Taxon Report
Viola primulifolia L. ssp. occidentalis (Gray) L.E. McKinney & R.J. Littlewestern white bog violet |
 ©2003 Norman Jensen |
Classification
|
Scientific Name: |
Viola primulifolia L. ssp. occidentalis (Gray) L.E. McKinney & R.J. Little |
|
Common Name: |
western white bog violet |
| Family: | Violaceae |
| Element Code: | PDVIO040Y2 |
| USDA Plants Symbol: | |
|
Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial rhizomatous herb |
| Blooming Period: Apr-Sep | Apr-Sep |
| Elevation: | 100-990 (330-3250) |
| General Habitats: | Bogs and fens, Marshes and swamps |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.2 |
| Global Rank: | G5T2 |
|
State Rank: |
S2 |
| State List: | None |
| Fed List: | None |
| Other Status: | USFS_S |
|
CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 19 |
| Element Occurrence Ranks: | |
| Excellent (A) | 1 |
| Good (B) | 11 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 7 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Del Norte (DNT) | |
| Quads: Name (Quad Code) | |
| Gasquet (4112378), High Divide (4112481), High Plateau Mtn. (4112388), Hiouchi (4112471), Shelly Creek Ridge (4112387) | |
Threat List Data from the CNDDB
| Threat List Total: | 9 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 9 | 47 % | |
| Road/trail construction/maint. | 3 | 15% |
| Other | 2 | 10% |
| Altered flood/tidal/hydrologic regime | 2 | 10% |
| Erosion/runoff | 1 | 5% |
| Foot traffic/trampling | 1 | 5% |
| Improper burning regime | 1 | 5% |
| Logging | 1 | 5% |
| ORV activity | 1 | 5% |
| Vandalism/dumping/litter | 1 | 5% |
Selected References
| USFS Potential Species of Conservation Concern Profile |
Citation
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].