Flora of the Greater Santa Rosa Plateau Region

#	Latin Name	(*)Common Name	On ER Trails	In ER	Source
Ferns and Fern Allies
Aspleniaceae		Spleenwort Family
1	Asplenium vespertinum	western spleenwort		X	1
Azollaceae		Mosquito Fern Family
2	Azolla filiculoides	mosquito fern		X	1
Blechnaceae		Fern Family
3	Woodwardia fimbriata	giant chain fern	X	X	62
Dennstaedtiaceae		Bracken Family
4	Pteridium aquilinum var. pubescens	bracken		?	3
Dryopteridaceae		Woodfern Family
5	Dryopteris arguta	California wood fern	X	X	1
Equisetaceae		Horsetail Family
6	Equisetum arvense	field horsetail			2
7	Equisetum laevigatum	smooth scouring rush		X	1
8	Equisetum telmateia ssp. braunii	giant horsetail		X	1
Isoetaceae		Quillwort Family
9	Isoetes howellii	Howell's quillwort		X	1
10	Isoetes orcuttii	Orcutt's quillwort	X	X	1
Marsileaceae		Marsilea Family
11	Marsilea vestita ssp. vestita	clover fern	X	X	1
12	Pilularia americana	pillwort		X	1
Polypodiaceae		Polypody Family
13	Polypodium californicum	California polypody	X	X	1
Pteridaceae		Fern Family
14	Adiantum jordanii	California maidenhair fern	X	X	1
15	Aspidotis californica	California lace fern	X	X	1
16	Cheilanthes newberryi	cottony fern		X	81
17	Pellaea andromedifolia	coffee fern	X	X	1
18	Pellaea mucronata var. mucronata	bird's-foot fern	X	X	1
19	Pentagramma triangularis ssp. triangularis	goldback fern	X	X	81
Selaginellaceae		Spike Moss Family
20	Selaginella bigelovii	Bigelow's spike-moss	X	X	1
Dicots
Amaranthaceae		Amaranth Family
21	Amaranthus albus	*tumble pigweed		X	1
22	Amaranthus blitoides	mat amaranth			2
23	Amaranthus californicus	California amaranth		X	1
24	Amaranthus retroflexus	*red-rooted amaranth			2
Anacardiaceae		Sumac Family
25	Malosma laurina	laurel sumac	X	X	1
26	Rhus ovata	sugar bush	X	X	1
27	Rhus trilobata	basketbush	X	X	1
28	Schinus molle	*Peruvian pepper tree		X	1
29	Toxicodendron diversilobum	poison oak	X	X	81
Apiaceae		Carrot Family
30	Apiastrum angustifolium	wild celery	X	X	1
31	Apium graveolens	*celery			2
32	Bowlesia incana	hoary bowlesia	X	X	1
33	Daucus pusillus	rattlesnake weed	X	X	1
34	Eryngium aristulatum var. parishii	San Diego button-celery	X	X	81
35	Foeniculum vulgare	*fennel	X	X	1
36	Hydrocotyle ranunculoides	floating marsh-pennywort		X	1
37	Lomatium dasycarpum ssp. dasycarpum	woolly-fruited lomatium	X	X	1
38	Lomatium lucidum	shiny lomatium	X	X	1
39	Lomatium utriculatum	common lomatium	X	X	1
40	Osmorhiza brachypoda	California sweet-cicely	X	X	6
41	Sanicula arguta	sharp-toothed sanicle	X	X	1
42	Sanicula bipinnata	poison sanicle	X	X	11613
43	Sanicula bipinnatifida	purple sanicle	X	X	1
44	Sanicula crassicaulis	Pacific sanicle	X	X	1
45	Sanicula tuberosa	tuberous sanicle		X	4
46	Torilis nodosa	*hedge parsley	X	X	1
Apocynaceae		Dogbane Family
47	Apocynum cannabinum	Indian hemp		X	1
48	Vinca major	*greater periwinkle		X	1
Asclepiadaceae		Milkweed Family
49	Asclepias eriocarpa	Indian milkweed	X	X	1
50	Asclepias fascicularis	narrow-leaf milkweed	X	X	1
Asteraceae		Sunflower Family
51	Achillea millefolium	yarrow		X	1
52	Acourtia microcephala	acourtia	X	X	1
53	Agoseris grandiflora	grand mountain dandelion	X	X	1
54	Ambrosia acanthicarpa	bur-ragweed		X	6
55	Ambrosia psilostachya	western ragweed	X	X	1
56	Anthemis cotula	*dog-fennel	X	X	2
57	Artemisia californica	California sagebrush	X	X	1
58	Artemisia douglasiana	mugwort	X	X	1
59	Artemisia dracunculus	wild tarragon	X	X	6
60	Aster lanceolatus ssp. hesperius	Siskiyou aster	X	X	6
61	Aster subulatus var. ligulatus	annual water-aster	X	X	76
62	Baccharis emoryi	Emory's baccharis	X	X	1
63	Baccharis pilularis	coyote bush	X	X	2
64	Baccharis salicifolia	mule fat	X	X	81
65	Baccharis sarothroides	broom baccharis	X	X	6
66	Bebbia juncea var. aspera	sweetbush	X	X	2
67	Blennosperma nanum var. nanum	yellow carpet	X	X	81
68	Brickellia californica	California brickellbush	X	X	1
69	Carduus pycnocephalus	*Italian thistle	X	X	6
70	Centaurea melitensis	*tocalote	X	X	1
71	Centaurea solstitialis	*yellow star-thistle		X	76
72	Chaenactis artemisiifolia	meally white pincushion	X	X	1
73	Chaenactis glabriuscula var. glabriuscula	yellow pincushion	X	X	61
74	Chamomilla suaveolens	*pineapple weed	X	X	81
75	Chrysanthemum coronarium	*crown daisy			2
76	Cirsium occidentale var. californicum	California thistle	X	X	81
77	Cirsium occidentale var. occidentale	cobwebby thistle	X	X	81
78	Cirsium scariosum	elk thistle	X	X	81
79	Cirsium vulgare	*bull thistle	X	X	62
80	Conyza bonariensis	*little horseweed	X	X	1
81	Conyza canadensis	horseweed	X	X	1
82	Conyza coulteri	Coulter's horseweed		X	1
83	Cotula australis	*Australian brass-buttons	X	X	69
84	Cotula coronopifolia	*brass-buttons	X	X	1
85	Cynara cardunculus	*artichoke thistle		X	7
86	Dimorphotheca sinuata	*African daisy	X	X	6
87	Encelia farinosa	brittlebush		X	1
88	Ericameria palmeri var. pachylepis	Palmer's goldenbush	X	X	81
89	Erigeron foliosus var. foliosus	leafy daisy	X	X	81
90	Eriophyllum confertiflorum var. confertiflorum	golden yarrow	X	X	81
91	Filago californica	California filago	X	X	69
92	Filago gallica	*narrowleaf filago	X	X	1
93	Gazania X (mounding hybrid)	*gazania	X	X	6
94	Gnaphalium bicolor	bicolored everlasting	X	X	1
95	Gnaphalium californicum	California everlasting	X	X	1
96	Gnaphalium canescens ssp. beneolens	fragrant everlasting	X	X	6
97	Gnaphalium canescens ssp. microcephalum	white everlasting	X	X	81
98	Gnaphalium leucocephalum	white-headed cudweed			2
99	Gnaphalium luteo-album	*common cudweed	X	X	1
100	Gnaphalium palustre	western marsh cudweed	X	X	1
101	Gnaphalium purpureum	purple everlasting		X	1
102	Gnaphalium stramineum	cotton-batting plant	X	X	81
103	Gutierrezia californica	California matchweed		X	1
104	Gutierrezia sarothrae	matchweed	X	X	6
105	Hazardia squarrosa var. grindelioides	saw-toothed goldenbush	X	X	81
106	Hedypnois cretica	*Crete weed	X	X	6
107	Helianthus annuus	annual sunflower		X	1
108	Helianthus gracilentus	slender sunflower	X	X	1
109	Hemizonia fasciculata	slender tarweed	X	X	1
110	Hemizonia paniculata	San Diego tarweed	X	X	1
111	Hesperevax acaulis	dwarf evax		X	881
112	Heterotheca grandiflora	telegraph weed	X	X	1
113	Heterotheca sessiliflora ssp. echioides	bristly goldenaster	X	X	6
114	Holocarpha virgata ssp. elongata	graceful tarplant	X	X	1
115	Hypochaeris glabra	*smooth cat's ear	X	X	1
116	Isocoma menziesii	coastal goldenbush	X	X	81
117	Lactuca serriola	*prickly lettuce	X	X	1
118	Lagophylla ramosissima ssp. ramosissima	common hareleaf		X	81
119	Lasthenia californica	goldfields	X	X	81
120	Lasthenia glaberrima	smooth goldfields	X	X	12
121	Layia platyglossa	common tidy-tips	X	X	1
122	Lessingia filaginifolia var. filaginifolia	California-aster	X	X	81
123	Madia gracilis	slender madia	X	X	1
124	Malacothrix clevelandii	annual malacothrix	X	X	1
125	Micropus californicus var. californicus	slender cottonweed	X	X	61
126	Microseris douglasii ssp. douglasii	Douglas' microseris	X	X	66
127	Microseris douglasii ssp. platycarpha	small-flowered microseris		X	1
128	Osmadenia tenella	three spot	X	X	81
129	Pentachaeta aurea	golden daisy			72
130	Picris echioides	*bristly ox-tongue	X	X	3
131	Porophyllum gracile	odora	X	X	1
132	Psilocarphus brevissimus var. brevissimus	woolly marbles	X	X	81
133	Psilocarphus tenellus var. tenellus	slender woolly marbles	X	X	81
134	Rafinesquia californica	California chicory	X	X	1
135	Senecio flaccidus var. douglasii	bush senecio		X	81
136	Senecio vulgaris	*common groundsel	X	X	1
137	Silybum marianum	*milk thistle	X	X	2
138	Solidago californica	goldenrod	X	X	1
139	Sonchus asper ssp. asper	*prickly sow thistle	X	X	1
140	Sonchus oleraceus	*sow thistle	X	X	1
141	Stebbinsoseris heterocarpa	brown microseris	X	X	81
142	Stephanomeria diegensis	San Diego wreathplant	X	X	6
143	Stephanomeria exigua ssp. deanei	slender wreathplant	X	X	6
144	Stylocline gnaphaloides	everlasting nest-straw	X	X	1
145	Taraxacum officinale	*common dandelion		X	1
146	Tetradymia comosa	cotton-thorn		X	1
147	Tragopogon dubius	*yellow salsify	X	X	7
148	Uropappus lindleyi	silver puffs	X	X	81
149	Venegasia carpesioides	canyon sunflower			2
150	Xanthium strumarium	cocklebur	X	X	1
Berberidaceae		Barberry Family
151	Berberis aquifolium var. dictyota	California barberry			27
Betulaceae		Birch Family
152	Alnus rhombifolia	white alder			2
Boraginaceae		Borage Family
153	Amsinckia menziesii var. intermedia	common fiddleneck	X	X	81
154	Amsinckia menziesii var. menziesii	small-flowered fiddleneck	X	X	81
155	Cryptantha intermedia	popcorn flower	X	X	1
156	Cryptantha micromeres	minute-flowered cryptantha	X	X	116
157	Cryptantha microstachys	Tejon cryptantha	X	X	1
158	Cryptantha muricata	prickly cryptantha	X	X	1
159	Echium plantagineum	*salvation echium			2
160	Heliotropium curassavicum	seaside heliotrope	X	X	1
161	Pectocarya linearis ssp. ferocula	slender combseed	X	X	1
162	Pectocarya penicillata	combseed	X	X	6
163	Plagiobothrys acanthocarpus	adobe popcorn flower		X	1
164	Plagiobothrys arizonicus	Arizona popcorn flower		X	1
165	Plagiobothrys collinus var. fulvescens	California popcorn flower	X	X	116
166	Plagiobothrys fulvus	tawny popcorn flower	X	X	81
167	Plagiobothrys nothofulvus	rusty-haired popcorn flower	X	X	1
168	Plagiobothrys tenellus	slender popcorn flower	X	X	116
169	Plagiobothrys undulatus	hooked popcorn flower	X	X	1
Brassicaceae		Mustard Family
170	Athysanus pusillus	dwarf athysanus	X	X	1
171	Brassica nigra	*black mustard		X	1
172	Brassica rapa	*field mustard		X	1
173	Capsella bursa-pastoris	*shepherd's purse	X	X	1
174	Cardamine californica var. californica	milk maids	X	X	61
175	Hirschfeldia incana	*shortpod mustard	X	X	81
176	Lepidium nitidum var. nitidum	shining peppergrass	X	X	681
177	Lepidium virginicum	wild pepper-grass		X	4
178	Raphanus sativus	*purple wild radish		X	1
179	Rorippa nasturtium-aquaticum	water cress	X	X	81
180	Sinapis arvensis	*charlock	X	X	6
181	Sisymbrium altissimum	*tumble-mustard		X	1
182	Sisymbrium officinale	*hedge mustard	X	X	1
183	Thysanocarpus curvipes	fringe-pod	X	X	1
184	Tropidocarpum gracile	slender tropidocarpum		X	1
Cactaceae		Cactus Family
185	Opuntia littoralis	coast prickly-pear		X	1
186	Opuntia vaseyi	Vasey's prickly-pear	X	X	681
Callitrichaceae		Water-Starwort Family
187	Callitriche heterophylla var. bolanderi	Bolander's water-starwort	X	X	1
188	Callitriche marginata	winged water-starwort	X	X	81
Campanulaceae		Bellflower Family
189	Downingia bella	spotted downingia	X	X	1
190	Downingia cuspidata	toothed downingia		X	1
191	Lobelia cardinalis var. pseudosplendens	cardinal flower		X	81
192	Triodanis biflora	Venus looking-glass	X	X	6
Capparaceae		Caper Family
193	Isomeris arborea	bladderpod			27
Caprifoliaceae		Honeysuckle Family
194	Lonicera subspicata var. denudata	southern honeysuckle	X	X	81
195	Sambucus mexicana	blue elderberry	X	X	1
196	Symphoricarpos mollis	creeping snowberry		?	3
Caryophyllaceae		Pink Family
197	Cerastium glomeratum	*mouse-ear chickweed	X	X	1
198	Polycarpon tetraphyllum	*four-leaf polycarp			2
199	Sagina decumbens ssp. occidentalis	western pearlwort			82
200	Silene antirrhina	snapdragon campion	X	X	1
201	Silene gallica	*windmill pink	X	X	1
202	Silene laciniata ssp. major	southern Indian pink	X	X	1
203	Spergula arvensis ssp. arvensis	*starwort		X	6
204	Spergularia bocconei	*sand spurrey	X	X	1
205	Stellaria media	*common chickweed	X	X	1
Chenopodiaceae		Goosefoot Family
206	Chenopodium album	*white goosefoot		X	1
207	Chenopodium ambrosioides	*Mexican tea		X	1
208	Chenopodium berlandieri	pit-seed goosefoot		X	1
209	Chenopodium californicum	California goosefoot		X	1
210	Chenopodium murale	*nettle-leaved goosefoot		X	1
211	Chenopodium pumilio	*clammy goosefoot			2
212	Salsola tragus	*Russian thistle	X	X	81
Cistaceae		Rock-Rose Family
213	Helianthemum scoparium	rush-rose	X	X	1
Convolvulaceae		Morning Glory Family
214	Calystegia macrostegia ssp. arida	southern California morning-glory	X	X	1
215	Calystegia macrostegia ssp. intermedia	south coast morning-glory	X	X	6
216	Calystegia macrostegia ssp. tenuifolia	San Diego morning-glory	X	X	6
217	Convolvulus arvensis	*field bindweed			2
218	Convolvulus simulans	small-flowered morning-glory		X	7
Crassulaceae		Stonecrop Family
219	Crassula aquatica	aquatic pygmy-weed		X	1
220	Crassula connata	pygmy-weed	X	X	81
221	Crassula solieri	little pygmy-weed		X	10
222	Crassula tillaea	*Mediterranean pygmy-weed	X	X	6
223	Dudleya edulis	ladies fingers		X	1
224	Dudleya lanceolata	lanceleaf dudleya	X	X	1
225	Dudleya pulverulenta ssp. pulverulenta	California chalk lettuce	X	X	61
Cucurbitaceae		Gourd Family
226	Cucurbita foetidissima	stinking gourd	X	X	1
227	Marah macrocarpus var. macrocarpus	wild-cucumber	X	X	61
Cuscutaceae		Dodder Family
228	Cuscuta californica var. californica	California dodder	X	X	61
229	Cuscuta subinclusa	canyon dodder		X	1
Datiscaceae		Datisca Family
230	Datisca glomerata	Durango root	X	X	1
Elatinaceae		Waterwort Family
231	Elatine brachysperma	short-seed waterwort		X	1
232	Elatine californica	California waterwort		X	1
233	Elatine chilensis	Chilean waterwort		X	1
Ericaceae		Heath Family
234	Arctostaphylos glandulosa ssp. zacaensis	Eastwood manzanita	X	X	681
235	Arctostaphylos glauca	bigberry manzanita		?	3
236	Arctostaphylos rainbowensis	Rainbow manzanita	X	X	81
237	Rhododendron occidentale	western azalea			2
238	Xylococcus bicolor	mission manzanita	X	X	1
Euphorbiaceae		Spurge Family
239	Chamaesyce albomarginata	rattlesnake weed	X	X	1
240	Chamaesyce maculata	*spotted spurge			82
241	Chamaesyce polycarpa	small-seeded spurge	X	X	1
242	Chamaesyce serpyllifolia	thyme-leafed spurge		X	1
243	Eremocarpus setigerus	dove weed	X	X	1
244	Euphorbia spathulata	warty spurge	X	X	1
245	Ricinus communis	*castor bean			2
Fabaceae		Pea Family
246	Amorpha californica var. californica	California false-indigo		X	81
247	Amorpha fruticosa	western false-indigo	X	X	116
248	Astragalus gambelianus	Gambel's dwarf milk-vetch	X	X	4
249	Astragalus pomonensis	Pomona locoweed	X	X	1
250	Hoita macrostachya	leather root		X	81
251	Lathyrus vestitus var. alefeldii	San Diego pea	X	X	81
252	Lotus hamatus	San Diego birdsfoot lotus	X	X	1
253	Lotus heermannii	silky lotus		X	1
254	Lotus purshianus var. purshianus	Spanish clover	X	X	1
255	Lotus scoparius var. brevialatus	short-winged deerweed	X	X	1
256	Lotus scoparius var. scoparius	deerweed	X	X	1
257	Lotus strigosus	strigose lotus	X	X	1
258	Lotus wrangelianus	California lotus	X	X	81
259	Lupinus bicolor	dwarf lupine	X	X	1
260	Lupinus concinnus	bajada lupine	X	X	1
261	Lupinus excubitus var. hallii	bush lupine	X	X	1
262	Lupinus hirsutissimus	stinging lupine	X	X	1
263	Lupinus microcarpus var. microcarpus	chick lupine	X	X	81
264	Lupinus sparsiflorus ssp. sparsiflorus	Coulter's lupine		X	1
265	Lupinus succulentus	arroyo lupine			2
266	Lupinus truncatus	collar lupine	X	X	1
267	Medicago polymorpha	*California burclover	X	X	1
268	Medicago sativa	*alfalfa		X	1
269	Melilotus albus	*white sweetclover	X	X	1
270	Melilotus indicus	*sourclover	X	X	1
271	Spartium junceum	*Spanish broom			2
272	Trifolium albopurpureum var. albopurpureum	Indian clover	X	X	81
273	Trifolium ciliolatum	tree clover	X	X	1
274	Trifolium depauperatum var. truncatum	balloon clover	X	X	81
275	Trifolium gracilentum var. gracilentum	pin-point clover	X	X	81
276	Trifolium hirtum	*rose clover	X	X	13
277	Trifolium microcephalum	small-head field clover	X	X	1
278	Trifolium variegatum	variegated clover	X	X	1
279	Trifolium willdenovii	tomcat clover	X	X	81
280	Trifolium wormskioldii	cows clover		X	1
281	Vicia americana var. americana	American vetch	X	X	1
282	Vicia hassei	slender vetch	X	X	6881
283	Vicia ludoviciana var. ludoviciana	slim vetch	X	X	6881
284	Vicia sativa ssp. sativa	*spring vetch	X	X	11
285	Vicia villosa ssp. varia	*winter vetch	X	X	6
286	Vicia villosa ssp. villosa	*hairy vetch			82
Fagaceae		Oak Family
287	Quercus acutidens	Torrey's scrub oak	X	X	81
288	Quercus acutidens X Q. engelmannii	scrub oak X Engelmann oak		X	81
289	Quercus agrifolia var. agrifolia	coast live oak	X	X	1
290	Quercus agrifolia var. agrifolia X Quercus wislizeni var. frutescens	hybrid oak	X	X	116
291	Quercus engelmannii	Engelmann oak	X	X	1
292	Quercus wislizeni var. frutescens	interior live oak		X	1
Garryaceae		Silk-Tassel Family
293	Garrya veatchii	canyon silktassel		X	1
Gentianaceae		Gentian Family
294	Centaurium venustum	canchalagua	X	X	1
295	Swertia parryi	Parry's green-gentian		X	81
Geraniaceae		Geranium Family
296	Erodium botrys	*long-beaked filaree	X	X	6
297	Erodium brachycarpum	*short-fruited filaree	X	X	1
298	Erodium cicutarium	*redstem filaree	X	X	1
299	Erodium macrophyllum	large-leaved filaree		X	7
300	Erodium moschatum	*white-stemmed filaree	X	X	1
301	Geranium dissectum	*cut-leaved geranium	X	X	1
Grossulariaceae		Gooseberry Family
302	Ribes indecorum	white-flowering currant	X	X	1
303	Ribes malvaceum var. viridifolium	chaparral currant	X	X	7
Hydrophyllaceae		Phacelia Family
304	Emmenanthe penduliflora var. penduliflora	whispering bells	X	X	81
305	Eriodictyon crassifolium var. crassifolium	thick-leaved yerba santa	X	X	61
306	Eucrypta chrysanthemifolia var. chrysanthemifolia	eucrypta	X	X	1
307	Nemophila menziesii var. integrifolia	baby blue eyes	X	X	1
308	Nemophila menziesii var. menziesii	baby blue eyes	X	X	1
309	Phacelia cicutaria var. hispida	caterpillar phacelia	X	X	1
310	Phacelia distans	common phacelia		X	1
311	Phacelia grandiflora	giant-flowered phacelia		X	1
312	Phacelia imbricata ssp. patula	imbricate phacelia		X	1
313	Phacelia minor	wild canterbury bells	X	X	1
314	Phacelia ramosissima var. latifolia	branching phacelia	X	X	81
315	Pholistoma auritum var. auritum	fiesta flower	X	X	61
Hypericaceae		St. John's Wort Family
316	Hypericum anagalloides	tinker's penny			2
317	Hypericum formosum var. scouleri	Scouler's St. Johnswort		X	1
318	Hypericum perforatum	*Klamath weed		X	1
Juglandaceae		Walnut Family
319	Carya illinoensis	*pecan		X	7
320	Juglans californica var. californica	Southern California black walnut			82
321	Juglans regia	*English walnut		X	1
Lamiaceae		Mint Family
322	Lamium amplexicaule	*henbit	X	X	4
323	Marrubium vulgare	*horehound	X	X	1
324	Mentha spicata var. spicata	*spearmint	X	X	1
325	Monardella hypoleuca ssp. hypoleuca	white-leaf monardella	X	X	6
326	Monardella lanceolata	mustang mint	X	X	1
327	Salvia apiana	white sage	X	X	1
328	Salvia apiana X S. mellifera	gray sage	X	X	6
329	Salvia clevelandii	Cleveland sage			2
330	Salvia columbariae	chia	X	X	1
331	Salvia mellifera	black sage	X	X	1
332	Satureja chandleri	San Miguel savory			2
333	Scutellaria bolanderi ssp. austromontana	southern skullcap	X	X	613
334	Scutellaria tuberosa	common skullcap	X	X	112
335	Stachys ajugoides var. rigida	rigid hedge-nettle	X	X	81
336	Trichostema lanceolatum	vinegar weed	X	X	1
Lauraceae		Laurel Family
337	Umbellularia californica	California bay			2
Limnanthaceae		Meadowfoam Family
338	Limnanthes gracilis ssp. parishii	Parish's meadowfoam		X	1
Linaceae		Flax Family
339	Hesperolinon micranthum	small-flower western flax	X	X	1
Loasaceae		Stick-Leaf Family
340	Mentzelia montana	mountain blazing star		X	1
Lythraceae		Loosestrife Family
341	Lythrum californicum	California loosestrife			2
342	Lythrum hyssopifolia	*grass poly	X	X	1
Malvaceae		Mallow Family
343	Malacothamnus fasciculatus	chaparral bush mallow	X	X	1
344	Malva parviflora	*cheeseweed	X	X	79
345	Malvella leprosa	alkali mallow	X	X	1
346	Sidalcea malviflora ssp. sparsifolia	checkerbloom	X	X	1
Molluginaceae		Carpet-Weed Family
347	Glinus lotoides	*lotus sweetjuice		X	210
Moraceae		Mulberry Family
348	Ficus carica	*common fig		X	7
Nyctaginaceae		Four-O'Clock Family
349	Mirabilis californica	California four o'clock	X	X	1
Oleaceae		Olive Family
350	Fraxinus dipetala	two-petaled ash		X	1
351	Fraxinus velutina	velvet ash		?	3
352	Olea europaea	*olive	X	X	2
Onagraceae		Evening Primrose Family
353	Camissonia bistorta	southern suncup	X	X	1
354	Camissonia californica	California suncup	X	X	1
355	Camissonia hirtella	field sun-cup	X	X	1
356	Camissonia ignota	Jurupa Hills sun-cups	X	X	1
357	Camissonia intermedia	intermediate sun-cups	X	X	116
358	Camissonia micrantha	small-flowered evening-primrose		X	1
359	Camissonia strigulosa	strigose sun-cup	X	X	116
360	Clarkia dudleyana	Dudley's clarkia		X	1
361	Clarkia epilobioides	canyon clarkia	X	X	1
362	Clarkia purpurea ssp. quadrivulnera	purple clarkia	X	X	1
363	Epilobium canum ssp. canum	California fuchsia	X	X	81
364	Epilobium ciliatum ssp. ciliatum	willowherb	X	X	1
365	Epilobium densiflorum	spike primrose	X	X	81
366	Ludwigia peploides	floating water-primrose		X	1
367	Oenothera californica ssp. californica	California evening-primrose		X	81
368	Oenothera elata ssp. hirsutissima	Hooker's evening-primrose	X	X	1
Orobanchaceae		Broom-Rape Family
369	Orobanche parishii ssp. parishii	Parish's broom-rape		X	7
Oxalidaceae		Oxalis Family
370	Oxalis albicans ssp. californica	California oxalis	X	X	1
371	Oxalis corniculata	*creeping woodsorrel	X	X	1169
Paeoniaceae		Peony Family
372	Paeonia californica	California peony	X	X	1
Papaveraceae		Poppy Family
373	Dicentra chrysantha	golden ear drops		X	1
374	Eschscholzia californica	California poppy	X	X	1
375	Meconella denticulata	small-flowered meconella			2
376	Platystemon californicus	cream cups		X	1
Plantaginaceae		Plantain Family
377	Plantago elongata	long-leaf plantain	X	X	81
378	Plantago erecta	California plantain	X	X	1
379	Plantago lanceolata	*English plantain	X	X	2
380	Plantago major	*common plantain	X	X	1
Platanaceae		Sycamore Family
381	Platanus racemosa	western sycamore	X	X	1
Polemoniaceae		Phlox Family
382	Allophyllum glutinosum	sticky false-gilia		X	1
383	Eriastrum sapphirinum	sapphire woolly-star	X	X	1
384	Gilia angelensis	angel's gilia	X	X	1
385	Gilia capitata ssp. abrotanifolia	globe gilia		X	1
386	Leptodactylon californicum ssp. glandulosum	prickly phlox		X	1
387	Linanthus dianthiflorus	ground pink	X	X	1
388	Linanthus floribundus ssp. floribundus	summer snow		X	1
389	Linanthus liniflorus	flax-flowered linanthus	X	X	1
390	Linanthus parviflorus	common linanthus	X	X	81
391	Linanthus pygmaeus ssp. continentalis	pygmy linanthus	X	X	1
392	Navarretia atractyloides	holly-leaf navarretia	X	X	1
393	Navarretia hamata ssp. hamata	hooked skunkweed	X	X	1
394	Navarretia intertexta	needleleaf navarretia		X	1
395	Navarretia prostrata	prostrate navarretia	X	X	1
396	Phlox gracilis	annual phlox		X	81
Polygalaceae		Milkwort Family
397	Polygala cornuta var. fishiae	Fish's milkwort		X	1
Polygonaceae		Buckwheat Family
398	Chorizanthe fimbriata var. fimbriata	fringed spineflower	X	X	61
399	Chorizanthe polygonoides var. longispina	long-spined spineflower		X	1
400	Chorizanthe procumbens	prostrate spineflower	X	X	1
401	Chorizanthe staticoides	Turkish rugging		X	1
402	Eriogonum davidsonii	Davidson's buckwheat	X	X	69
403	Eriogonum elongatum var. elongatum	long-stemmed buckwheat	X	X	1
404	Eriogonum fasciculatum var. foliolosum	California buckwheat	X	X	1
405	Eriogonum gracile var. gracile	slender buckwheat	X	X	61
406	Eriogonum nudum var. pauciflorum	naked buckwheat		X	81
407	Eriogonum thurberi	Thurber's buckwheat			2
408	Lastarriaea coriacea	leather spineflower			2
409	Polygonum arenastrum	*knotweed	X	X	81
410	Polygonum argyrocoleon	*silver-sheath knotweed			2
411	Polygonum lapathifolium	willow weed			2
412	Polygonum punctatum	punctate smartweed			2
413	Pterostegia drymarioides	threadstem	X	X	1
414	Rumex acetosella	*common sheep sorrel			2
415	Rumex conglomeratus	*whorled dock	X	X	1
416	Rumex crispus	*curly dock	X	X	1
417	Rumex salicifolius	willow-leaved dock	X	X	1
Portulacaceae		Purslane Family
418	Calandrinia ciliata	red maids	X	X	1
419	Calyptridium monandrum	sand cress		?	3
420	Claytonia parviflora ssp. parviflora	narrow-leaved miner's lettuce	X	X	6
421	Claytonia perfoliata ssp. mexicana	southern miner's lettuce	X	X	6
422	Claytonia perfoliata ssp. perfoliata	miner's lettuce	X	X	681
423	Montia fontana ssp. amporitana	water chickweed		X	1
424	Portulaca oleracea	*common purslane			2
Primulaceae		Primrose Family
425	Anagallis arvensis	*scarlet pimpernel	X	X	1
426	Centunculus minimus	chaffweed		X	81
427	Dodecatheon clevelandii ssp. clevelandii	shooting star	X	X	1
428	Samolus parviflorus	water-pimpernel		X	1
Ranunculaceae		Buttercup Family
429	Clematis pauciflora	virgin's bower	X	X	1
430	Delphinium cardinale	scarlet larkspur		X	1
431	Delphinium parryi ssp. parryi	blue larkspur	X	X	61
432	Myosurus minimus ssp. apus	little mousetail		X	1
433	Ranunculus aquatilis var. capillaceus	water crowfoot	X	X	1
434	Ranunculus hebecarpus	delicate buttercup		X	4
435	Ranunculus occidentalis	western buttercup	X	X	61
436	Thalictrum fendleri var. polycarpum	meadow-rue	X	X	81
Rhamnaceae		Buckthorn Family
437	Ceanothus crassifolius	hoaryleaf ceanothus	X	X	1
438	Ceanothus leucodermis	chaparral whitethorn		X	1
439	Ceanothus tomentosus var. olivaceus	Ramona lilac	X	X	1
440	Rhamnus californica ssp. californica	California coffeeberry	X	X	1
441	Rhamnus crocea	redberry	X	X	1
442	Rhamnus ilicifolia	hollyleaf redberry	X	X	1
Rosaceae		Rose Family
443	Adenostoma fasciculatum	chamise	X	X	1
444	Aphanes occidentalis	western lady's mantle	X	X	4
445	Cercocarpus betuloides var. betuloides	birch-leaf mountain-mahogany		X	1
446	Cercocarpus minutiflorus	San Diego mountain mahogany	X	X	1
447	Heteromeles arbutifolia	toyon	X	X	1
448	Potentilla glandulosa ssp. glandulosa	sticky cinquefoil	X	X	1
449	Prunus emarginata	bitter cherry		X	1
450	Prunus ilicifolia ssp. ilicifolia	hollyleaf cherry	X	X	1
451	Rosa californica	California wild rose		X	1
452	Rubus discolor	*Himalaya blackberry	X	X	81
453	Rubus ursinus	California blackberry		?	3
Rubiaceae		Bedstraw Family
454	Galium angustifolium ssp. angustifolium	narrowleaf bedstraw	X	X	1
455	Galium aparine	common bedstraw	X	X	1
456	Galium murale	*tiny bedstraw		X
457	Galium nuttallii ssp. nuttallii	climbing bedstraw	X	X	1
458	Galium parisiense	*wall bedstraw	X	X	7
Salicaceae		Willow Family
459	Populus balsamifera ssp. trichocarpa	black cottonwood		X	81
460	Populus fremontii ssp. fremontii	Fremont cottonwood		X	1
461	Salix exigua	narrowleaf willow			82
462	Salix gooddingii	black willow	X	X	1162
463	Salix laevigata	red willow	X	X	1
464	Salix lasiolepis	arroyo willow	X	X	1
465	Salix lucida ssp. lasiandra	shining willow	X	X	682
Saururaceae		Lizard-Tail Family
466	Anemopsis californica	yerba mansa	X	X	1
Saxifragaceae		Saxifrage Family
467	Jepsonia parryi	coast jepsonia	X	X	1
468	Lithophragma affine	woodland star	X	X	1
469	Saxifraga californica	California saxifrage			2
Scrophulariaceae		Snapdragon Family
470	Antirrhinum coulterianum	Coulter's snapdragon	X	X	1
471	Antirrhinum kelloggii	twining snapdragon	X	X	1
472	Antirrhinum nuttallianum	purple snapdragon	X	X	1
473	Antirrhinum nuttallianum ssp. nuttallianum	purple snapdragon	X	X	61
474	Castilleja affinis ssp. affinis	coast Indian paintbrush		X	1
475	Castilleja densiflora	owl's-clover	X	X	81
476	Castilleja exserta ssp. exserta	purple owl's clover	X	X	81
477	Castilleja foliolosa	woolly Indian paintbrush		X	1
478	Castilleja minor ssp. spiralis	lesser paintbrush		?	83
479	Collinsia concolor	southern Chinese houses			2
480	Collinsia heterophylla	Chinese houses	X	X	1
481	Collinsia parryi	Parry's collinsia		X	1
482	Cordylanthus rigidus ssp. setigerus	bristly bird's beak	X	X	81
483	Keckiella antirrhinoides var. antirrhinoides	chaparral beard-tongue	X	X	1
484	Keckiella cordifolia	heartleaf penstemon	X	X	1
485	Linaria canadensis var. texana	rough-seeded blue toad-flax	X	X	1
486	Mimulus aurantiacus	bush monkeyflower	X	X	81
487	Mimulus brevipes	wide-throated yellow monkeyflower	X	X	1
488	Mimulus cardinalis	scarlet monkeyflower		X	1
489	Mimulus floribundus	floriferous monkeyflower	X	X	1
490	Mimulus guttatus	common monkeyflower	X	X	1
491	Mimulus palmeri	Palomar monkeyflower		X	81
492	Mimulus pilosus	false monkeyflower	X	X	1
493	Pedicularis densiflora	Indian warrior		?	3
494	Penstemon heterophyllus var. australis	southern foothill penstemon	X	X	1
495	Penstemon spectabilis var. spectabilis	showy penstemon	X	X	81
496	Scrophularia californica ssp. floribunda	California bee plant	X	X	1
497	Veronica americana	American speedwell			2
498	Veronica anagallis-aquatica	*water speedwell			2
499	Veronica peregrina ssp. xalapensis	purslane speedwell	X	X	1
Solanaceae		Nightshade Family
500	Datura wrightii	sacred datura		X	1
501	Nicotiana glauca	*tree tobacco		X	1
502	Nicotiana quadrivalvis	Indian tobacco		X	81
503	Solanum americanum	small-flowered nightshade			2
504	Solanum douglasii	white nightshade		X	1
505	Solanum parishii	Parish's purple nightshade	X	X	61
Urticaceae		Nettle Family
506	Parietaria hespera var. hespera	pellitory	X	X	1
507	Urtica dioica ssp. holosericea	stinging nettle		X	1
Valerianaceae		Valerian Family
508	Plectritis ciliosa ssp. insignis	showy plectritis	X	X	1
Verbenaceae		Vervain Family
509	Verbena lasiostachys var. lasiostachys	western vervain	X	X	81
Violaceae		Violet Family
510	Viola pedunculata	johnny jump-up	X	X	1
Viscaceae		Mistletoe Family
511	Phoradendron macrophyllum	big leaf mistletoe	X	X	81
512	Phoradendron villosum	oak mistletoe		X	1
Vitaceae		Grape Family
513	Parthenocissus vitacea	Virginia creeper			82
514	Vitis girdiana	wild grape		X	1
Zygophyllaceae		Eel-Grass Family
515	Tribulus terrestris	*puncture-vine		X	1
Conifers
Cupressaceae		Cypress Family
516	Juniperus californica	California juniper			2
Moncots
Cyperaceae		Sedge Family
517	Carex alma	sturdy sedge	X	X	1
518	Carex barbarae	valley sedge			2
519	Carex densa	dense sedge			2
520	Carex praegracilis	clustered field sedge	X	X	1
521	Carex schottii	Schott's sedge		X	1
522	Carex senta	swamp sedge		?	3
523	Carex spissa	San Diego sedge	X	X	116
524	Carex triquetra	triangular-fruit sedge	X	X	1
525	Cyperus eragrostis	umbrella sedge	X	X	2
526	Cyperus esculentus	chufa flatsedge			2
527	Cyperus involucratus	*umbrella plant			82
528	Eleocharis acicularis var. acicularis	needle spikerush		X	81
529	Eleocharis macrostachya	common spikerush	X	X	1
530	Eleocharis parishii	Parish's spikerush		X	81
531	Eleocharis radicans	creeping spikerush		X	1
532	Scirpus acutus var. occidentalis	common tule		X	1
533	Scirpus californicus	California tule		X	1
534	Scirpus microcarpus	mountain bog bulrush		X	1
Hydrocharitaceae		Waterweed Family
535	Najas marina	marine water nymph			2
Iridaceae		Iris Family
536	Sisyrinchium bellum	blue-eyed grass	X	X	1
Juncaceae		Rush Family
537	Juncus balticus	wire rush	X	X	1
538	Juncus bufonius var. bufonius	toad rush	X	X	61
539	Juncus bufonius var. occidentalis	western toad rush	X	X	81
540	Juncus effusus var. pacificus	Pacific rush		X	1
541	Juncus macrophyllus	long-leaved rush		X	1
542	Juncus mexicanus	Mexican rush	X	X	1
543	Juncus oxymeris	pointed rush		X	1
544	Juncus phaeocephalus var. paniculatus	spreading brown-headed rush		X	10
545	Juncus rugulosus	wrinkled rush	X	X	1
546	Juncus textilis	basket rush		X	1
547	Juncus tiehmii	Tiehm's rush		X	1
548	Juncus xiphioides	iris-leaved rush		X	1
Juncaginaceae		Arrow-Grass Family
549	Lilaea scilloides	flowering quillwort		X	1
Lemnaceae		Duckweed Family
550	Lemna gibba	swollen duckweed		X	1
551	Lemna minor	common duckweed		X	1
552	Lemna minuta	duckweed		X	1
Liliaceae		Lily Family
553	Allium haematochiton	red-skinned onion	X	X	1
554	Allium lacunosum var. lacunosum	pitted onion		X	1
555	Allium peninsulare var. peninsulare	Mexicali onion		X	81
556	Bloomeria crocea	goldenstar	X	X	1
557	Brodiaea filifolia	thread-leaved brodiaea	X	X	1
558	Brodiaea orcuttii	Orcutt's brodiaea		X	1
559	Brodiaea terrestris ssp. kernensis	earth brodiaea	X	X	1
560	Calochortus albus	white fairy lantern	X	X	1
561	Calochortus splendens	splendid mariposa lily	X	X	1
562	Calochortus weedii var. weedii	yellow mariposa lily	X	X	61
563	Chlorogalum parviflorum	small-flowered soap plant		X	1
564	Chlorogalum pomeridianum var. pomeridianum	soap plant	X	X	81
565	Dichelostemma capitatum ssp. capitatum	blue dicks	X	X	81
566	Fritillaria biflora var. biflora	chocolate lily	X	X	61
567	Lilium humboldtii ssp. ocellatum	ocellated Humboldt lily		?	3
568	Muilla maritima	muilla	X	X	1
569	Yucca whipplei	chaparral yucca	X	X	1
570	Zigadenus fremontii	white star-lily		X	1
Orchidaceae		Orchid Family
571	Piperia unalascensis	Alaska rein orchid		X	81
Poaceae		Grass Family
572	Achnatherum coronatum	giant needlegrass	X	X	81
573	Aegilops cylindrica	*jointed goatgrass	X	X	7
574	Agrostis pallens	seashore bentgrass	X	X	81
575	Agrostis stolonifera	*creeping bentgrass	X	X	6
576	Agrostis viridis	*green bentgrass		X	81
577	Aira caryophyllea	*silver hairgrass			2
578	Alopecurus saccatus	foxtail		X	81
579	Aristida ternipes var. hamulosa	hook three-awn	X	X	7
580	Avena barbata	*slender wild oats	X	X	1
581	Avena fatua	*wild oats	X	X	1
582	Avena sativa	*common oats		X	4
583	Bothriochloa barbinodis	cane bluestem		?	3
584	Brachypodium distachyon	*purple false-brome	X	X	7
585	Bromus arenarius	*Australian brome	X	X	1
586	Bromus carinatus var. carinatus	California brome	X	X	61
587	Bromus catharticus	*rescue grass		X	10
588	Bromus diandrus	*ripgut brome	X	X	1
589	Bromus grandis	tall brome		X	1
590	Bromus hordeaceus	*soft chess	X	X	81
591	Bromus laevipes	woodland brome		X	81
592	Bromus madritensis ssp. rubens	*red brome	X	X	81
593	Bromus tectorum	*downy brome		X	1
594	Chloris verticillata	*tumble finger grass		X	7
595	Cortaderia jubata	*pampas grass			82
596	Cynodon dactylon	*Bermuda grass	X	X	1
597	Dactylis glomerata	*orchard-grass		X	7
598	Deschampsia danthonioides	annual hairgrass	X	X	1
599	Digitaria sanguinalis	*crabgrass			2
600	Distichlis spicata	saltgrass	X	X	1
601	Echinochloa colona	*jungle rice			2
602	Echinochloa crus-galli	*barnyard grass		X	1
603	Elymus elymoides	squirreltail		X	81
604	Elymus glaucus ssp. glaucus	blue wildrye	X	X	1
605	Elymus glaucus ssp. jepsonii	Jepson's blue wildrye	X	X	6
606	Elymus multisetus	big squirreltail	X	X	81
607	Elymus X macounii	Macoun's ryegrass			2
608	Elytrigia pontica ssp. pontica	*tall wheatgrass		X	881
609	Eragrostis mexicana ssp. virescens	Mexican lovegrass			2
610	Festuca arundinacea	*tall fescue	X	X	7
611	Gastridium ventricosum	*nit grass	X	X	1
612	Hordeum brachyantherum ssp. californicum	California meadow barley		X	1
613	Hordeum depressum	low barley		?	613
614	Hordeum marinum ssp. gussoneanum	*Mediterranean barley	X	X	1
615	Hordeum murinum ssp. glaucum	*foxtail barley	X	X	1
616	Hordeum murinum ssp. leporinum	*foxtail barley	X	X	1
617	Hordeum vulgare var. trifurcatum	*cultivated barley		X	7
618	Koeleria macrantha	June grass	X	X	1
619	Lamarckia aurea	*goldentop	X	X	1
620	Leptochloa uninervia	Mexican sprangletop			2
621	Leymus condensatus	giant wild-rye	X	X	81
622	Leymus triticoides	creeping wild rye	X	X	81
623	Leymus Xmultiflorus (L. condensatus X L. triticoides)	hybrid wild-rye	X	X	6
624	Lolium multiflorum	*Italian rye-grass	X	X	81
625	Lolium perenne	*English rye-grass	X	X	6
626	Lolium temulentum	*Darnel	X	X	1
627	Melica frutescens	tall melica		X	1
628	Melica imperfecta	coast-range melic	X	X	1
629	Muhlenbergia asperifolia	scratchgrass		X	1
630	Muhlenbergia microsperma	littleseed muhly		?	3
631	Muhlenbergia rigens	deergrass	X	X	1
632	Nassella cernua	nodding needlegrass	X	X	81
633	Nassella lepida	foothill needlegrass	X	X	81
634	Nassella pulchra	purple needlegrass	X	X	81
635	Orcuttia californica	California Orcutt grass		X	1
636	Panicum capillare	witchgrass			2
637	Paspalum dilatatum	*dallis grass	X	X	1
638	Paspalum distichum	knot grass	X	X	1
639	Pennisetum setaceum	*fountain grass			2
640	Phalaris aquatica	*Harding grass	X	X	2
641	Phalaris caroliniana	*Carolina canarygrass	X	X	1
642	Phalaris minor	*little-seed canarygrass		X	1
643	Piptatherum miliaceum	*smilo grass	X	X	3
644	Poa annua	*annual blue grass	X	X	1
645	Poa bulbosa	*bulbous blue grass		?	3
646	Poa infirma	*weak blue grass	X	X	6
647	Poa secunda ssp. secunda	one-sided bluegrass	X	X	81
648	Polypogon monspeliensis	*rabbits-foot grass	X	X	1
649	Rhynchelytrum repens	*Natal grass		X	7
650	Schismus barbatus	*Mediterranean schismus	X	X	69
651	Secale cereale	*rye		X	1
652	Setaria gracilis			X	81
653	Setaria viridis	*green foxtail			2
654	Sorghum halepense	*johnsongrass		X	1
655	Triticum aestivum	*common wheat		X	7
656	Vulpia bromoides	*brome fescue	X	X	1
657	Vulpia myuros var. hirsuta	*hairy rattail fescue	X	X	1
658	Vulpia myuros var. myuros	*rattail fescue	X	X	1
659	Vulpia octoflora var. octoflora	six-weeks fescue	X	X	6
Potamogetonaceae		Pondweed Family
660	Potamogeton foliosus var. foliosus	leafy pondweed		X	81
661	Potamogeton pectinatus	fennel-leaved pondweed		X	1
662	Potamogeton pusillus	small pondweed		X	1
Typhaceae		Cat Tail Family
663	Sparganium eurycarpum ssp. eurycarpum	bur-reed		X	1
664	Typha angustifolia	narrow-leaf cattail		X	1
665	Typha domingensis	southern cattail	X	X	1
666	Typha latifolia	broadleaf cattail		?	3
Zannichelliaceae		Horned-Pondweed Family
667	Zannichellia palustris	horned pondweed		X	1