Taxon Details
Clarkia mildrediae ssp. mildrediae
Mildred's clarkia
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Taxon Summary:
Clarkia mildrediae ssp. mildrediae, commonly known as Mildred's clarkia, is a annual herb in the Onagraceae that is found only in California. It occurs within Cismontane woodland, and Lower montane coniferous forest, growing at elevations from 245 to 1710 meters. Clarkia mildrediae ssp. mildrediae is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.|
Scientific Name: Clarkia mildrediae (Heller) Lewis & Lewis ssp. mildrediae |
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Common Name: Mildred's clarkia |
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| Family: | Onagraceae | |
| Element Code: | PDONA050Q2 | |
| USDA Plants Symbol: | CLMIM | |
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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.3 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G3T3? |
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State Rank: |
S3? |
| Other Status: | BLM_S; SB_UCSC; USFS_S |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2024-11-05 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: May-Aug
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Elevation:
245 - 1710 meters 805 - 5610 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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| Threat List Total: | 12 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 54 | 70 % |
| THREAT LIST: | ||
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| Road/trail construction/maint. | 38 | 49% |
| Logging | 25 | 32% |
| Erosion/runoff | 10 | 12% |
| Foot traffic/trampling | 7 | 9% |
| Other | 7 | 9% |
| Non-native plant impacts | 3 | 3% |
| ORV activity | 3 | 3% |
| Grazing | 3 | 3% |
| Biocides | 3 | 3% |
| Improper burning regime | 1 | 1% |
| Insufficient population/stand size | 1 | 1% |
| Recreational use (non-ORV) | 1 | 1% |
| Total Occurrences: | 77 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 8 | 33 | 8 | 0 | 0 | 28 |
| Occurrence Status: | |||||
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| Historical >20 Years | 17 | ||||
| Recent <=20 Years | 60 | ||||
| Presence: | |||||
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| Presumed Extant | 77 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Butte (BUT), Plumas (PLU) |
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Quads: Name (Quad Code) Belden (4012113), Berry Creek (3912164), Brush Creek (3912163), Bucks Lake (3912182), Caribou (4012112), Cascade (3912162), Cohasset (3912186), Haskins Valley (3912172), Kimshew Point (3912184), Paradise East (3912175), Pulga (3912174), Soapstone Hill (3912173), Stirling City (3912185), Storrie (3912183) |
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Notes:
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Presumed Extant
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