Taxon Details
Sidalcea robusta
Butte County checkerbloom
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© 2010 George W Hartwell |
© 2010 George W Hartwell |
© 2010 George W Hartwell |
Taxon Summary:
Sidalcea robusta, commonly known as Butte County checkerbloom, is a perennial rhizomatous herb in the Malvaceae that is found only in California. It occurs within Chaparral, and Cismontane woodland, growing at elevations from 90 to 1600 meters. Sidalcea robusta is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Sidalcea robusta Roush |
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Common Name: Butte County checkerbloom |
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| Family: | Malvaceae | |
| Element Code: | PDMAL110P0 | |
| USDA Plants Symbol: | SIRO2 | |
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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; SB_UCSC |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2022-12-06 |
| Lifeform: perennial rhizomatous herb | ||||||||||||||
Blooming Period: Apr-Jun
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Elevation:
90 - 1600 meters 295 - 5250 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: | 12 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 9 | 24 % |
| THREAT LIST: | ||
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| Grazing | 5 | 13% |
| Other | 4 | 10% |
| Development | 3 | 7% |
| ORV activity | 2 | 5% |
| Erosion/runoff | 1 | 2% |
| Foot traffic/trampling | 1 | 2% |
| Agriculture | 1 | 2% |
| Biocides | 1 | 2% |
| Recreational use (non-ORV) | 1 | 2% |
| Road/trail construction/maint. | 1 | 2% |
| Improper burning regime | 1 | 2% |
| Non-native plant impacts | 1 | 2% |
| Total Occurrences: | 38 | ||||
| Element Occurrence Ranks: | |||||
|---|---|---|---|---|---|
| A | B | C | D | X | U |
| 3 | 5 | 1 | 0 | 1 | 28 |
| Occurrence Status: | |||||
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| Historical >20 Years | 27 | ||||
| Recent <=20 Years | 11 | ||||
| Presence: | |||||
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| Presumed Extant | 37 | ||||
| Possibly Extirpated | 1 | ||||
| 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) |
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Quads: Name (Quad Code) Cherokee (3912165), Chico (3912167), Cohasset (3912186), Hamlin Canyon (3912166), Paradise West (3912176), Richardson Springs (3912177) |
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Notes:
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Presumed Extant
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