Taxon Details
Camissoniopsis hardhamiae
Hardham's evening-primrose
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Taxon Summary:
Camissoniopsis hardhamiae, commonly known as Hardham's evening-primrose, is a annual herb in the Onagraceae that is found only in California. It occurs within Chaparral, and Cismontane woodland, growing at elevations from 140 to 945 meters. Camissoniopsis hardhamiae is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Camissoniopsis hardhamiae (P.H. Raven) W.L. Wagner & Hoch |
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Common Name: Hardham's evening-primrose |
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| Family: | Onagraceae | |
| Element Code: | PDONA030N0 | |
| 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: | G2 |
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State Rank: |
S2 |
| Other Status: | BLM_S; USFS_S |
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CRPR Changes: |
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| Add Date: | 1980-01-01 |
| Date Edited: | 2021-10-04 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: Mar-May
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Elevation:
140 - 945 meters 460 - 3100 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Threatened by proposed road construction in SLO Co; also threatened by grazing, mining, military activities, non-native plants, road maintenance, and vehicles. See Contributions from the U.S. National Herbarium 37(5):301 (1969) for original description. |
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Threats: Threatened by proposed road construction in SLO Co; also threatened by grazing, mining, military activities, non-native plants, road maintenance, and vehicles. |
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Taxonomy: |
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| Threat List Total: | 12 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 11 | 50 % |
| THREAT LIST: | ||
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| Other | 8 | 36% |
| Road/trail construction/maint. | 6 | 27% |
| Grazing | 4 | 18% |
| Foot traffic/trampling | 3 | 13% |
| Military operations | 3 | 13% |
| Feral pigs | 2 | 9% |
| Biocides | 1 | 4% |
| Erosion/runoff | 1 | 4% |
| Mining | 1 | 4% |
| Non-native plant impacts | 1 | 4% |
| ORV activity | 1 | 4% |
| Improper burning regime | 1 | 4% |
| Total Occurrences: | 22 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 6 | 5 | 0 | 1 | 0 | 10 |
| Occurrence Status: | |||||
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| Historical >20 Years | 18 | ||||
| Recent <=20 Years | 4 | ||||
| Presence: | |||||
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| Presumed Extant | 22 | ||||
| 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) Monterey (MNT), San Luis Obispo (SLO) |
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Quads: Name (Quad Code) Bear Canyon (3612113), Bradley (3512077), Camatta Ranch (3512043), Cosio Knob (3612112), Hames Valley (3512088), Morro Bay South (3512037), Pebblestone Shut-in (3512161), San Miguel (3512076), Santa Margarita (3512045), Santa Margarita Lake (3512034), Slack Canyon (3612016), Valleton (3512086), Wilson Corner (3512044) |
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Notes:
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Presumed Extant
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