CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-14mar 3-27-14
Status: record cirsium_occidentale_var._lucianum - Thu, Apr. 17, 2014 11:39 ET c
Cirsium occidentale var. lucianum
common nameCuesta Ridge thistle
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familyAsteraceae
life formperennial herb
CA Rare Plant Rank
List 1B.2
CA-Endemic
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.2: Fairly endangered in California
state rank
S2      ranking system key
global rank
G3G4T2   G3G4: Intermediate between G3 and G4
CA state listingNone  
federal listingNone  
where found
(12/2) v7 maps currently unavailable - use link below for v8 details and maps

Topographic quads (4):
Santa Margarita Lake (245C) 3512034, Atascadero (246B) 3512046, San Luis Obispo (246C) 3512036, Lopez Mountain (246D) 3512035
quad data info

Counties, states, regions:
San Luis Obispo (SLO)
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Web application for exploring the CNDDB elements reported at the quad level.
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A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)(openings)/Serpentinite. Often steep rocky slopes and disturbed roadsides.
blooming period Apr-Jun  
elevation range500 - 750 meters
notes
Known only from fewer than 10 extant occurrences in the southern Santa Lucia Mtns. Of SLO Co. Possibly threatened by fire suppression. Similar to var. californicum. Not in The Jepson Manual (1993). See Sida 21(1):207-219 (2004) for original description.
full nameCirsium occidentale (Nutt.) Jeps. var. lucianum D.J. Keil
Version 8    INVENTORY VERSION 8 - Details for this taxon, including GIS and other links

Additional information:
standard acronym   Element Code  PDAST2E1Z6
Jepson Online Jepson Interchange  Jepson Manual and other resources
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Suggested citation: California Native Plant Society (CNPS). 2014. Inventory of Rare and Endangered Plants (online edition, v7-14mar). California Native Plant Society. Sacramento, CA. Accessed on Thu, Apr. 17, 2014 from http://www.cnps.org/inventory

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