CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record chorizanthe_robusta_var._robusta - Thu, Dec. 2, 2021, 12:00 ET b
Chorizanthe robusta var. robusta
common namerobust spineflower
CalPhotos image
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© 2000 Dean Wm. Taylor  Follow image link for photo data.
familyPolygonaceae
life formannual herb
CA Rare Plant Rank
List 1B.1
CA-Endemic
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.1: Seriously endangered in California
state rank
S1      ranking system key
global rank
G2T1      ranking system key
Where did the "RED" code go?
CA state listingNone  
federal listingEndangered  02/04/94
where found
MAPS - Use v8 link below.

Topographic quads (17):
Espinosa Canyon (318D)* 3612111, Soledad (342A)* 3612143, Marina (366A) 3612167, Seaside (366D)* 3612157, Watsonville East (386B)(*?) 3612186, Watsonville West (387A) 3612187, Soquel (387B) 3612188, Moss Landing (387D) 3612177, Santa Cruz (387E) 3612281, Los Gatos (407B)* 3712128, Laurel (407C)* 3712118, Felton (408D) 3712211, San Jose West (427C)* 3712138, San Francisco South (448B)* 3712264, Oakland East (465C)* 3712272, Tomales (485B) 3812228, Drakes Bay (485C) 3812218
quad data info

Counties, states, regions:
Alameda (ALA)*, Monterey (MNT), Marin (MRN)?, Santa Clara (SCL)*, Santa Cruz (SCR), San Francisco (SFO), San Mateo (SMT)*
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)(maritime)
•Cismontane woodland (CmWld)(openings)
•Coastal dunes (CoDns)
•Coastal scrub (CoScr)/sandy or gravelly
blooming period Apr-Sep  
elevation range3 - 300 meters
notes
Most populations extirpated, and now known from only six extended occurrences. Threatened by development, recreation, mining, and non-native plants. See C. robusta in The Jepson Manual. See Phytologia 66(2):130-131 (1989) for taxonomic treatment, and Fremontia 24(4):8-11 (1996) for taxonomic discussion.
full nameChorizanthe robusta Parry var. robusta
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  CHROR Element Code  PDPGN040Q2
CalFlora
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web


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 Thu, Dec. 2, 2021 from http://www.cnps.org/inventory

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