CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record erythronium_shastense - Wed, Dec. 1, 2021, 10:00 ET b
Erythronium shastense
common nameShasta fawn lily
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life form bulbiferous herb
CA Rare Plant Rank
List 1B.2
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.2: Fairly endangered in California
state rank
S2      ranking system key
global rank
G2     G2: 6-20 occurrences OR 1,000-3,000 individuals OR 2,000-10,000 acres
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (6):
Bella Vista (646B) 4012262, Bollibokka Mountain (664B) 4012282, Minnesota Mountain (664C) 4012272, Devils Rock (664D) 4012271, Hanland Peak (665A) 4012283, O'brien (665D) 4012273
quad data info

Counties, states, regions:
Shasta (SHA)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Cismontane woodland (CmWld)
•Lower montane coniferous forest (LCFrs)/Usually carbonate, rocky, north-facing or shaded, can form clumps due to bulb offsets
blooming period (Feb),Mar-Apr   Months in parentheses are uncommon.
elevation range350 - 1020 meters
Potentially threatened by hydrological alterations, development, limestone mining, trail and road construction and maintenance, non-native plants, and climate change. Possibly threatened by horticultural collecting. Previously identified, and similar to, E. californicum; also similar to E. helenae. See Madroņo 62(3):158-166 (2015) for original description.
full nameErythronium shastense D.A. York, J.K. Nelson, & D.W. Taylor
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PMLIL0U0V0
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. 1, 2021 from

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