CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-16sep 9-2-16
Status: record boechera_koehleri - Sat, Oct. 22, 2016 12:04 ET c
Boechera koehleri
common nameKoehler's stipitate rockcress
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life formperennial herb
CA Rare Plant Rank
List 1B.3
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.3: Not very endangered in California
state rank
S2S3   S2S3: Intermediate between S2 and S3
global rank
G3     G3: 21-80 occurrences or 3,000-10,000 individuals OR 10,000-50,000 acres
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (10):
Ship Mountain (722A) 4112367, Kangaroo Mountain (736B) 4112382, Figurehead Mountain (737A) 4112383, Broken Rib Mountain (738B) 4112386, Preston Peak (738D) 4112375, High Plateau Mountain (739B) 4112388, Gasquet (739C) 4112378, Hurdygurdy Butte (739D) 4112377, High Divide (740A) 4112481, Hiouchi (740D) 4112471
quad data info

Counties, states, regions:
Del Norte (DNT), Siskiyou (SIS), Oregon (OR)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)
•Lower montane coniferous forest (LCFrs)/serpentinite, rocky
blooming period (Mar),Apr-Jul   Months in parentheses are uncommon.
elevation range155 - 1660 meters
On watch list in OR. See Rhodora 43(511):426 (1941) for taxonomic treatment, and Novon 13(4):381-391 (2003) for revised nomenclature.
full nameBoechera koehleri (Howell) Al-Shehbaz
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDBRA060Z0
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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Suggested citation: California Native Plant Society (CNPS). 2016. Inventory of Rare and Endangered Plants (online edition, v7-16sep). California Native Plant Society. Sacramento, CA. Accessed on Sat, Oct. 22, 2016 from

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