Plant Checklist for Anza Borrego Desert State Park

Compiled March 3, 2007 from voucher data provided by the participants of the Consortium of California Herbaria, CalFlora species data, and Tom Chester's database of Southern California plants. The scientific name of all plants are current names as defined by the Jepson Flora Project. The "R" column indicates plants which appear in one of the CNPS (California Native Plant Society) lists (1B, 2, 3, or 4) of rare and/or endangered plants. The "N" column identifies plants that are non-native with an "I" (introduced).

Dicotyledonae

# N R Scientific Name Key Common Name Lifeform Low High Notes
Acanthaceae Acanthus Family
1   2.2 Carlowrightia arizonica key Arizona carlowrightia Shrub      
2     Justicia californica key chuparosa Shrub 0 2625  
 
Amaranthaceae Amaranth Family
3     Amaranthus blitoides key mat amaranth Annual herb 0 7218  
4     Amaranthus fimbriatus key fringed amaranth Annual herb 1969 5577  
5     Tidestromia oblongifolia key Arizona honeysweet Perennial herb 0 3937  
 
Anacardiaceae Sumac Or Cashew Family
6     Rhus ovata key sugar bush Shrub 0 4265  
7     Rhus trilobata key basketbush Shrub 0 3500  
 
Apiaceae Carrot Family
8     Apiastrum angustifolium key wild celery Annual herb 0 3000  
9     Daucus pusillus key rattlesnake weed Annual herb 0 5000  
10     Lomatium dasycarpum key woolly-fruited lomatium Perennial herb 0 5249  
11     Lomatium mohavense key Mojave lomatium Perennial herb 3281 6562  
12     Sanicula bipinnatifida key purple sanicle Perennial herb 0 5000  
13     Tauschia arguta key southern tauschia Perennial herb 328 4921  
 
Asclepiadaceae Milkweed Family
14     Asclepias subulata key ajamete Perennial herb 0 2297  
15   4.3 Cynanchum utahense key Utah vine milkweed Perennial herb      
16   2.3 Matelea parvifolia key spearleaf Perennial herb      
17     Sarcostemma cynanchoides ssp. hartwegii key climbing milkweed Perennial herb, Vine 98 5249  
18     Sarcostemma hirtellum key trailing townula Perennial herb, Vine 492 3937  
 
Asteraceae Sunflower Family
19     Acamptopappus sphaerocephalus var. sphaerocephalus key goldenhead Shrub 0 7218  
20     Adenophyllum porophylloides key San Felipe dogweed Perennial herb 656 4790  
21     Ambrosia acanthicarpa key bur-ragweed Annual herb 0 7218  
22     Ambrosia dumosa key burroweed Shrub 0 5249  
23     Ambrosia psilostachya key western ragweed Perennial herb 0 3281  
24     Artemisia ludoviciana ssp. albula key white mugwort Perennial herb 0 4593  
25     Baccharis brachyphylla key short-leaved baccharis Shrub 984 3937  
26     Baccharis emoryi key Emory's baccharis Shrub 0 1969  
27     Baccharis salicifolia key mule fat Shrub 0 1500  
28     Baccharis sergiloides key desert baccharis Shrub 1969 5167  
29     Baileya pauciradiata key Colorado Desert marigold Annual herb 0 3609  
30     Baileya pleniradiata key woolly marigold Annual, Perennial herb 0 4921  
31     Bebbia juncea var. aspera key sweetbush Shrub 0 4921  
32     Brickellia arguta var. arguta key California spear-leaved brickellia Shrub 0 4921  
33     Brickellia arguta var. odontolepis key California spear-leaved brickellia Shrub 0 4921  
34     Brickellia desertorum key desert brickellia Shrub 656 4593  
35     Brickellia frutescens key shrubby brickellia Shrub 1969 3937  
36     Calycoseris parryi key yellow tackstem Annual herb 0 6562  
37     Calycoseris wrightii key white tackstem Annual herb 492 3773  
38     Chaenactis artemisiifolia key meally white pincushion Annual herb 0 5249  
39     Chaenactis carphoclinia var. carphoclinia key pebble pincushion Annual herb 0 6234  
40   1B.3 Chaenactis carphoclinia var. peirsonii key Peirson's pincushion Annual herb      
41     Chaenactis fremontii key Fremont pincushion Annual herb 100 3500  
42     Chaenactis stevioides key desert pincushion Annual herb 0 6890  
43     Coreopsis californica var. californica key California coreopsis Annual herb 100 3000  
44     Dicoria canescens key desert dicoria Annual herb 0 4265  
45     Encelia actoni key Acton's encelia Shrub 2625 4921  
46     Encelia farinosa key brittlebush Shrub 0 3281  
47     Encelia frutescens key button encelia Shrub 0 2625  
48     Ericameria brachylepis key boundary goldenbush Shrub 0 4593  
49     Ericameria cuneata var. spathulata key wide-leaved rock goldenbush Shrub 328 6234  
50     Ericameria linearifolia key narrowleaf goldenbush Shrub 0 6562  
51     Ericameria parishii var. parishii key Parish's goldenbush Shrub 1312 7218  
52     Eriophyllum ambiguum var. paleaceum key annual woolly sunflower Annual herb 328 9186  
53     Eriophyllum confertiflorum var. confertiflorum key golden yarrow Shrub 0 9843  
54     Eriophyllum lanosum key white easter-bonnets Annual herb 0 4593  
55     Eriophyllum pringlei key Pringle's woolly sunflower Annual herb 984 7218  
56     Eriophyllum wallacei key Wallace's woolly daisy Annual herb 200 6500  
57     Filago arizonica key Arizona herba impia Annual herb 0 2625  
58     Filago californica key California filago Annual herb 0 3500  
59     Filago depressa key dwarf filago Annual herb 0 4921  
60 I   Filago gallica key narrowleaf filago Annual herb 0 4593  
61     Geraea canescens key hairy desert-sunflower Annual herb 0 4265  
62     Gutierrezia californica key California matchweed Perennial herb, Shrub 328 984  
63     Helianthus niveus ssp. canescens key gray desert sunflower Annual, Perennial herb 0 984  
64     Helianthus niveus ssp. tephrodes key Algodones Dunes sunflower Perennial herb      
65     Hymenoclea salsola var. salsola key cheesebush Shrub 0 5906  
66     Isocoma acradenia var. bracteosa key bracted alkali goldenbush Shrub 0 2953  
67     Isocoma acradenia var. eremophila key solitary-leaved alkali goldenbush Shrub 0 4265  
68     Layia glandulosa key white tidy-tips Annual herb 0 7800  
69     Lepidospartum squamatum key scale-broom Shrub 0 5906  
70     Lessingia glandulifera var. glandulifera key sticky lessingia Annual herb 0 5577  
71     Malacothrix glabrata key desert dandelion Annual herb 0 6562  
72   2.3 Malperia tenuis key brown turbans Annual herb      
73     Monoptilon bellioides key desert star Annual herb 656 3937  
74     Palafoxia arida var. arida key desert needle Annual herb 0 3281  
75     Pectis papposa var. papposa key chinch-weed Annual herb 0 4921  
76     Perityle emoryi key Emory's rock-daisy Annual herb 0 3281  
77     Peucephyllum schottii key desert pine Shrub 0 4593  
78     Pleurocoronis pluriseta key arrow-leaf Shrub 0 4265  
79     Pluchea sericea key arrow-weed Shrub 0 1969  
80     Porophyllum gracile key odora Perennial herb 0 4921  
81     Rafinesquia californica key California chicory Annual herb 0 4921  
82     Rafinesquia neomexicana key desert chicory Annual herb 0 4593  
83     Senecio californicus key California groundsel Annual herb 0 3500  
84     Senecio mohavensis key Mojave ragwort Annual herb 0 3281  
85     Solidago californica key goldenrod Perennial herb 0 7500  
86 I   Sonchus oleraceus key sow thistle Annual herb 0 4921  
87     Stephanomeria exigua ssp. deanei key slender wreathplant Annual herb 0 5577  
88     Stephanomeria pauciflora var. pauciflora key wire-lettuce Perennial herb 0 7874  
89     Stylocline intertexta key tangled nest-straw Annual herb 164 4593  
90     Stylocline micropoides key desert nest straw Annual herb 164 5249  
91     Stylocline psilocarphoides key Peck's stylocline Annual herb 1969 5906  
92     Trichoptilium incisum key yellow-head Annual herb 0 3281  
93     Trixis californica var. californica key California trixis Shrub 0 3281  
94     Uropappus lindleyi key silver puffs Annual herb 0 6000  
95     Viguiera parishii key Parish's viguiera Shrub 0 4921  
96     Wyethia ovata key southern mule's ears Perennial herb 0 6000  
97   1B.2 Xylorhiza orcuttii key Orcutt's woody-aster Perennial herb      
 
Bignoniaceae Bignonia Family
98     Chilopsis linearis ssp. arcuata key desert-willow Shrub 0 4921  
 
Boraginaceae Borage Family
99     Amsinckia menziesii var. intermedia key common fiddleneck Annual herb 0 5000  
100     Amsinckia menziesii var. menziesii key small-flowered fiddleneck Annual herb 0 5577  
101     Amsinckia tessellata var. tessellata key devil's lettuce Annual herb 164 6562  
102     Cryptantha angustifolia key narrow-leaved cryptantha Annual herb 0 4593  
103     Cryptantha barbigera key bearded cryptantha Annual herb 984 7382  
104     Cryptantha clokeyi key Clokey's cryptantha Annual herb      
105   4.3 Cryptantha costata key ribbed cryptantha Annual herb      
106     Cryptantha decipiens key gravel cryptantha Annual herb      
107   1B.1 Cryptantha ganderi key Gander's cryptantha Annual herb      
108   4.3 Cryptantha holoptera key winged cryptantha Annual herb      
109     Cryptantha intermedia key popcorn flower Annual herb 1500 4500  
110     Cryptantha maritima key Guadalupe cryptantha Annual herb 0 4921  
111     Cryptantha micrantha key purple-root cryptantha Annual herb 0 7500  
112     Cryptantha muricata key prickly cryptantha Annual herb 0 8000  
113     Cryptantha nevadensis key Nevada cryptantha Annual herb      
114     Cryptantha pterocarya var. cycloptera key wing-nut cryptantha Annual herb 0 8202  
115     Cryptantha racemosa key bushy cryptantha Perennial herb 0 4921  
116     Cryptantha utahensis key scented cryptantha Annual herb 0 6562  
117     Pectocarya heterocarpa key chuckwalla pectocarya Annual herb 0 3000  
118     Pectocarya linearis ssp. ferocula key slender combseed Annual herb 16 6562  
119     Pectocarya penicillata key combseed Annual herb 0 4500  
120     Pectocarya peninsularis key Baja pectocarya Annual herb 98 984  
121     Pectocarya platycarpa key broad-fruited combseed Annual herb 492 4921  
122     Pectocarya recurvata key curvenut combseed Annual herb 33 5249  
123     Plagiobothrys arizonicus key Arizona popcorn flower Annual herb 0 4000  
124     Plagiobothrys jonesii key Jones' popcorn flower Annual herb 0 5906  
125     Tiquilia canescens key shrubby coldenia Perennial herb, Shrub 1640 4921  
126     Tiquilia palmeri key Palmer's coldenia Perennial herb 0 2953  
 
Brassicaceae Mustard Family
127     Arabis perennans key perennial rock-cress Perennial herb 984 7218  
128     Arabis pulchra var. pulchra key beautiful rock-cress Perennial herb 1969 7218  
129 I   Brassica tournefortii key Asian mustard Annual herb 0 2625  
130     Caulanthus cooperi key Cooper's jewel-flower Annual herb 984 8202  
131     Caulanthus hallii key Hall's caulanthus Annual herb 492 5906  
132   4.2 Caulanthus simulans key Payson's wild cabbage Annual herb      
133     Descurainia pinnata ssp. glabra key smooth western tansy-mustard Annual herb 0 4921  
134     Descurainia pinnata ssp. halictorum key alkali western tansy-mustard Annual herb 0 5906  
135     Dithyrea californica key spectacle-pod Annual herb 0 4593  
136     Draba cuneifolia key wedge-leaved draba Annual herb 5000 6000  
137     Guillenia lasiophylla key California mustard Annual herb 0 8202  
138 I   Hirschfeldia incana key shortpod mustard Perennial herb 0 5249  
139     Hutchinsia procumbens key prostrate hutchinsia Annual herb 0 8600  
140     Lepidium dictyotum var. dictyotum key net pepper-grass Annual herb 0 3281  
141     Lepidium lasiocarpum var. lasiocarpum key hairy-podded pepper-grass Annual herb 0 1969  
142 I   Lepidium latifolium key broad-leaved pepper-grass Perennial herb 0 6234  
143   4.3 Lyrocarpa coulteri var. palmeri key Coulter's lyrepod Perennial herb      
144 I   Sisymbrium altissimum key tumble-mustard Annual herb 0 8202  
145 I   Sisymbrium irio key London rocket Annual herb 0 2625  
146 I   Sisymbrium orientale key Oriental mustard Annual, Perennial herb 0 3281  
147     Stanleya pinnata var. pinnata key prince's plume Perennial herb, Shrub 0 6070  
148     Streptanthella longirostris key longbeak streptanthella Annual herb 0 6562  
149     Thysanocarpus curvipes var. curvipes key fringe-pod        
150     Tropidocarpum gracile key slender tropidocarpum Annual herb 0 3500  
 
Burseraceae Torchwood Family
151   2.3 Bursera microphylla key elephant tree Tree      
 
Cactaceae Cactus Family
152     Cylindropuntia ganderi key Gander's buckhorn cholla Shrub      
153     Echinocactus polycephalus var. polycephalus key barrel cactus Shrub (stem succulent) 0 3281  
154     Echinocereus engelmannii key Engelmann's hedgehog cactus Shrub (stem succulent)      
155     Ferocactus cylindraceus var. cylindraceus key California barrel cactus Shrub (stem succulent) 0 1969  
156     Ferocactus cylindraceus var. lecontei key California barrel cactus Shrub (stem succulent)      
157     Mammillaria dioica key fish-hook cactus Shrub (stem succulent) 33 4921  
158     Opuntia basilaris var. basilaris key beavertail cactus Shrub (stem succulent) 492 7218  
159     Opuntia bigelovii key teddy-bear cholla Shrub (stem succulent) 0 3281  
160     Opuntia echinocarpa key silver cholla Shrub (stem succulent) 984 4593  
161     Opuntia engelmannii var. engelmannii key Engelmann prickly-pear Shrub 2953 4921  
162     Opuntia phaeacantha key desert prickly-pear Shrub (stem succulent) 148 7283  
 
Campanulaceae Bellflower Family
163     Nemacladus glanduliferus var. glanduliferus key glandular nemacladus Annual herb 492 6234  
164     Nemacladus ramosissimus key Nuttall's nemacladus Annual herb 492 5249  
 
Capparaceae Caper Family
165     Cleome serrulata key Rocky Mountain bee-plant Annual herb 3937 5577  
166     Cleomella obtusifolia key Mojave cleomella Annual herb 984 6562  
167     Isomeris arborea key bladderpod Shrub 0 4265  
 
Caryophyllaceae Pink Family
168     Achyronychia cooperi key frost mat Annual herb 164 2297  
169     Loeflingia squarrosa var. squarrosa key spreading loeflingia Annual herb 0 3937  
 
Chenopodiaceae Goosefoot Family
170     Allenrolfea occidentalis key iodine-bush Shrub 0 4265  
171     Atriplex hymenelytra key desert holly Shrub 0 4921  
172     Atriplex lentiformis ssp. lentiformis key big saltbush Shrub 0 4921  
173     Chenopodium californicum key California goosefoot Perennial herb 0 5000  
174     Chenopodium pratericola key meadow goosefoot Annual herb 0 8202  
175     Suaeda moquinii key bush seepweed Perennial herb 0 5249  
 
Crassulaceae Stonecrop Family
176     Dudleya abramsii key Abrams' dudleya Perennial herb 164 8530  
 
Crossosomataceae Crossosoma Family
177     Crossosoma bigelovii key rock crossosoma Shrub 0 4101  
 
Cucurbitaceae Gourd Family
178     Marah macrocarpus var. macrocarpus key wild-cucumber Perennial herb, Vine 0 2952  
 
Cuscutaceae Dodder Family
179     Cuscuta californica var. papillosa key papillate dodder Annual herb, Vine (parasitic) 0 4921  
180     Cuscuta denticulata key desert dodder Annual herb, Vine (parasitic) 0 4265  
 
Elaeagnaceae Oleaster Family
181 I   Elaeagnus angustifolia key        
 
Ericaceae Heath Family
182     Arctostaphylos glauca key bigberry manzanita Tree, Shrub 0 4500  
 
Euphorbiaceae Spurge Family
183     Acalypha californica key California acalypha Shrub 656 4265  
184     Bernardia myricifolia key western bernardia Shrub 0 3937  
185   2.2 Chamaesyce abramsiana key Abrams' prostrate spurge Annual herb 0 656  
186     Chamaesyce albomarginata key rattlesnake weed Perennial herb 0 7546  
187     Chamaesyce melanadenia key red-gland spurge Perennial herb 0 4265  
188     Chamaesyce pediculifera key Carrizo Mountain spurge Perennial herb 0 1640  
189     Chamaesyce polycarpa key small-seeded spurge Perennial herb 0 3281  
190     Chamaesyce setiloba key Yuma spurge Annual herb 0 4921  
191     Croton californicus key California croton Perennial herb 0 4000  
192     Ditaxis lanceolata key narrowleaf ditaxis Perennial herb 0 1968  
193     Ditaxis neomexicana key New Mexico ditaxis Annual, Perennial herb 0 984  
194     Euphorbia eriantha key beetle spurge Annual herb 0 328  
195     Stillingia linearifolia key linear-leaved stillingia Perennial herb 0 3500  
196     Stillingia spinulosa key annual stillingia Annual, Perennial herb 0 2952  
 
Fabaceae Legume Family
197     Acacia greggii key catclaw Shrub 328 4593  
198     Astragalus acutirostris key beaked rattle-weed Annual herb 1968 4921  
199   4.3 Astragalus crotalariae key Salton milk-vetch Perennial herb      
200     Astragalus didymocarpus var. dispermus key dwarf white milk-vetch Annual herb 98 3937  
201   4.3 Astragalus lentiginosus var. borreganus key Borrego milk-vetch Annual herb      
202   1B.2 Astragalus magdalenae var. peirsonii key Peirson's milk-vetch Perennial herb      
203   4.3 Astragalus nutans key Providence Mtns. milk-vetch Annual herb      
204     Astragalus nuttallianus var. cedrosensis key Cedros milk-vetch Annual herb 0 984  
205     Astragalus pachypus var. pachypus key thick-pod milk-vetch Perennial herb 1640 6233  
206     Astragalus palmeri key Palmer's milk-vetch Perennial herb 492 5413  
207   2.3 Calliandra eriophylla key fairyduster Shrub      
208     Cercidium floridum ssp. floridum key blue palo verde Tree 0 3609  
209     Dalea mollis key silky dalea Perennial herb 0 2624  
210     Dalea mollissima key downy dalea Perennial herb 0 2952  
211     Lotus argophyllus var. argophyllus key southern California silver-lotus Perennial herb 0 5249  
212   1B.3 Lotus haydonii key pygmy lotus Perennial herb      
213     Lotus humistratus key short-podded lotus Annual herb 0 6000  
214     Lotus rigidus key desert lotus Perennial herb 0 5085  
215     Lotus salsuginosus var. brevivexillus key short-bannered coastal lotus Annual herb 0 6069  
216     Lotus salsuginosus var. salsuginosus key coastal lotus Annual herb 0 3937  
217     Lotus scoparius var. brevialatus key short-winged deerweed Perennial herb 0 4593  
218     Lotus strigosus var. tomentellus key strigose lotus        
219     Lupinus arizonicus var. barbatulus key Arizona lupine        
220     Lupinus concinnus key bajada lupine Annual herb 0 5577  
221   1B.3 Lupinus excubitus var. medius key Mountain Springs bush lupine Shrub      
222     Lupinus formosus var. formosus key western lupine Perennial herb 0 9843  
223     Lupinus microcarpus var. densiflorus key chick lupine Annual herb 0 5249  
224     Lupinus sparsiflorus ssp. sparsiflorus key Coulter's lupine        
225     Lupinus succulentus key arroyo lupine Annual herb 0 2000  
226     Marina parryi key Parry's marina Perennial herb 0 2624  
227 I   Melilotus indicus key sourclover        
228     Olneya tesota key ironwood Tree 0 4921  
229     Prosopis glandulosa var. torreyana key honey mesquite Tree, Shrub 0 5577  
230     Psorothamnus emoryi key Emory's indigo-bush Shrub 0 2296  
231     Psorothamnus schottii key indigo bush Shrub 0 1968  
232     Psorothamnus spinosus key smoke tree Tree, Shrub 0 1312  
233     Senna armata key spiny senna Shrub 656 3281  
234   2.2 Senna covesii key Coves's cassia Perennial herb      
 
Fagaceae Oak Family
235     Quercus agrifolia key coast live oak Tree 0 4921  
236     Quercus cornelius-mulleri key desert scrub oak Tree 3281 5905  
237     Quercus palmeri key Palmer's oak Shrub 2296 4265  
 
Fouquieriaceae Ocotillo Family
238     Fouquieria splendens ssp. splendens key ocotillo Shrub 0 2296  
 
Geraniaceae Geranium Family
239 I   Erodium cicutarium key redstem filaree Annual herb 0 6000  
240     Erodium texanum key Texas filaree Annual herb 0 4921  
 
Grossulariaceae Gooseberry Family
241     Ribes indecorum key white-flowering currant Shrub 0 6562  
242     Ribes quercetorum key oak gooseberry Shrub 0 4000  
 
Hydrophyllaceae Waterleaf Family
243     Emmenanthe penduliflora var. penduliflora key whispering bells Annual herb 0 7218  
244     Eriodictyon trichocalyx var. lanatum key smoothleaf yerba santa Shrub 984 4265  
245     Eucrypta chrysanthemifolia var. bipinnatifida key eucrypta Annual herb 98 7546  
246     Eucrypta micrantha key desert eucrypta Annual herb 196 8202  
247     Nama demissum var. demissum key purple mat Annual herb 1640 5249  
248     Nemophila menziesii var. menziesii key baby blue eyes Annual herb 49 5249  
249     Phacelia affinis key limestone phacelia Annual herb 0 11155  
250     Phacelia brachyloba key short-lobed phacelia Annual herb 0 7000  
251     Phacelia cicutaria var. hispida key caterpillar phacelia Annual herb 0 4593  
252     Phacelia crenulata var. ambigua key heliotrope phacelia Annual herb 0 5249  
253     Phacelia crenulata var. minutiflora key little-flowered heliotrope phacelia Annual herb 0 1640  
254     Phacelia cryptantha key limestone phacelia Annual herb 0 6233  
255     Phacelia distans key common phacelia Annual herb 0 7000  
256     Phacelia minor key wild canterbury bells Annual herb 0 5249  
257     Phacelia nashiana key Charlotte's phacelia Annual herb      
258     Phacelia pedicellata key pedicellate phacelia Annual herb 0 4593  
259     Pholistoma auritum var. arizonicum key Arizona pholistoma Annual herb      
260     Pholistoma membranaceum key white fiesta flower Annual herb 131 4593  
 
Krameriaceae Rhatany Family
261     Krameria erecta key Pima rhatany Shrub      
262     Krameria grayi key white rhatany Shrub      
 
Lamiaceae Mint Family
263     Hyptis emoryi key desert lavender Shrub      
264 I   Lamium amplexicaule key henbit Annual herb      
265 I   Marrubium vulgare key horehound Perennial herb      
266     Monardella macrantha ssp. macrantha key hummingbird monardella Perennial herb      
267     Salvia apiana key white sage Shrub      
268     Salvia carduacea key thistle sage Annual herb 0 4500  
269     Salvia columbariae key chia Annual herb 0 7000  
270   4.3 Salvia eremostachya key desert sage Shrub      
271     Salvia vaseyi key Vasey's sage Shrub      
 
Lennoaceae Lennoa Family
272     Pholisma arenarium key sand plant Perennial herb (parasitic)      
 
Loasaceae Loasa Family
273     Mentzelia affinis key yellow blazing star Annual herb 0 5000  
274     Mentzelia albicaulis key white-stemmed blazing star Annual herb 0 7000  
275     Mentzelia desertorum key desert blazing star Annual herb 0 2296  
276     Mentzelia involucrata key bracted blazing star Annual herb 0 2952  
277     Mentzelia jonesii key Jones' blazing star Annual herb, Vine 656 4921  
278     Petalonyx thurberi ssp. thurberi key Thurber's sandpaper-plant Perennial herb 0 3937  
 
Malvaceae Mallow Family
279     Eremalche rotundifolia key desert five-spot Annual herb -165 3937  
280   2.3 Herissantia crispa key curly herissantia Annual, Perennial herb      
281     Hibiscus denudatus key rock hibiscus Perennial herb 0 2624  
282   4.3 Horsfordia newberryi key Newberry's velvet mallow Perennial herb 328 2624  
283     Malacothamnus aboriginum key Indian Valley bush mallow Shrub      
284     Sidalcea malviflora ssp. sparsifolia key checkerbloom        
285     Sphaeralcea ambigua var. ambigua key apricot mallow Perennial herb 492 8202  
286     Sphaeralcea ambigua var. rosacea key rosy apricot mallow Perennial herb 492 2624  
287     Sphaeralcea angustifolia key copper globemallow Shrub (stem succulent) -20 1640  
 
Molluginaceae Carpetweed Family
288 I   Mollugo cerviana key carpet-weed Annual herb 0 5577  
 
Nyctaginaceae Four O'clock Family
289     Abronia pogonantha key Mojave sand verbena Annual herb 0 5085  
290     Abronia villosa var. villosa key hairy sand-verbena Annual herb 0 3280  
291     Allionia incarnata key trailing four o'clock Perennial herb 0 4921  
292     Boerhavia coccinea key scarlet spiderling Perennial herb 0 3000  
293     Boerhavia intermedia key fivewing spiderling Annual herb 0 4265  
294     Mirabilis bigelovii var. retrorsa key wishbone plant Perennial herb 49 7545  
295     Mirabilis multiflora var. pubescens key giant four o'clock Perennial herb 164 6889  
296   4.3 Mirabilis tenuiloba key slender-lobed four o'clock Perennial herb      
 
Oleaceae Olive Family
297     Menodora scoparia key broom twinberry Perennial herb 1968 6561  
 
Onagraceae Evening Primrose Family
298     Camissonia boothii key Booth's sun cup Annual herb -230 7874  
299     Camissonia californica key California suncup Annual herb 0 5000  
300     Camissonia campestris ssp. campestris key field sun-cup Annual herb 0 6561  
301     Camissonia cardiophylla ssp. cardiophylla key heartleaf sun-cup Annual, Perennial herb 0 4593  
302     Camissonia claviformis ssp. aurantiaca key brown-eyed primrose Annual herb -230 2952  
303     Camissonia claviformis ssp. claviformis key brown-eyed primrose Annual herb 2788 5577  
304     Camissonia claviformis ssp. peirsonii key brown-eyed primrose Annual herb -230 984  
305     Camissonia micrantha key small-flowered evening-primrose Annual herb 0 984  
306     Camissonia pallida ssp. pallida key pale sun-cup Annual herb 98 5906  
307     Oenothera deltoides ssp. deltoides key dune primrose Annual herb 0 3608  
 
Orobanchaceae Broom-Rape Family
308     Orobanche cooperi key Cooper's broom-rape Perennial herb (parasitic) 0 1640  
 
Papaveraceae Poppy Family
309     Argemone munita key prickly poppy Annual, Perennial herb 4000 8500  
310     Dicentra chrysantha key golden ear drops Perennial herb 0 5000  
311     Eschscholzia californica key California poppy Annual, Perennial herb 0 6561  
312     Eschscholzia minutiflora key small-flowered poppy Annual herb 0 6562  
313     Eschscholzia parishii key Parish's poppy Annual herb 0 3937  
 
Plantaginaceae Plantain Family
314 I   Plantago lanceolata key English plantain Perennial herb 0 5249  
315     Plantago ovata key desert plantain Annual herb 0 4593  
316     Plantago patagonica key Patagonia plantain Annual herb 1640 7217  
 
Platanaceae Plane Tree Or Sycamore Family
317     Platanus racemosa key western sycamore Tree 0 6561  
 
Polemoniaceae Milkwort Family
318     Eriastrum eremicum ssp. eremicum key desert woolly-star Annual herb 0 5905  
319     Gilia latifolia key broad-leaf gilia Annual herb 0 5905  
320     Gilia leptomeria key Great Basin gilia Annual herb 2624 6889  
321     Gilia scopulorum key rock gilia Annual herb 0 3937  
322     Gilia stellata key star gilia Annual herb 0 5577  
323     Langloisia setosissima ssp. setosissima key bristly langloisia Annual herb 0 5905  
324     Linanthus aureus ssp. aureus key golden linanthus Annual herb 0 6561  
325     Linanthus aureus ssp. decorus key golden linanthus Annual herb 0 6561  
326     Linanthus dichotomus key evening-snow Annual herb 0 5000  
327     Linanthus jonesii key Jones' linanthus Annual herb 0 2952  
328     Loeseliastrum matthewsii key desert calico Annual herb 0 5905  
329     Loeseliastrum schottii key Schott's calico Annual herb 0 5905  
 
Polygonaceae Buckwheat Family
330     Chorizanthe brevicornu var. brevicornu key brittle spineflower Annual herb 0 7545  
331     Chorizanthe corrugata key wrinkled spineflower Annual herb -230 3018  
332     Chorizanthe fimbriata var. laciniata key lace-fringed spineflower Annual herb 0 5249  
333   1B.2 Chorizanthe xanti var. leucotheca key white-bracted spineflower Annual herb      
334     Eriogonum deflexum var. deflexum key flat-topped buckwheat Annual herb 0 6561  
335     Eriogonum fasciculatum var. polifolium key California buckwheat Shrub 196 7545  
336     Eriogonum inflatum var. deflatum key desert trumpet Perennial herb 0 3608  
337     Eriogonum maculatum key spotted buckwheat Annual herb 328 8202  
338     Eriogonum nudum key naked buckwheat Shrub 0 12467  
339     Eriogonum reniforme key kidney-leaf buckwheat Annual herb 0 4921  
340     Eriogonum thomasii key Thomas' buckwheat Annual herb -201 4265  
341     Eriogonum thurberi key Thurber's buckwheat Annual herb 328 4265  
342     Eriogonum umbellatum key sulphur buckwheat Perennial herb 0 12139  
343     Eriogonum wrightii var. nodosum key Wright's buckwheat Perennial herb, Shrub 492 5249  
344     Pterostegia drymarioides key threadstem Annual herb 0 5000  
 
Portulacaceae Purslane Family
345     Calandrinia ambigua key desert red maids Annual herb 0 3280  
346     Calyptridium monandrum key sand cress Annual herb 0 6000  
 
Rafflesiaceae Rafflesia Family
347   4.3 Pilostyles thurberi key Thurber's pilostyles Perennial herb (parasitic)      
 
Ranunculaceae Buttercup Family
348   4.3 Delphinium parishii ssp. subglobosum key intermediate larkspur Perennial herb      
 
Resedaceae Mignonette Family
349     Oligomeris linifolia key narrowleaf oligomeris Annual herb 0 2788  
 
Rhamnaceae Buckthorn Family
350     Ceanothus greggii var. perplexans key cupped-leaf ceanothus Shrub 0 6889  
351     Ziziphus parryi var. parryi key lotebush Shrub 1640 4921  
 
Rosaceae Rose Family
352     Coleogyne ramosissima key black brush Shrub 1968 5249  
353     Prunus fremontii key desert apricot Tree, Shrub 656 3937  
 
Rubiaceae Madder Or Coffee Family
354   1B.3 Galium angustifolium ssp. borregoense key Borrego bedstraw Perennial herb      
355   4.2 Galium angustifolium ssp. gracillimum key slender bedstraw Perennial herb 426 5085  
356     Galium stellatum var. eremicum key star-flowered bedstraw Shrub 426 5249  
 
Rutaceae Rue Or Citrus Family
357     Thamnosma montana key turpentine broom Shrub 0 2296  
 
Salicaceae Willow Family
358     Populus fremontii ssp. fremontii key Fremont cottonwood Tree 0 6500  
359     Salix exigua key narrowleaf willow Tree, Shrub 0 5500  
360     Salix gooddingii key black willow Tree 0 2000  
361     Salix laevigata key red willow Tree 0 5000  
 
Saxifragaceae Saxifrage Family
362   1B.3 Heuchera brevistaminea key Mt. Laguna alumroot Perennial herb (rhizomatous)      
 
Scrophulariaceae Figwort Family
363     Antirrhinum coulterianum key Coulter's snapdragon Annual herb 0 5577  
364     Antirrhinum filipes key desert twining snapdragon Annual herb 0 4593  
365     Castilleja exserta ssp. exserta key purple owl's-clover Annual herb 0 5249  
366     Castilleja foliolosa key woolly Indian paintbrush Perennial herb 0 5000  
367     Keckiella antirrhinoides var. microphylla key little-leaved chaparral beard-tongue Shrub 1312 5905  
368 I   Linaria bipartita key split-lip toadflax Annual herb 0 1640  
369   4.3 Mimulus aridus key low bush monkeyflower Shrub      
370     Mimulus bigelovii var. bigelovii key Bigelow's monkeyflower Annual herb 393 5577  
371     Mimulus brevipes key wide-throated yellow monkeyflower Annual herb 5000 7100  
372     Mimulus fremontii key Fremont's monkeyflower Annual herb      
373     Mohavea confertiflora key ghost flower Annual herb 0 3608  
374     Penstemon centranthifolius key scarlet bugler Perennial herb 0 5905  
375     Penstemon clevelandii var. clevelandii key Cleveland's beardtongue Perennial herb 1312 4921  
 
Simmondsiaceae Jojoba Family
376     Simmondsia chinensis key jojoba Shrub 0 4921  
 
Solanaceae Nightshade Family
377     Datura discolor key desert thornapple Annual herb 0 1640  
378     Datura wrightii key sacred datura Perennial herb 0 4000  
379     Lycium andersonii key Anderson's desert-thorn Shrub 0 6000  
380     Lycium brevipes var. brevipes key desert-thorn Shrub 0 1968  
381     Lycium cooperi key Cooper's box-thorn Shrub 0 6561  
382     Lycium fremontii key Fremont box-thorn Shrub 0 1640  
383     Nicotiana clevelandii key Cleveland's tobacco Annual herb 0 1640  
384     Nicotiana obtusifolia key desert tobacco Perennial herb 0 5249  
385     Physalis crassifolia key thick-leaved ground cherry Annual, Perennial herb 0 4265  
386     Solanum americanum key small-flowered nightshade Annual, Perennial herb 0 3280  
387 I   Solanum elaeagnifolium key horse-nettle Perennial herb 0 3937  
388     Solanum parishii key Parish's purple nightshade Shrub 0 6000  
 
Sterculiaceae Cacao Family
389   2.3 Ayenia compacta key ayenia Perennial herb, Shrub      
 
Tamaricaceae Tamarisk Family
390 I   Tamarix chinensis key Chinese tamarisk Shrub 0 656  
391 I   Tamarix ramosissima key saltcedar Tree, Shrub 0 2624  
 
Urticaceae Nettle Family
392     Parietaria hespera var. californica key California pellitory Annual herb 0 4593  
393     Parietaria hespera var. hespera key pellitory Annual herb      
 
Verbenaceae Vervain Family
394     Verbena lasiostachys key western vervain Perennial herb 0 8202  
 
Viscaceae Mistletoe Family
395     Phoradendron californicum key desert mistletoe Shrub (parasitic) 0 3937  
396     Phoradendron macrophyllum key big leaf mistletoe Shrub (parasitic) 0 3937  
 
Zygophyllaceae Caltrop Family
397     Fagonia laevis key California fagonia Shrub (stem succulent) 0 2297  
398     Fagonia pachyacantha key sticky fagonia Perennial herb (stem succulent) 0 1641  
399     Kallstroemia californica key California caltrop Annual herb 0 1968  
400 I   Kallstroemia parviflora key few-flowered caltrop Annual herb 4921 6561  
401     Larrea tridentata key creosote bush Shrub 0 3280  
402 I   Tribulus terrestris key puncture-vine Annual herb 0 3280  
 

Gymnospermae

# N R Scientific Name Key Common Name Lifeform Low High Notes
Cupressaceae Cypress Family
403     Juniperus californica key California juniper Shrub 0 5000  
 
Ephedraceae Ephedra Family
404     Ephedra aspera key Mormon tea Shrub 0 4921  
405     Ephedra californica key desert tea Shrub 0 3000  
406     Ephedra fasciculata key Arizona ephedra Shrub 0 4921  
407     Ephedra funerea key Death Valley ephedra Shrub 0 5577  
 

Monocotyledonae

# N R Scientific Name Key Common Name Lifeform Low High Notes
Arecaceae Palm Family
408     Washingtonia filifera key California fan palm Tree 0 3937  
 
Juncaceae Rush Family
409   4.2 Juncus acutus ssp. leopoldii key spiny rush Perennial herb (rhizomatous)      
410     Juncus bufonius key toad rush Annual herb      
 
Liliaceae Lily Family
411     Allium fimbriatum var. fimbriatum key fringed onion Perennial herb      
412     Calochortus concolor key golden-bowl mariposa Perennial herb 1968 8202  
413     Dichelostemma capitatum ssp. pauciflorum key few-flowered blue dicks Perennial herb 984 6889  
414     Hesperocallis undulata key desert lily Perennial herb 0 2624  
415     Nolina parryi key Parry's nolina Perennial herb 2952 3937  
416     Yucca schidigera key Mohave yucca Tree 0 8202  
417     Zigadenus fremontii key white star-lily Perennial herb 0 3500  
 
Orchidaceae Orchid Family
418     Epipactis gigantea key stream orchid Perennial herb 0 7500  
 
Poaceae Grass Family
419     Achnatherum coronatum key giant needlegrass Perennial herb 0 5000  
420     Achnatherum hymenoides key Indian ricegrass Perennial herb 0 10400  
421     Achnatherum parishii key Parish's needlegrass Perennial herb 2952 8858  
422     Achnatherum speciosum key desert needlegrass Perennial herb 0 6700  
423 I   Agropyron desertorum key desert crested wheatgrass Perennial herb 1968 4921  
424     Aristida adscensionis key six-weeks three-awn Annual herb 0 4593  
425     Aristida californica var. californica key California three-awn Perennial herb 0 492  
426     Aristida purpurea var. nealleyi key Nealley three-awn Perennial herb 656 6561  
427     Aristida purpurea var. parishii key Parish three-awn Perennial herb 984 4265  
428 I   Avena barbata key slender wild oats Annual, Perennial herb 131 3937  
429 I   Avena fatua key wild oats Annual herb 82 4002  
430     Bothriochloa barbinodis key cane bluestem Perennial herb 0 3937  
431     Bouteloua aristidoides var. aristidoides key needle grama Annual herb 0 5905  
432     Bouteloua barbata key Annual herb 0 5578  
433 I   Bromus arenarius key Australian brome Annual herb 0 6561  
434     Bromus ciliatus key fringed brome Perennial herb 7500 9600  
435 I   Bromus diandrus key ripgut brome Annual herb 0 6561  
436 I   Bromus hordeaceus key soft chess Annual herb 0 3280  
437 I   Bromus madritensis ssp. rubens key red brome Annual herb 0 7217  
438 I   Bromus tectorum key downy brome Annual herb 3000 7000  
439 I   Bromus trinii key Chilean chess Annual herb 0 5577  
440 I   Cenchrus echinatus key southern sandbur Annual herb 0 492  
441     Distichlis spicata key saltgrass Perennial herb 0 3280  
442     Erioneuron pulchellum key fluff grass Perennial herb 984 5577  
443 I   Lolium multiflorum key Italian rye-grass Annual, Biennial herb 0 3280  
444     Melica frutescens key tall melica Perennial herb 984 4921  
445     Melica imperfecta key coast-range melic Perennial herb 0 4000  
446     Nassella cernua key nodding needlegrass Perennial herb 0 4500  
447 I   Pennisetum setaceum key fountain grass Perennial herb 0 328  
448 I   Phalaris minor key little-seed canarygrass Annual herb 0 984  
449     Phragmites australis key common reed Perennial herb 0 5000  
450     Pleuraphis rigida key big galleta Perennial herb 0 5249  
451     Poa bigelovii key Bigelow's blue grass Annual herb 0 4921  
452 I   Polypogon monspeliensis key rabbits-foot grass Annual herb 0 6889  
453 I   Schismus arabicus key Mediterranean grass Annual herb 0 4265  
454 I   Schismus barbatus key Mediterranean schismus Annual herb 0 3937  
455     Vulpia microstachys var. ciliata key Eastwood fescue Annual herb 0 6000  
456 I   Vulpia myuros var. hirsuta key hairy rattail fescue Annual herb 0 5500  
457     Vulpia octoflora var. hirtella key hairy six-weeks fescue Annual herb 0 4921  
458     Vulpia octoflora var. octoflora key six-weeks fescue Annual herb 0 6561  
 

Pteridophyta

# N R Scientific Name Key Common Name Lifeform Low High Notes
Pteridaceae Brake Family
459     Cheilanthes covillei key beady lipfern Fern 1500 9000  
460     Cheilanthes parryi key woolly lipfern Fern 328 4921  
461     Cheilanthes viscida key sticky lipfern Fern 328 5249  
462     Cheilanthes wootonii key Wooton's lace fern Fern (rhizomatous)      
463     Notholaena californica key California cloak fern Fern 656 4265  
464     Pellaea mucronata var. mucronata key bird's-foot fern Fern 65 7874  
465     Pellaea truncata key cliff brake Fern (rhizomatous)      
 
Selaginellaceae Spike Moss Family
466     Selaginella bigelovii key Bigelow's spike-moss Fern (mosslike) 0 6000  
467   2.2 Selaginella eremophila key desert spike-moss Fern (rhizomatous)