Taxon Report

Fritillaria glauca Greene

Siskiyou fritillaria

Print Report


© 2016 Keir Morse

  Classification
Scientific Name:
 Fritillaria glauca Greene
Common Name:
 Siskiyou fritillaria
Family: Liliaceae
Element Code: PMLIL0V090
USDA Plants Symbol: FRGL
Synonyms/Other Names:

Ecology and Life History
Lifeform: perennial bulbiferous herb
Blooming Period: (Apr-May)Jun-Jul (Apr-May)Jun-Jul
Elevation: 1735-2440 (5695-8005)
General Habitats: Alpine boulder and rock field, Subalpine coniferous forest, Upper montane coniferous forest
Microhabitat: Serpentine, Slopes, Talus
Microhabitat Details:

Conservation Status
CA Rare Plant Rank: 4.2
Global Rank: G3G4
State Rank:
 S3
State List: None
Fed List: None
Other Status: SB_CalBG/RSABG
CRPR Changes:
  • added to 4.2 on 2008-08-07

Occurrence Data from the CNDDB
Total Occurrences: 0
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 0
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 0

Location
California Endemic:  False
California Counties and Islands: Name (Code)
Colusa (COL), Del Norte (DNT), Glenn (GLE), Humboldt (HUM), Lake (LAK), Mendocino (MEN), Shasta (SHA), Siskiyou (SIS), Tehama (TEH), Trinity (TRI)
Quads: Name (Quad Code)
Bear Peak (4112365), Black Lassic (4012335), Board Camp Mtn. (4012366), Cecil Lake (4112312), Chimney Rock (4112356), Crockett Peak (3912247), Devils Punchbowl (4112376), Dubakella Mtn. (4012342), Fouts Springs (3912236), Grizzly Peak (4112128), Hanland Peak (4012283), High Plateau Mtn. (4112388), Hull Mountain (3912258), Leech Lake Mtn. (3912381), Mendocino Pass (3912278), North Yolla Bolly (4012228), Plaskett Meadows (3912267), Plaskett Ridge (3912268), Polar Bear Mtn. (4112385), Potato Hill (3912237), Prescott Mtn. (4112366), Sanhedrin Mtn. (3912351), Solomon Peak (4012218), South Yolla Bolly (4012217), Thurston Peaks (4012382), Tombstone Mtn. (4112213), Yellow Dog Peak (4112341)

Threat List Data from the CNDDB

Threat List Total: 0
EOs with Threat Listed: Total EOs % of EOs
0 0 %

Notes
Threats:

Threatened by vehicles.
Taxonomy:

Selected References

CRPR List Addition on 2008-08-07
Erythea 1: 153 (1893)
Fritillaria glauca profile for potential Species of Conservation Concern evaluation (2018)
USFS Potential Species of Conservation Concern Profile
Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 7 January 2025].