Species Details

Viola howellii

Howell's violet

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Photo of Viola howellii
© 2021 Scot Loring
Photo of Viola howellii
© 2016 Steven Thorsted
Photo of Viola howellii
© 2012 Aaron Arthur
CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: G4
State Rank:
S1
Other Status:
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
added to 2.2 on 2010-03-01
Add Date: 2010-03-01
Date Edited: 2021-06-03
Lifeform: perennial herb
Blooming Period: May-Jun
Elevation:
655 - 655 meters
2150 - 2150 feet
General Habitat:
  • North Coast coniferous forest
General Micro Habitat:
Micro Habitat:
Notes:
Known in California from only 1 occurrence. Possibly threatened by foot traffic and logging.
Threats:
Taxonomy:
Other:
Total Occurrences: 1
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 1
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 1
Presence:
Presumed Extant 1
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Oregon (OR), Washington (WA)
California Counties and Islands: Name (Code)
Siskiyou (SIS)
Quads: Name (Quad Code)
Dutch Creek (4112381)
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