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CNPS Rare Plant Inventory


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21 matches found. Click on scientific name for details

Search Criteria: CRPR is one of [1A,1A]

Scientific Name Common Name Family Lifeform Blooming Period Fed List State List Global Rank State Rank CA Rare Plant Rank Other Status Threats General Habitats Microhabitats Lowest Elevation (m) Highest Elevation (m) Lowest Elevation (ft) Highest Elevation (ft) CA Endemic Date Added Photo
Calochortus monanthus single-flowered mariposa-lily Liliaceae perennial bulbiferous herb Jun None None GX SX 1A Grazing, Non-native plant impacts Meadows and seeps 745 800 2445 2625 Yes 1974-01-01
No Photo Available
Atriplex tularensis Bakersfield smallscale Chenopodiaceae annual herb Jun-Oct None CE GX SX 1A Agriculture, Groundwater pumping, Hybridization, Other Chenopod scrub 90 200 295 655 Yes 1974-01-01
No Photo Available
Castilleja uliginosa Pitkin Marsh paintbrush Orobanchaceae perennial herb (hemiparasitic) Jun-Jul None CE GX SX 1A Grazing, Other Marshes and swamps (freshwater) 240 240 785 785 Yes 1974-01-01 Photo of Castilleja uliginosa
© 2002 John Game
Cryptantha hooveri Hoover's cryptantha Boraginaceae annual herb Apr-May None None GH SH 1A Agriculture, Development Inland dunes, Valley and foothill grassland (sandy) 9 150 30 490 Yes 1974-01-01
No Photo Available
Diplacus brandegeei Santa Cruz Island monkeyflower Phrymaceae annual herb Mar-May None None G1 SX 1A Grazing Coastal scrub, Valley and foothill grassland Rocky 60 305 195 1000 1974-01-01
No Photo Available
Helianthus nuttallii ssp. parishii Los Angeles sunflower Asteraceae perennial rhizomatous herb Aug-Oct None None G5TX SX 1A Altered flood/tidal/hydrologic regime, Development Marshes and swamps (freshwater, coastal salt) 10 1525 35 5005 Yes 1974-01-01
No Photo Available
Lycium verrucosum San Nicolas Island desert-thorn Solanaceae perennial shrub Apr None None GXQ SX 1A Coastal scrub Yes 1974-01-01
No Photo Available
Malacothamnus parishii Parish's bushmallow Malvaceae perennial deciduous shrub Jun-Jul None None GXQ SX 1A Development Chaparral, Coastal scrub 305 455 1000 1495 Yes 1974-01-01 Photo of Malacothamnus parishii
© 2021 Keir Morse
Diplacus traskiae Santa Catalina Island monkeyflower Phrymaceae annual herb Mar-Apr None None GX SX 1A Grazing, Non-native animal impacts Coastal scrub Yes 1974-01-01
No Photo Available
Monardella leucocephala Merced monardella Lamiaceae annual herb May-Aug None None GX SX 1A Agriculture, Grazing, Mining, Recreational use (non-ORV) Valley and foothill grassland (mesic, sandy) 35 100 115 330 Yes 1974-01-01 Photo of Monardella leucocephala
© 2020 Hannah Kang
Monardella pringlei Pringle's monardella Lamiaceae annual herb May-Jun None None GX SX 1A Development Coastal scrub (sandy) 300 400 985 1310 Yes 1974-01-01
No Photo Available
Potentilla multijuga Ballona cinquefoil Rosaceae perennial herb Jun-Aug None None GX SX 1A Development Meadows and seeps (brackish) 0 2 0 5 Yes 1974-01-01
No Photo Available
Plagiobothrys mollis var. vestitus Petaluma popcornflower Boraginaceae perennial herb Jun-Jul None None G4?TX SX 1A Agriculture Marshes and swamps (coastal salt), Valley and foothill grassland (mesic) 10 50 35 165 Yes 1980-01-01
No Photo Available
Plagiobothrys glaber hairless popcornflower Boraginaceae annual herb Mar-May None None GX SX 1A Agriculture, Development Marshes and swamps (coastal salt), Meadows and seeps (alkaline) 15 180 50 590 Yes 1974-01-01
No Photo Available
Plagiobothrys lithocaryus Mayacamas popcornflower Boraginaceae annual herb Apr-May None None GX SX 1A Chaparral, Cismontane woodland, Valley and foothill grassland Mesic 300 450 985 1475 Yes 1974-01-01
No Photo Available
Ribes divaricatum var. parishii Parish's gooseberry Grossulariaceae perennial deciduous shrub Feb-Apr None None G5TX SX 1A Channelization, Development, Improper burning regime, Non-native plant impacts, Other Riparian woodland 65 300 215 985 Yes 1988-01-01
No Photo Available
Calystegia sepium ssp. binghamiae Santa Barbara morning-glory Convolvulaceae perennial rhizomatous herb Aug None None G5TXQ SX 1A Marshes and swamps (coastal) 5 5 15 15 Yes 1994-01-01
No Photo Available
Erigeron mariposanus Mariposa daisy Asteraceae perennial herb Jun-Aug None None GX SX 1A Cismontane woodland 600 800 1970 2625 Yes 1994-01-01
No Photo Available
Cirsium praeteriens lost thistle Asteraceae perennial herb Jun-Jul None None GX SX 1A 0 100 0 330 Yes 2001-01-01
No Photo Available
Castilleja leschkeana Point Reyes paintbrush Orobanchaceae perennial herb (hemiparasitic) Jun None None GX SX 1A Marshes and swamps (coastal) 0 10 0 35 Yes 2012-11-27
No Photo Available
Potentilla uliginosa Cunningham Marsh cinquefoil Rosaceae perennial herb May-Aug None None GX SX 1A Agriculture, Development Marshes and swamps (freshwater) 30 40 100 130 Yes 2010-12-20
No Photo Available

Suggested Citation:
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5). Website https://www.rareplants.cnps.org [accessed 10 September 2024].