Species Details
Hibiscus lasiocarpos var. occidentalis
woolly rose-mallow
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© 2020 Steven Perry |
© 2012 Steven Perry |
© 2012 Steven Perry |
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Scientific Name: Hibiscus lasiocarpos Cav. var. occidentalis (Torr.) A. Gray |
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Common Name: woolly rose-mallow |
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| Family: | Malvaceae | |
| Element Code: | PDMAL0H0R3 | |
| 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: | G5T3 |
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State Rank: |
S3 |
| Other Status: | SB_CalBG/RSABG; SB_UCBG |
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CRPR Changes: changed from 2.2 to 1B.2 on 2010-01-04 |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2022-01-05 |
| Lifeform: perennial rhizomatous herb (emergent) | ||
| Blooming Period: Jun-Sep | ||
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Elevation:
0 - 120 meters 0 - 395 feet |
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General Habitat:
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| General Micro Habitat: Often in riprap on sides of levees. | ||
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Micro Habitat:
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Notes: Most occurrences are very small. Seriously threatened by habitat disturbance, development, agriculture, recreational activites, and channelization of the Sacramento River and its tributaries. Also threatened by weed control measures and erosion. Possibly threatened by trail maintenance. See Madroño 56(2):104-111 for revised taxonomy. |
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Threats: |
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Taxonomy: |
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Other: |
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| Total Occurrences: | 173 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 78 | 38 | 16 | 1 | 40 |
| Occurrence Status: | |||||
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| Historical >20 Years | 79 | ||||
| Recent <=20 Years | 94 | ||||
| Presence: | |||||
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| Presumed Extant | 172 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 1 | ||||
| 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), Colusa (COL), Contra Costa (CCA), Glenn (GLE), Sacramento (SAC), San Joaquin (SJQ), Solano (SOL), Sutter (SUT), Yolo (YOL) |
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Quads: Name (Quad Code) Bouldin Island (3812115), Bruceville (3812134), Butte City (3912148), Clarksburg (3812145), Clifton Court Forebay (3712175), Courtland (3812135), Dozier (3812137), Florin (3812144), Gilsizer Slough (3912116), Grays Bend (3812166), Hamlin Canyon (3912166), Holt (3712184), Isleton (3812125), Jersey Island (3812116), Knights Landing (3812176), Liberty Island (3812136), Llano Seco (3912158), Logandale (3912242), Meridian (3912128), Nelson (3912157), Ord Ferry (3912168), Oroville (3912155), Paradise West (3912176), Pennington (3912137), Richardson Springs (3912177), Rio Vista (3812126), Sacramento West (3812155), Sanborn Slough (3912138), Shippee (3912156), Stockton West (3712183), Sutter Buttes (3912127), Sutter Causeway (3812186), Terminous (3812114), Thornton (3812124), Tisdale Weir (3912117), Verona (3812175), West of Biggs (3912147), Woodward Island (3712185) |
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Notes:
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Presumed Extant