Taxon Details
Viola primulifolia ssp. occidentalis
western white bog violet
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Taxon Summary:
Viola primulifolia ssp. occidentalis, commonly known as western white bog violet, is a perennial rhizomatous herb in the Violaceae that is found in California and elsewhere. It occurs within Bogs and fens (serpentinite), and Marshes and swamps, growing at elevations from 100 to 990 meters. Viola primulifolia ssp. occidentalis is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Viola primulifolia L. ssp. occidentalis (Gray) L.E. McKinney & R.J. Little |
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Common Name: western white bog violet |
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| Family: | Violaceae | |
| Element Code: | PDVIO040Y2 | |
| USDA Plants Symbol: | ||
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 1B.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G5T2 |
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State Rank: |
S2 |
| Other Status: | USFS_S |
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CRPR Changes: |
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| Add Date: | 1980-01-01 |
| Date Edited: | 2021-05-26 |
| Lifeform: perennial rhizomatous herb | ||||||||||||||
Blooming Period: Apr-Sep
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Elevation:
100 - 990 meters 330 - 3250 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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| Threat List Total: | 9 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 9 | 47 % |
| THREAT LIST: | ||
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| 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% |
| Total Occurrences: | 19 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 1 | 11 | 0 | 0 | 0 | 7 |
| Occurrence Status: | |||||
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| Historical >20 Years | 6 | ||||
| Recent <=20 Years | 13 | ||||
| Presence: | |||||
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| Presumed Extant | 19 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA), Oregon (OR) |
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California Counties and Islands: Name (Code) Del Norte (DNT) |
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Quads: Name (Quad Code) Gasquet (4112378), High Divide (4112481), High Plateau Mtn. (4112388), Hiouchi (4112471), Shelly Creek Ridge (4112387) |
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Notes:
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Presumed Extant
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