Species Details

Parnassia cirrata var. cirrata

San Bernardino grass-of-Parnassus

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Species Description:

Parnassia cirrata var. cirrata, commonly known as San Bernardino grass-of-Parnassus, is a perennial herb in the Parnassiaceae that is found only in California. It occurs within Lower montane coniferous forest, Meadows and seeps, and Upper montane coniferous forest, growing at elevations from 1250 to 2440 meters. Parnassia cirrata var. cirrata is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.

Scientific Name:
Parnassia cirrata Piper var. cirrata
Common Name:
San Bernardino grass-of-Parnassus
Family: Parnassiaceae
Element Code: PDSAX0P030
USDA Plants Symbol:
Synonyms/Other Names:
Name Status: JEP, FNA, POWO,
IPNI, Tropicos
Lifeform: perennial herb
Blooming Period: Aug-Sep
JFMAMJJASOND
Elevation:
1250 - 2440 meters
4100 - 8005 feet
General Habitats:
  • Lower montane coniferous forest
  • Meadows and seeps
  • Upper montane coniferous forest
Microhabitat Details: sometimes calcareous
Microhabitat:
  • Mesic
  • Streambanks
Notes:
Known in CA only from the San Gabriel and San Bernardino mountains. How common is plant in Mexico? Possibly threatened by recreational activities. See Parnassia cirrata in The Jepson Manual (1993). See Intermountain Flora 3A: 61 (1997) for current treatment and Erythea 7(1):128 (1899) for original description.
Threats:
Taxonomy:
Threat List Total: 3
Total EOs % of EOs
EOs with Threat Listed: 2 25 %
THREAT LIST:
Foot traffic/trampling 1 12%
Mining 1 12%
Recreational use (non-ORV) 1 12%
Total Occurrences: 8
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 8
Occurrence Status:
Historical >20 Years 8
Recent <=20 Years 0
Presence:
Presumed Extant 8
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Los Angeles (LAX), San Bernardino (SBD)
Quads: Name (Quad Code)
Crystal Lake (3411737), Forest Falls (3411618), Mount San Antonio (3411736), San Gorgonio Mtn. (3411617)
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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