Species Details

Parnassia cirrata var. intermedia

Cascade grass-of-Parnassus

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Photo of Parnassia cirrata var. intermedia
©2009 Sierra Pacific Industries
Photo of Parnassia cirrata var. intermedia
©2020 Aaron Schusteff
Photo of Parnassia cirrata var. intermedia
© 2020 Aaron Schusteff
Scientific Name:
Parnassia cirrata Piper var. intermedia (Rydb.) P.K. Holmgren & N.H. Holmgren
Common Name:
Cascade grass-of-Parnassus
Family: Parnassiaceae
Element Code: PDSAX0P0E1
USDA Plants Symbol:
Synonyms/Other Names:
CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: GNRTNR
State Rank:
S3
Other Status:
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
added to 2.2 on 2007-09-19
Add Date: 2007-09-19
Date Edited: 2022-09-21
Lifeform: perennial herb
Blooming Period: (Jul)Aug-Sep
Elevation:
780 - 1980 meters
2560 - 6495 feet
General Habitat:
  • Bogs and fens
  • Meadows and seeps
General Micro Habitat: Rocky serpentine soil
Micro Habitat:
  • Rocky
  • Serpentinite
Notes:
Possibly threatened by grazing, recreational activities, vehicles, and logging. Synonymous with P. fimbriata var. intermedia, P. fimbriata var. hoodiana, and P. intermedia. Not in The Jepson Manual (1993). See Intermountain Flora 3A: 61 (1997) for description.
Threats:
Taxonomy:
Other:
Total Occurrences: 31
Element Occurrence Ranks:
A B C D X U
7 16 1 0 0 7
Occurrence Status:
Historical >20 Years 2
Recent <=20 Years 29
Presence:
Presumed Extant 31
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Idaho (ID), Nevada (NV), Oregon (OR), Washington (WA)
California Counties and Islands: Name (Code)
Shasta (SHA), Siskiyou (SIS), Trinity (TRI)
Quads: Name (Quad Code)
Caribou Lake (4112218), Chicken Hawk Hill (4112214), Covington Mill (4012287), Dunsmuir (4112223), Mount Eddy (4112234), Mumbo Basin (4112225), Scott Mountain (4112236), Seven Lakes Basin (4112224), Siligo Peak (4012288), South China Mtn. (4112235), Tangle Blue Lake (4112226), Whisky Bill Peak (4112215)
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.

Map

Presumed Extant
Counties   Quads