CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record crocanthemum_suffrutescens - Wed, Dec. 8, 2021, 10:29 ET b
Crocanthemum suffrutescens
common nameBisbee Peak rush-rose
CalPhotos image
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life form evergreen shrub
CA Rare Plant Rank
List 3.2
LIST 3: We need more information about this plant (Review List).
     0.2: Fairly endangered in California
state rank
S2?     S2: 6-20 occurrences OR 1,000-3,000 individuals OR 2,000-10,000 acres
global rank
G2?Q      ranking system key
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (8):
San Andreas (476B) 3812026, Mokelumne Hill (493C) 3812036, Irish Hill (494B) 3812048, Ione (494C) 3812038, Carbondale (495A) 3812141, Shingle Springs (510B) 3812068, Clarksville (511A) 3812161, Pilot Hill (527D) 3812171
quad data info

Counties, states, regions:
Amador (AMA), Calaveras (CAL), El Dorado (ELD)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)/Often gabbroic or lone soil; often burnded or disturbed areas
blooming period Apr-Aug  
elevation range75 - 670 meters
Move to CRPR 1B? Herbarium material indicates taxon is conspecific with C. scoparium, but field studies reveal differences; definitive taxonomic study needed. Threatened by mining, development, and vehicles. A synonym of Helianthemum scoparium in TJM (1993) and TJM 2. See Madroņo 5:81 (1939) for original description and Phytologia 93(2):271 (2011) for revised nomenclature.
full nameCrocanthemum suffrutescens (B. Schreib.) Sorrie
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDCIS020F0
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 Wed, Dec. 8, 2021 from

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