Species Details
Hesperolinon sharsmithiae
Sharsmith's western flax
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© 2017 Aaron Arthur |
© 2017 Aaron Arthur |
© 2021 Aaron Arthur |
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Scientific Name: Hesperolinon sharsmithiae R. O’Donnell |
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Common Name: Sharsmith's western flax |
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| Family: | Linaceae | |
| Element Code: | PDLIN010E0 | |
| USDA Plants Symbol: | ||
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G2Q |
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State Rank: |
S2 |
| Other Status: | BLM_S; SB_UCSC |
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CRPR Changes: added to 1B.2 on 2012-12-14 |
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| Add Date: | 2012-12-14 |
| Date Edited: | 2022-01-05 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: May-Jul
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Elevation:
270 - 300 meters 885 - 985 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Threatened by development. Includes plants previously identified as H. tehamense and H. serpentinum ined. Similar to H. bicarpellatum, H. clevelandii, H. disjunctum, and H. tehamense. Not in TJM 2. See Madroño 53(4):404-408 (2006) for original description and The Four Seasons 13(4):1-54 (2010) for additional taxonomic information. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 8 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 10 | 31 % |
| THREAT LIST: | ||
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| Agriculture | 6 | 18% |
| Development | 3 | 9% |
| Grazing | 1 | 3% |
| Non-native plant impacts | 1 | 3% |
| Other | 1 | 3% |
| Recreational use (non-ORV) | 1 | 3% |
| Wood cutting or brush clearing | 1 | 3% |
| Dam/Inundation | 1 | 3% |
| Total Occurrences: | 32 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 3 | 8 | 4 | 0 | 0 | 17 |
| Occurrence Status: | |||||
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| Historical >20 Years | 29 | ||||
| Recent <=20 Years | 3 | ||||
| Presence: | |||||
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| Presumed Extant | 32 | ||||
| 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) Lake (LAK), Napa (NAP) |
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Quads: Name (Quad Code) Aetna Springs (3812264), Capell Valley (3812242), Chiles Valley (3812253), Detert Reservoir (3812265), Jericho Valley (3812274), Lower Lake (3812285), Middletown (3812275), St. Helena (3812254), Walter Springs (3812263), Yountville (3812243) |
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Notes:
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Presumed Extant
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