Species Details
Sidalcea oregana ssp. valida
Kenwood Marsh checkerbloom
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Scientific Name: Sidalcea oregana (Nutt.) Gray ssp. valida (Greene) C.L. Hitchc. |
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Common Name: Kenwood Marsh checkerbloom |
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| Family: | Malvaceae | |
| Element Code: | PDMAL110K5 | |
| USDA Plants Symbol: | SIORV | |
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.1 |
| Fed List: | FE (1997-10-22) |
| State List: | CE (1982-01-01) |
| Global Rank: | G5T1 |
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State Rank: |
S1 |
| Other Status: | SB_CalBG/RSABG; SB_UCBG |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2021-05-26 |
| Lifeform: perennial rhizomatous herb | ||||||||||||||
Blooming Period: Jun-Sep
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Elevation:
115 - 150 meters 375 - 490 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Known from only two occurrences. Threatened by grazing and hydrological alteration, and possibly by competition with native and non-native plants. See Pittonia 3:157-158 (1897) for original description, and University of Washington Publications in Biology 18:56-58 (1957) for revised nomenclature. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 6 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 2 | 100 % |
| THREAT LIST: | ||
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| Grazing | 2 | 100% |
| Non-native plant impacts | 2 | 100% |
| Other | 2 | 100% |
| Surface water diversion | 1 | 50% |
| Agriculture | 1 | 50% |
| Foot traffic/trampling | 1 | 50% |
| Total Occurrences: | 2 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 0 | 2 | 0 | 0 | 0 |
| Occurrence Status: | |||||
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| Historical >20 Years | 1 | ||||
| Recent <=20 Years | 1 | ||||
| Presence: | |||||
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| Presumed Extant | 2 | ||||
| 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) Sonoma (SON) |
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Quads: Name (Quad Code) Kenwood (3812245), Mount St. Helena (3812266) |
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Notes:
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Presumed Extant
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