CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record cordylanthus_rigidus_ssp._littoralis - Sat, Nov. 27, 2021 13:33 ET c
Cordylanthus rigidus ssp. littoralis
common nameseaside bird's-beak
CalPhotos image
more photos
Donald Myrick © 1999 California Academy of Sciences  Follow image link for photo data.
life formannual herb hemiparasitic
CA Rare Plant Rank
List 1B.1
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.1: Seriously endangered in California
state rank
S2      ranking system key
global rank
G5T2      ranking system key
Where did the "RED" code go?
CA state listingEndangered  01/82
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (18):
Santa Ynez (169D) 3412051, Los Alamos (170A) 3412063, Lompoc (170B) 3412064, Lompoc Hills (170C) 3412054, Santa Rosa Hills (170D) 3412053, Surf (171A) 3412065, Tranquillon Mountain (171D) 3412055, Orcutt (195C) 3412074, Casmalia (196D) 3412075, Mount Carmel (344A) 3612147, Soberanes Point (344B) 3612148, Salinas (365B) 3612166, Spreckels (365C) 3612156, Marina (366A)* 3612167, Monterey (366C)* 3612158, Seaside (366D) 3612157, Prunedale (386C) 3612176, Moss Landing (387D) 3612177
quad data info

Counties, states, regions:
Monterey (MNT), Santa Barbara (SBA)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Closed-cone coniferous forest (CCFrs)
•Chaparral (Chprl)(maritime)
•Cismontane woodland (CmWld)
•Coastal dunes (CoDns)
•Coastal scrub (CoScr)/sandy, often disturbed sites
blooming period Apr-Oct  
elevation range0 - 515 meters
Threatened by development, energy projects, road widening, vehicles, and military operations. Possibly threatened by non-native plants. See Bulletin of the Torrey Botanical Club 45:399-423 (1918) for original description, and Systematic Botany Monographs 10:35-48 (1986) for taxonomic treatment.
full nameCordylanthus rigidus (Benth.) Jeps. ssp. littoralis (Ferris) Chuang & Heckard
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  CORIL Element Code  PDSCR0J0P2
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Sat, Nov. 27, 2021 from

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