE	Woodwardia	fimbriata		In wet areas, throughout
BORAGINACEAE	Amsinckia	intermedia		Occasional, disturbed areas, firebreaks
BORAGINACEAE	Cryptantha	flaccida		Rare, disturbed areas in chamise
BORAGINACEAE	Cryptantha	intermedia		Abundant, disturbed or burned areas, chamise chaparral
BORAGINACEAE	Cryptantha	maritima		Fern Cyn. only
BORAGINACEAE	Cryptantha	micromeres		Disturbed areas
BORAGINACEAE	Cryptantha	microstachys		Disturbed areas Tanbark
BORAGINACEAE	Cryptantha	muricata	v. jonesii	In washes or rocky open slopes
BORAGINACEAE	Pectocarya	penicillata		Occasional/sandy washes  1500 ft
BORAGINACEAE	Plagiobothrys	nothofulvus		Rare, open grassy areas  2000 ft
BRASSICACEAE	Arabis	glabra		Common stream/woodland
BRASSICACEAE	Arabis	sparsiflora	v. arcuata	Common in openings throughout chaparral
BRASSICACEAE	Athysanus	pusillus		Occasional, grassy openings
BRASSICACEAE	Brassica	geniculata		Occasional weed
BRASSICACEAE	Brassica	nigra		Occasional weed
BRASSICACEAE	Brassica	rapa	ssp. sylvestris	Occasional weed
BRASSICACEAE	Capsella	bursa-pastoris		Disturbed areas
BRASSICACEAE	Cardamine	californica		Rare, stream woodland
BRASSICACEAE	Cardamine	oligosperma		Common in stream/oak woodland
BRASSICACEAE	Erysimum	capitatum		Dry, rocky slopes/chamise
BRASSICACEAE	Lepidium	virginicum	v. pubescens	Disturbed areas
BRASSICACEAE	Rorippa	nasturtium-aquaticum		Rare streams
BRASSICACEAE	Sisymbrium	altissimum		Weed, open grassy places
BRASSICACEAE	Sisymbrium	irio		Common weed
BRASSICACEAE	Sisymbrium	officinale		Weed, grassy places
BRASSICACEAE	Thelypodium	lasiophyllum	v. lasiophyllum	Occasional
BRASSICACEAE	Thysanocarpus	laciniatus	v. crenatus	Grassy openings in oak/chamise
CACTACEAE	Opuntia hybrid population	"occidentalis"		In meadow below San Dimas Dam
CAMPANULACEAE	Githopsis	specularioides		Burns, open or disturbed places/oak and chamise chaparral
CAMPANULACEAE	Heterocodon	rariflorum		Rare, grassy areas, incl. Brown's Flat
CAMPANULACEAE	Lobelia	dunnii	v. serrata	common along streams
CAMPANULACEAE	Triodanis	biflora		Open area near stream
CAPRIFOLIACEAE	lonicera	subspicata		Abundant oak/chamise chaparral
CAPRIFOLIACEAE	Sambucus	mexicana		Occasional in chaparral
CAPRIFOLIACEAE	Symphoricarpos	mollis		Throughout shady slopes in chaparral
CARYOPHYLLACEAE	Arenaria	douglasii		Occasional throughout
CARYOPHYLLACEAE	Cerastium	glomeratum		Disturbed areas < 3000 ft
CARYOPHYLLACEAE	Polycarpon	tetraphyllum		Only at flume West Fork
CARYOPHYLLACEAE	Silene	antirrhina		Only in sycamore Flat
CARYOPHYLLACEAE	Silene	laciniata	ssp. major	Openings or shady places, oak/chamise chaparral
CARYOPHYLLACEAE	Silene	lemmonii		Woodland, higher elevation
CARYOPHYLLACEAE	Silene	multinervia		Burns/disturbed places
CARYOPHYLLACEAE	Spergula	arvensis		Openings, lower elevations
CARYOPHYLLACEAE	Spergularia	villosa		Weed
CARYOPHYLLACEAE	Stellaria	media		Common weed/moist places
CARYOPHYLLACEAE	Stellaria	nitens		Occasional along trails
CHENOPODIACEAE	Chenopodium	album		Occasional weed
CHENOPODIACEAE	Chenopodium	ambrosioides		Occasional weed
CHENOPODIACEAE	Chenopodium	californicum		Occasiona/stream woodland
CHENOPODIACEAE	Chenopodium	pumilio		Occasional weed
CHENOPODIACEAE	Salsola	iberica		Throughout weed/disturbed grassy areas
CISTACEAE	Helianthemum	scoparium	v. vulgare	Occasional, in openings < 4000 ft
CONVOLVULACEAE	Convolvulus	occidentalis		Openings, chaparral/woodland, native to more N. sites
CONVOLVULACEAE	Cuscuta	californica		Parasite throughout forest
CONVOLVULACEAE	Cuscuta	ceanothi		Tanbark Flats parasitic
CONVOLVULACEAE	Cuscuta	suaveolens		Introduced weed
CRASSULACEAE	Crassula	erecta		Common, grassy places, < 2000 ft
CRASSULACEAE	Dudleya	cymosa	ssp. minor	Common, rocky areas
CRASSULACEAE	Dudleya	lanceolata		Openings, coastal sagebrush
CRASSULACEAE	Dudleya	multicaulis
CRASSULACEAE	Sedum	spathulifolium	ssp.anomalum	Only in Fern Cyn, 3000-4000 ft
CUCURBITACEAE	Marah	macrocarpus		Chamise and oak chaparral, < 4000 ft
CUPRESSACEAE	Calocedrus	decurrens		Scattered, isolated, >4000 ft
CYPERACEAE	Carex	alma		Common in stream woodland
CYPERACEAE	Carex	globosa		Openings in oak woodland
CYPERACEAE	Carex	lanuginosa		Stream woodland
CYPERACEAE	Carex	multicaulis		Common in woodland
CYPERACEAE	Carex	nebrascensis		Stream woodland
CYPERACEAE	Carex	spissa		Stream woodland
CYPERACEAE	Carex	triquetra		Lower level grasslands
DATISTACEAE	Datisca	glomerata		Common throughout
EQUISETACEAE	Equisetum	laevigatum		Common, stream woodland
EQUISETACEAE	Equisetum	telmateia	v. braunii	Stream woodland
ERICACEAE	Arctostaphylos	glandulosa		Abundant throughout
ERICACEAE	Arctostaphylos	glauca		Chamise chaparral, destroyed by closely repeated fires
EUPHORBIACEAE	Croton	californicus	v. californicus	Dry, sandy area
EUPHORBIACEAE	Eremocarpus	setigerus		Occasional, grassy areas,  < 3000 ft
EUPHORBIACEAE	Euphorbia	melanadenia		Chamise chaparral, > 2000 ft
EUPHORBIACEAE	Euphorbia	peplus		Weed
EUPHORBIACEAE	Euphorbia	polycarpa	v. polycarpa	Rare, dry, rocky openings
EUPHORBIACEAE	Euphorbia	serpyllifolia		Not common, Tanbark Flats
EUPHORBIACEAE	Euphorbia	spathulata		Grassland, < 2000 ft
EUPHORBIACEAE	Ricinus	communis		Weeds along roads
FABACEAE	Amorpha	californica		Openings in oaks/woodland, < 3000 ft
FABACEAE	Astragalus	gambelianus		Grassy areas, < 2000 ft
FABACEAE	Lathyrus	laetiflorus		Common vine in oak chaparral throughout
FABACEAE	Lotus	argophyllus	ssp. decorus	Oak woodland  > 4000 ft
FABACEAE	Lotus	crassifolius		Common on firebreaks/burns 4500 ft
FABACEAE	Lotus	hamatus		Firebreaks
FABACEAE	Lotus	heermannii		Opening in streams/chaparral.
FABACEAE	Lotus	micranthus		Firebreaks/openings
FABACEAE	Lotus	oblongifolius		Occasional, stream woodland
FABACEAE	Lotus	purshianus		Occasional, dry open grassy places
FABACEAE	Lotus	salsuginosis	ssp. sasuginosus	Occasional chamise
FABACEAE	Lotus	scoparius	ssp. scoparius	Abundant, dry areas and burns  4000 ft
FABACEAE	Lotus	strigosus		Common throughout
FABACEAE	Lotus	subpinnatus		Dry, grassy openings,  1500 ft
FABACEAE	Lupinus	adsurgens		Collected in 1961 burn
FABACEAE	Lupinus	bicolor		Occasional
FABACEAE	Lupinus	formosus	v. formosus	Open places throughout
FABACEAE	Lupinus	hirsutissimus		Open places chaparral
FABACEAE	Lupinus	latifolius	v. parishii	Occasional
FABACEAE	Lupinus	longifolius		Abundant on disturbed and open areas dominant on burns
FABACEAE	Lupinus	sparsiflorus	ss. sparsiflorus	Openings in chaparral
FABACEAE	Lupinus	truncatus		Openings grassy places
FABACEAE	Medicago	lupulina		Occasional in grassy areas
FABACEAE	Medicago	polymorpha		Common weed
FABACEAE	Melilotus	indicus		Roadside weed
FABACEAE	Pickeringia	montana		Chamise chaparral, Bell Cyn. #1, rare
FABACEAE	Psoralea	physodes		Open spots, streams
FABACEAE	Trifolium	albopurpureum		Grassy places , rare
FABACEAE	Trifolium	ciliolatum		Grassy places < 3000 ft
FABACEAE	Trifolium	gracilentum		Open, grassy places
FABACEAE	Trifolium	microcephalum		Occasional, grassy places
FABACEAE	Trifolium	obtusiflorum		Stream woodland, moist
FABACEAE	Trifolium	tridentatum	v. aciculare	Monroe Cyn. only
FAGACEAE	Quercus	agrifolia		Dominant in woodland, v. agrifolia < 3500 ft
FAGACEAE	Quercus	chrysolepis		Above 4000 ft dominant in oak woodland, occasional below 4000 ft
FAGACEAE	Quercus	dumosa		Dominant in oak chaparral mostly  < 4000 ft
FAGACEAE	Quercus	engelmannii		Rare, several individuals on SW slope Johnstone Peak
FAGACEAE	Quercus	morehus		Rare, only 2 individuals, 5000 ft
FAGACEAE	Quercus	wislizenii	v. frutescens	Dominant in oak chaparral above 4000 ft, common  <4000 ft
GARRYACEAE	Garrya	veatchii		Abundant in and oak chaparral broadleaved
GENTIANACEAE	Centaurium	venustum		Common, grassy places,  < 2000 ft
GENTIANACEAE	Frasera	parryi		Grassy areas south of San Dimas Dam
GERANIACEAE`	Erodium	botrys		Grassy places, openings, < 2000 ft
GERANIACEAE`	Erodium	cicutarium		Common in openings throughout
GERANIACEAE`	Erodium	macrophyllum		Grassy places,  < 2000 ft
GERANIACEAE`	Erodium	moschatum		Openings on better sites < 2000 ft
GERANIACEAE`	Geranium	carolinianum		Stream woodland, oak chaparral
HYDROPHYLLACEAE	Emmenanthe	penduliflora		Disturbed areas, burns
HYDROPHYLLACEAE	Eriodictyon	crassifolium		Openings, disturbed areas, west side of Monroe Cyn.
HYDROPHYLLACEAE	Eriodictyon	trichocalyx		Abundant throughout oak and chamise chaparral
HYDROPHYLLACEAE	Eucrypta	chrysanthemifolia	v. chrysanthemifolia	Disturbed places
HYDROPHYLLACEAE	Nemophila	menziesii	ssp. menziesii	Throughout grassy openings
HYDROPHYLLACEAE	Nemophila	menziesii	ssp. integrifolia	Stream woodland, oak chaparral
HYDROPHYLLACEAE	Phacelia	brachyloba		Occasional except after 1938 burn
HYDROPHYLLACEAE	Phacelia	cicutaria	v. hispida	Common in chaparral, abundant after burns
HYDROPHYLLACEAE	Phacelia	curvipes		Dry Lake only, openings
HYDROPHYLLACEAE	Phacelia	distans		Dry open grassy places, < 2000 ft
HYDROPHYLLACEAE	Phacelia	grandiflora		Open or disturbed area
HYDROPHYLLACEAE	Phacelia	imbricata	ssp. patula	Dry openings, burns
HYDROPHYLLACEAE	Phacelia	longpipes		Roadside south of Dry Lake
HYDROPHYLLACEAE	Phacelia	minor		Common throughout
HYDROPHYLLACEAE	Phacelia	parryi		Rare
HYDROPHYLLACEAE	Phacelia	ramosissima	v. suffrutescens	Common, abundant in burns
HYDROPHYLLACEAE	Phacelia	viscida		Occasional
HYDROPHYLLACEAE	Pholistoma	auritum		Common, < 3000 ft
HYDROPHYLLACEAE	Turricula	parryi		On firebreaks, dominant after burning chaparral
IRIDACEAE	Sisyrinchium	bellum		Moist , grassy places,  < 2500 ft
JUGLANDACEAE	Juglans	californica		Woodlands  < 4000 ft
JUNCACEAE	Juncus	balticus		Meadow, below San Dimas Dam 1400 ft
JUNCACEAE	Juncus	bufonius		Only at Big Dalton Dam
JUNCACEAE	Juncus	macrophyllus`		Stream woodland
JUNCACEAE	Juncus	oxymeris		Stream woodland
JUNCACEAE	Juncus	rugulosus		Stream woodland
JUNCACEAE	Juncus	textilis		Stream woodland
LAMIACEAE	Lepechinia	fragrans		Common
LAMIACEAE	Marrubium	vulgare		Common weed
LAMIACEAE	Mentha	peperita		Weed at Tanbark
LAMIACEAE	Monardella	lanceolata		Common, dry places
LAMIACEAE	Monardella	lanceolata	v. glandulifera	Brown's Flat
LAMIACEAE	Monardella	macrantha		Dry, exposed openings
LAMIACEAE	Monardella	viridis	ssp. saxicola	Dry openings
LAMIACEAE	Pycnanthemum	californicum		Occasional in openings
LAMIACEAE	Salvia	apiana		Abundant, dry, rocky places
LAMIACEAE	Salvia	columbariae	v.  columbariae	Common on open areas and burns
LAMIACEAE	Salvia	mellifera		Abundant in chamise
LAMIACEAE	Scutellaria	tuberose		Grassy openings < 2500 ft
LAMIACEAE	Stachys	albens		Common in openings
LAMIACEAE	Trichostema	lanceolatum		Grassy areas
LAMIACEAE	Thichostema	parishii		Chamise chaparral
LAURACEAE	Umbellularia	californica		Stream and oak woodland at higher elevations
LILIACEAE	Calochortus	albus		Occasional in stream woodland
LILIACEAE	Calochortus	catalinae		Common, grasslands, < 2000 ft
LILIACEAE	Calochortus	clavatus	v. gracilis	Rare
LILIACEAE	Calochortus	plummerae		Occasional in chamise
LILIACEAE	Calochortus	splendens		Grassy areas
LILIACEAE	Chlorogalum	pomeridianum		Often abundant
LILIACEAE	Fritillaria	biflora		Common in grassland < 2000 ft
LILIACEAE	Lilium	humboldtii	v. ocellatum	Common < 3000 ft
LILIACEAE	Zigademus	fremontii	v. fremontii	Not common, found in Little Dalton chamise
LOASACEAE	Mentzelia	congesta		Disturbed, < 5000 ft
LOASACEAE	Mentzelia	dispersa	v. obtusa	Burns or disturbed, > 4000 ft
LOASACEAE	Mentzelia	laevicaulis		Occasional roadsides, dry washes throughout
LOASACEAE	Mentzelia	micrantha		Burns, disturbed places
LYTHRACEAE	Lythrum	californicum		Occasional, stream woodland
MALVACEAE	Malacothamnus	fasciculatus		Openings in chamise < 4000 ft
NYCTAGINACEAE	Mirabilis	laevis		Dry, stony places
OLEACEAE	Fraxinus	dipetala		Oak chaparral and stream woodland
OLEACEAE	Fraxinus	latifolia		Rare, oak chaparral, one shrub Bell #4
ONAGRACEAE	Camissonia	bistorta		Dry washes, south of SDEF
ONAGRACEAE	Camissonia	californica		Burns, disturbed places
ONAGRACEAE	Camissonia	hirtella		Disturbed areas
ONAGRACEAE	Camissonia	ignota		Dry washes, low elevation
ONAGRACEAE	Camissonia	strigulosa		Recorded from Brown's Flat only
ONAGRACEAE	Clarkia	dudleyana		Common, grassy areas
ONAGRACEAE	Clarkia	epilobioides		Occasional  < 2500 ft
ONAGRACEAE	Clarkia	purpurea	ssp. quadrivulnera	Low elevation, grassy areas
ONAGRACEAE	Clarkia	rhomboidea		Dry Lake, open areas, Fern Cyn.
ONAGRACEAE	Clarkia	similis		East Fork San Dimas
ONAGRACEAE	Clarkia	unguiculata		Shady places, chamise
ONAGRACEAE	Epilobium	adenocaulon	v. parishii	Stream woodland
ONAGRACEAE	Epilobium	glaberrimum		Stream woodland
ONAGRACEAE	Epilobium	minutum		Dry openings, chamise, native to more N. sites
ONAGRACEAE	Epilobium	paniculatum		Openings, disturbed dry places in chamise chaparral
ONAGRACEAE	Gayophytum	ramosissimum		Rare, grassy areas, 5000 ft Dry Lake
ONAGRACEAE	Oenothera	Hookeri		Rare, stream woodland
ONAGRACEAE	Oenothera	micrantha		Burns, disturbed areas
ONAGRACEAE	Zauschneria	californica	ssp. californica	Common throughout
ONAGRACEAE	Zauschneria	californica	ssp. latifolia	Not common, Tanbark Flats and Fern Cyn.
ONAGRACEAE	Zauschneria	cana		Occasional chamise chaparral
ORCHIDACEAE	Epipactis	gigantea		Rare in steep areas
ORCHIDACEAE	Habenaria	elegans		Occasional in woodlands
ORCHIDACEAE	Habenaria	unalascensis		Rare, grassy areas < 2000 ft
OROBANCHACEAE	Orobanche	bulbosa		Parasitic on chamise roots
OROBANCHACEAE	Orobanche	fasciculata		Parasitic
OROBANCHACEAE	Orobanche	uniflora	ssp. occidentalis	Parasitic
OXALIDACEAE	Oxalis	albicans	ssp. californica	Sage brush and grass < 2000 ft
OXALIDACEAE	Oxalis	corniculata		Weed, Tanbark lawn
PAEONIACEAE	Paeonia	californica		Common in open chamise  < 3000 ft
PAPAVERACEAE	Dicentra	chrysantha		Common on disturbed places, burned oak chaparral
PAPAVERACEAE	Eschscholzia	caespitosa	ssp. caespitosa	Grassy places
PAPAVERACEAE	Eschscholzia	californica		Grassy places
PAPAVERACEAE	Meconella	oregana	v. denticulata	Common throughout
PAPAVERACEAE	Papaver	californicum		Uncommon
PAPAVERACEAE	Platystemon	californicus	v. crinitus	Rare, Dalton Cyn.
PINACEAE	Abies	concolor		Scattered trees, Fern Cyn. 5000 ft
PINACEAE	Pinus	lambertiana		Few trees, 5000 ft
PINACEAE	Pinus	ponderosa		Dominant tree in Brown's Flat, scattered elsewhere, 5000 ft
PINACEAE	Pseudotsuga	macrocarpa		Dominant, Big Cone Spruce Forest
PLANTAGINACEAE	Plantago	hookeriana	v. californica	Common < 2000 ft
PLANTAGINACEAE	Plantago	virginica		Weed, Lawn, Tanbark Flats
PLATANACEAE	Platanus	racemosa		Dominant, dry stream  < 4500 ft
POACEAE	Agropyron	subsecundum		Abundant throughout, native to more N. sites
POACEAE	Agrostis	diegoensis		Occasional, open grassy areas
POACEAE	Agrostis	exarata		Occasional, oak chaparral
POACEAE	Agrostis	semiverticillata`		Common  < 3500 ft
POACEAE	Aristida	adscensionis		Dry open places  < 3500 ft
POACEAE	Aristida	divaricata		Disturbed area, chamise chaparral
POACEAE	Aristida	parishii		Dry openings, chamise
POACEAE	Avena	barbata		Common weed
POACEAE	Avena	sativa		Occasional weed
POACEAE	Bothriochloa	barbinodis		Chamise, dry slopes < 2000 ft
POACEAE	Bromus	arenarius		Weed, disturbed areas
POACEAE	Bromus	breviaristatus		Monroe Cyn. stream channel only
POACEAE	Bromus	carinatus		Common in woodlands and oak chaparral throughout
POACEAE	Bromus	diandrus		Dominant grass in openings < 4000 ft
POACEAE	Bromus	grandis		Abundant throughout
POACEAE	Bromus	mollis		Common weed
POACEAE	Bromus	orcuttianus		Disturbed areas, > 4000 ft
POACEAE	Bromus	rubens		Dominant grass throughout forest
POACEAE	Bromus	tectorum		Dominant grass, especially after fire
POACEAE	Bromus	tectorum	v. glabratus	In openings above 4000 ft
POACEAE	Bromus	trinii		Rare, Tanbark Flats
POACEAE	Cenchrus	incertus		Weed
POACEAE	Cynodon	dactylon		Common weed
POACEAE	Digitaria	sanguinalis		Occasional weed
POACEAE	Echinochloa	crusgalli	v. zelayensis	Weed, introduced, more common farther N.
POACEAE	Elymus	condensatus		Common throughout
POACEAE	Elymus	glaucus		Occasional in openings
POACEAE	Festuca	megalura		Common in openings, burns
POACEAE	Festuca	octoflora		Occasional in disturbed areas
POACEAE	Festuca	reflexa		Occasional in grassy areas
POACEAE	Gastridium	ventricosum		Rare, openings and disturbed places
POACEAE	Hordeum	californicum		Weed
POACEAE	Hordeum	glaucum		Weed
POACEAE	Imperata	brevifolia		Rare in 2 wet seeps, San Dimas Cyn. 2000 ft
POACEAE	Koleria	macrantha		Meadow 1400 ft
POACEAE	Lamarckia	aurea		Common weed
POACEAE	Melica	imperfecta		Abundant open, disturbed areas
POACEAE	Muhlenbergia	microsperma		Only outside SDEF, Dalton Wash
POACEAE	Muhlenbergia	rigens		Abundant throughout
POACEAE	Pennisetum	setaceum		One recording, Monroe Cyn.
POACEAE	Phalaris	minor		Rare, firebreaks
POACEAE	Poa	annua		Weed and grasslands
POACEAE	Poa	sandbergii		Occasional grassy places, abundant Dry Lake, native to Great Basin
POACEAE	Poa	scabrella		Commonm, openings
POACEAE	Polypogon	monspeliensis		Common, moist, open places
POACEAE	Setaria	lutescens		Weed
POACEAE	Setaria	viridis		Occasionally on waste
POACEAE	Sitanion	jubatum		Herbarium collection
POACEAE	Sorghum	halepense		Weed, wet places
POACEAE	Stipa	coronata		Abundant in openings
POACEAE	Stipa	lepida		Openings, disturbed areas
POACEAE	Stipa	pulchra		Openings in chamise, oak
POLEMONIACEAE	Allophyllum	divaricatum		Common in shady grassy areas, dominant herb in woodland and oak chaparral after fire
POLEMONIACEAE	Eriastrum	sapphirinum		Common
POLEMONIACEAE	Gilia	achilleaefolia	ssp. multicaulis	Grassy areas < 2000 ft
POLEMONIACEAE	Gilia	angelensis		Dalton Cyn.
POLEMONIACEAE	Gilia	capitata	ssp. abrotanifolia	Occasional
POLEMONIACEAE	Gilia	latiflora		Occasional, common in burns
POLEMONIACEAE	Ipomopsis	tenuifolia		In grassy areas, dominant in all types after burn
POLEMONIACEAE	Leptodactylon	californicum		Dry areas and burns throughout
POLEMONIACEAE	Linanthus	breviculus		Occasional
POLEMONIACEAE	Linanthus	dianthiflorus		Not common, grassland  < 2000 ft
POLEMONIACEAE	Linanthus	liniflorus	ssp. pharnaceoides	Rare
POLEMONIACEAE	Navarretia	atractyloides		Chamise, low elevations
POLYGONACEAE	Chorizanthe	procumbens		Only in San Dimas wash
POLYGONACEAE	Chorizanthe	staticoides	ssp. staticoides	Often abundant  <  4000 ft
POLYGONACEAE	Eriogonum	davidsonii		Ponderosa pine, dry rocky places
POLYGONACEAE	Eriogonum	elongatum		In chamise chaparral
POLYGONACEAE	Eriogonum	fasciculatum	ssp. foliosum	Abundant, often dominant, sage, road slopes
POLYGONACEAE	Eriogonum	fasciculatum	ssp. polifolium	Common in openings  > 4500 ft
POLYGONACEAE	Eriogonum	gracile		Dry, rocky openings
POLYGONACEAE	Eriogonum	saxatile		Dry openings, woodland
POLYGONACEAE	Polygonum	aviculare		Rare, weed, disturbed areas
POLYGONACEAE	Pterostegia	drymarioides		Common, shady places
POLYGONACEAE	Rumex	crispus		Weed of openings
POLYGONACEAE	Rumex	obtusifolius	ssp. agrestis	Openings in steam woodland, weed
POLYGONACEAE	Rumex	salicifolius		Stream woodland, weed
POLYPODIACEAE	Polypodium	californicum		Common, often abundant
PORTULACACEAE	Calandrinia	ciliata	v. menziesii	Occasional
PORTULACACEAE	Calyptridium	monandrum		Occasional, disturbed areas
PORTULACACEAE	Claytonia	perfoliata	v. perfoliata	Abundant, especially after fire in woodland
PRIMULACEAE	Anagallis	arvensis		Weed, grassy areas
PRIMULACEAE	Dodecatheon	clevelandii		Grassy, open places < 2000 ft
PTERIDACEAE	Adiantum	capillus-veneris		Common, stream woodland
PTERIDACEAE	Adiantum	jordani		Stream and oak, woodlands
PTERIDACEAE	Adiantum	pedatum	v. aleuticum	Rare stream woodland, moist seeps
PTERIDACEAE	Cheilianthus	californica		Occasional, shady slopes
PTERIDACEAE	Cheilianthus	covillei		Common, dry, rocky slopes
PTERIDACEAE	Pellaea	andromedaefolia	v. andromedaefolia	Common, dry, rocky places
PTERIDACEAE	Pellaea	mucronata		Common, cliffs, dry, rocky slopes
PTERIDACEAE	Pityrogramma	triangularis		Common,  throughout
PTERIDACEAE	Pteridium	aquilinum	v. pubescens	Often abundant in stream and oak woodland
RANUNCULACEAE	Aquilegia	formosa	v. truncata	Common throughout in moist areas
RANUNCULACEAE	Clematis	lasiantha		Common throughout
RANUNCULACEAE	Clematis	ligusticifolia		Stream woodland < 3000 ft
RANUNCULACEAE	Clematis	pauciflora		Occasional in sage, chaparral
RANUNCULACEAE	Delphinium	cardinale		Common in stream woodlands
RANUNCULACEAE	Delphinium	parryi		Common, dry, grassy areas
RANUNCULACEAE	Delphinium	patens		Common in openings throughout
RANUNCULACEAE	Ranunculus	californicus	v. californicus	Only on west side of Johnstone Peak
RANUNCULACEAE	Thalicitrum	polycarpum		Occasional, stream woodland
RHAMNACEAE	Ceanothus	crassifolius		Usually a dominant in chamise chaparral
RHAMNACEAE	Ceanothus	integerrimus		Abundant in oak woodland  > 4000 ft especially after recent burns
RHAMNACEAE	Ceanothus	leucodermis		Dominant shrub in chaparral > 4000 ft, occasional below
RHAMNACEAE	Ceanothus	oliganthus		A dominant in oak chaparral  4000 ft for 25 yrs after burning
RHAMNACEAE	Rhamnus	californica		Common understory, throughout
RHAMNACEAE	Rhamnus	crocea		Occasional, dry washes >2000 ft
RHAMNACEAE	Rhamnus	illicifolia		Common, chaparral
ROSACEAE	Adenostoma	fasciculatum		Dominant throughout
ROSACEAE	Cercocarpus	betuloides		Abundant in chamise and oak chaparral
ROSACEAE	Cercocarpus	ledifolius		One shrub in oak chaparral, Brown's Flat
ROSACEAE	Heteromeles	arbutifolia		Abundant, oak chaparral,  < 4500 ft
ROSACEAE	Holodiscus	discolor		Uncommon, Johnstone Peak, 3000 ft
ROSACEAE	Potentilla	glandulosa		Common throughout
ROSACEAE	Prunus	ilicifolia		Common in oak chaparral
ROSACEAE	Rosa	californica		Common, stream woodland
ROSACEAE	Rubus	ursinus		Common, stream woodland
RUBIACEAE	Galium	angustifolium		Common, chamise chaparral, also burns in woodland
RUBIACEAE	Galium	aparine		Common, shaded areas
RUBIACEAE	Galium	grande		Common in oak
RUBIACEAE	Galium	nuttallii		Frequent, chamise chaparral
RUBIACEAE	Sherardia	arvensis		Weed, Tanbark Flats
SALICACEAE	Populus	fremontii	v. fremontii	Scattered trees in San Dimas Cyn. Flume #6 to reservoir
SALICACEAE	Populus	trichocarpa		Dominant in stream woodland
SALICACEAE	Salix	hindsiana	v. leucodendroides	Occasional below Dalton Dam
SALICACEAE	Salix	laevigata		Common, stream woodland < 3000 ft
SALICACEAE	Salix	lasiandra		Stream woodlands < 3000 ft
SALICACEAE	Salix	lasiolepis`		Stream woodlands throughout
SALVINIACEAE	Azolla	filiculoides		Floating weed in San Dimas reservoir
SAXIFRAGACEAE	Boykinia	rotundifolia		Common
SAXIFRAGACEAE	Heuchera	elegans		Only from a rocky point, south of Dry Lake, 5000 ft
SAXIFRAGACEAE	Lithophragma	affine		Openings throughout
SAXIFRAGACEAE	Lithophragma	heterophylla		Stream and woodland
SAXIFRAGACEAE	Ribes	amarum		Common in understory
SAXIFRAGACEAE	Ribes	aureum	v. gracillimum	Rare, gravel washes, south of Forest
SAXIFRAGACEAE	Ribes	californicum	v. hesperium	Common, stream woodland
SAXIFRAGACEAE	Ribes	indecorum		Few shrubs in chamise  < 2000 ft
SAXIFRAGACEAE	Ribes	malvaceum		Common, canyon bottoms throughout
SAXIFRAGACEAE	Ribes	roezlii		Common, oak woodland  > 4000 ft
SAXIFRAGACEAE	Ribes	speciosum		One shrub, San Dimas Guard Station
SAXIFRAGACEAE	Saxifraga	californica		In shady places, oak chaparral, woodlands
SCROPHULARIACEAE	Antirrhinum	coulterianum		Grassy areas and disturbed places
SCROPHULARIACEAE	Antirrhinum	kelloggi		Dry slopes,  < 2000 ft
SCROPHULARIACEAE	Antirrhinum	multiflorum		Distrubed areas, burns
SCROPHULARIACEAE	Castilleja	applegatei		Collected in Fern Cyn. burn, more common farther north
SCROPHULARIACEAE	Castilleja	foliolosa		Common, dry washes, openings
SCROPHULARIACEAE	Castilleja	miniata		Occasional in woodlands
SCROPHULARIACEAE	Castilleja	stenantha		Occasional, stream woodland
SCROPHULARIACEAE	Collinsia	childii		Dry, shaded places, oak woodland, chaparral, burns
SCROPHULARIACEAE	Collinsia	heterophylla		Oak woodland, grassy areas throughout
SCROPHULARIACEAE	Collinsia	parryi		Disturbed or open areas
SCROPHULARIACEAE	Cordylanthus	rigidus	ssp. brevibracteatus	Disturbed places throughout, burns
SCROPHULARIACEAE	Keckiella	cordifolia		Common vine throughout
SCROPHULARIACEAE	Keckiella	ternata	ssp. ternata	Common chamise chaparral, abundant on burns
SCROPHULARIACEAE	Linaria	canadensis	v. texana	Sandy Dalton Wash, 1200 ft
SCROPHULARIACEAE	Mimulus	bolanderi		Burn in Fern Cyn. #1, native farther north
SCROPHULARIACEAE	Mimulus	brevipes		Common, chamise and oak chaparral
SCROPHULARIACEAE	Mimulus	cardinalis		Common, stream woodland, oak
SCROPHULARIACEAE	Mimulus	floribundus		Stream woodland throughout
SCROPHULARIACEAE	Mimulus	fremontii		Sam Dimas wash
SCROPHULARIACEAE	Mimulus	guttatus		Abundant, stream woodland
SCROPHULARIACEAE	Mimulus	longiflorus	ssp. longiflorus	Abundant throughout
SCROPHULARIACEAE	Mimulus	longiflorus	v. rutilus	Coastal sagebrush
SCROPHULARIACEAE	Mimulus	pilosus		Stream woodland/chaparral
SCROPHULARIACEAE	Orthocarpus	purpurascens		Grassy, open places < 2000 ft
SCROPHULARIACEAE	Pedicularis	densiflora		Rare, Monroe Cyn.
SCROPHULARIACEAE	Penstemon	heterophyllus		Occasional, openings
SCROPHULARIACEAE	Penstemon	spectabilis		Common, chaparral, abundant on burns
SCROPHULARIACEAE	Scrophyularia	californica	v. floribunda	Throughout in oak chaparral, woodlands, abundant on burns
SCROPHULARIACEAE	Verbascum	blattaria		Weed
SCROPHULARIACEAE	Verbascum	virgatum		Weed
SELAGINELLACEAE	Selaginella	bigelovii		Abundant, open areas
SOLANACEAE	Datura	meteloides		Sandy, gravelly open places
SOLANACEAE	Datura	stramonium	v. tatula	Disturbed places
SOLANACEAE	Nicotiana	glauca		Common, disturbed areas
SOLANACEAE	Physalis	philadelphia		Weed at Tanbark
SOLANACEAE	Solanum	douglasii		Shady, open places
SOLANACEAE	Solanum	xanti		Common in openings, abundant on burns
TYPHACEAE	Typha	latifolia		Marshy places, along streams
URTICACEAE	Urtica	holosericea		Stream woodland`
VALERIANACEAE	Plectritis	ciliosa	ssp. insignis	Occasional, stream woodland
VERBENACEAE	Verbena	lasiostachys		Occasional in shady woodlands
VIOLACEAE	Viola	pedunculata		Rare,  < 2000 ft
VIOLACEAE	Viola	purpurea	ssp. purpurea	Common grassy areas, Dry Lake
VIOLACEAE	Viola	sheltonii		Occasional oak woodland > 4000 ft
VISCACEAE	Phorandendron	villosum		Common throughout, parasite on oak and many others
VITACEAE	Vitis	girdiana		Stream woodland < 3000 ft
ZYGOPHYLLACEAE	Tribulus	terrestris		Weed