Taxon Details
Viola howellii
Howell's violet
View Report Copy Link Calflora eFlora CCH CalPhotos iNaturalist
Taxon Summary:
Viola howellii, commonly known as Howell's violet, is a perennial herb in the Violaceae that is found in California and elsewhere. It occurs within North Coast coniferous forest, growing at elevations from 655 to 655 meters. Viola howellii is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.
Scientific Name: Viola howellii A. Gray |
||
Common Name: Howell's violet |
||
Family: | Violaceae | |
Element Code: | PDVIO040U0 | |
USDA Plants Symbol: | VIHO | |
Synonyms/Other Names: |
||
Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
CA Rare Plant Rank: | 2B.2 |
Fed List: | None |
State List: | None |
Global Rank: | G4 |
State Rank: |
S1 |
Other Status: | |
CRPR Changes: 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 Habitats:
|
||||||||||||||
Microhabitat Details: | ||||||||||||||
Microhabitat:
|
Threat List Total: | 3 | |
Total EOs | % of EOs | |
EOs with Threat Listed: | 1 | 100 % |
THREAT LIST: | ||
---|---|---|
Foot traffic/trampling | 1 | 100% |
Logging | 1 | 100% |
Other | 1 | 100% |
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:
|
Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel