Species Details

Erythronium shastense

Shasta fawn lily

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Photo of Erythronium shastense
© 2015 Len Lindstrand III
Photo of Erythronium shastense
© 2014 Julie Kierstead Nelson
Photo of Erythronium shastense
© 2015 Len Lindstrand III
Scientific Name:
Erythronium shastense D.A. York, J.K. Nelson, & D.W. Taylor
Common Name:
Shasta fawn lily
Family: Liliaceae
Element Code: PMLIL0U0V0
USDA Plants Symbol:
Synonyms/Other Names:
CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G2
State Rank:
S2
Other Status: SB_UCSC
CRPR Changes:
added to 1B.2 on 2015-09-14
Add Date: 2015-09-14
Date Edited: 2022-12-06
Lifeform: perennial bulbiferous herb
Blooming Period: (Feb)Mar-Apr
JFMAMJJASOND
Elevation:
350 - 1020 meters
1150 - 3345 feet
General Habitats:
  • Cismontane woodland
  • Lower montane coniferous forest
Microhabitat Details: north-facing or shaded, can form clumps due to bulb offsets
Microhabitat:
  • Carbonate (usually)
  • Rocky
Notes:
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 MadroƱo 62(3):158-166 (2015) for original description.
Threats:
Taxonomy:
Threat List Total: 1
Total EOs % of EOs
EOs with Threat Listed: 1 7 %
THREAT LIST:
Road/trail construction/maint. 1 7%
Total Occurrences: 14
Element Occurrence Ranks:
A B C D X U
0 11 0 0 0 3
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 14
Presence:
Presumed Extant 14
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Shasta (SHA)
Quads: Name (Quad Code)
Bollibokka Mtn. (4012282), Devils Rock (4012271), Hanland Peak (4012283), Minnesota Mtn. (4012272), O'Brien (4012273)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant
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