Species Details

Fritillaria falcata

talus fritillary

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Photo of Fritillaria falcata
© 2013 Aaron Schusteff
Photo of Fritillaria falcata
© 2010 Aaron Schusteff
Photo of Fritillaria falcata
© 2011 Aaron Schusteff

Species Description:

Fritillaria falcata, commonly known as talus fritillary, is a perennial bulbiferous herb in the Liliaceae that is found only in California. It occurs within Chaparral, Cismontane woodland, and Lower montane coniferous forest, growing at elevations from 300 to 1525 meters. Fritillaria falcata is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G2
State Rank:
S2
Other Status: BLM_S; IUCN_EN; SB_CalBG/RSABG; SB_SBBG; USFS_S
CRPR Changes:
Add Date: 1974-01-01
Date Edited: 2022-01-05
Lifeform: perennial bulbiferous herb
Blooming Period: Mar-May
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Elevation:
300 - 1525 meters
985 - 5005 feet
General Habitats:
  • Chaparral
  • Cismontane woodland
  • Lower montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Serpentine
  • Talus (often)
Notes:
Threatened by vehicles. See Flora of California 1(6):309 (1922) by W.L. Jepson for original description, and Madroño 7(5):133-159 (1944) for revised nomenclature.
Threats:
Taxonomy:
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 4 25 %
THREAT LIST:
ORV activity 2 12%
Other 1 6%
Over-collecting/poaching 1 6%
Road/trail construction/maint. 1 6%
Feral pigs 1 6%
Total Occurrences: 16
Element Occurrence Ranks:
A B C D X U
7 0 0 0 0 9
Occurrence Status:
Historical >20 Years 13
Recent <=20 Years 3
Presence:
Presumed Extant 16
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Alameda (ALA), Monterey (MNT), San Benito (SBT), Santa Clara (SCL), Stanislaus (STA)
Quads: Name (Quad Code)
Cedar Mtn. (3712155), Copper Mtn. (3712143), Eylar Mtn. (3712145), Idria (3612046), Mt. Boardman (3712144), San Benito Mtn. (3612036), Ventana Cones (3612136)
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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