Species Details
Symphyotrichum lentum
Suisun Marsh aster
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Scientific Name: Symphyotrichum lentum (Greene) G.L. Nesom |
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Common Name: Suisun Marsh aster |
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| Family: | Asteraceae | |
| Element Code: | PDASTE8470 | |
| USDA Plants Symbol: | SYLE2 | |
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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: | G2 |
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State Rank: |
S2 |
| Other Status: | SB_CalBG/RSABG; SB_USDA |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2023-12-05 |
| Lifeform: perennial rhizomatous herb | ||||||||||||||
Blooming Period: (Apr)May-Nov
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Elevation:
0 - 3 meters 0 - 10 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Intergrades into A. chilensis. See Manual of the Botany of the Region of San Francisco Bay, p. 180 (1894) by E. Greene for original description and Phytologia 77(3): 286 (1994) for revised nomenclature. |
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Threats: Seriously threatened by marsh habitat alteration and loss, and erosion. Possibly threatened by herbicide application. |
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Taxonomy: USFWS uses the name A. chilensis var. lentus. |
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| Threat List Total: | 10 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 62 | 35 % |
| THREAT LIST: | ||
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| Waterway bank protection/maintenance | 27 | 15% |
| Erosion/runoff | 18 | 10% |
| Recreational use (non-ORV) | 17 | 9% |
| Non-native plant impacts | 11 | 6% |
| Other | 11 | 6% |
| Road/trail construction/maint. | 5 | 2% |
| Biocides | 3 | 1% |
| Foot traffic/trampling | 2 | 1% |
| Military operations | 1 | 0% |
| Development | 1 | 0% |
| Total Occurrences: | 175 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 6 | 26 | 49 | 15 | 0 | 79 |
| Occurrence Status: | |||||
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| Historical >20 Years | 95 | ||||
| Recent <=20 Years | 80 | ||||
| Presence: | |||||
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| Presumed Extant | 175 | ||||
| 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) Contra Costa (CCA), Napa (NAP), Sacramento (SAC), San Joaquin (SJQ), Solano (SOL), Yolo (YOL) |
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Quads: Name (Quad Code) Antioch North (3812117), Benicia (3812212), Bouldin Island (3812115), Brentwood (3712186), Cordelia (3812222), Cuttings Wharf (3812223), Denverton (3812128), Dozier (3812137), Elmira (3812138), Fairfield North (3812231), Fairfield South (3812221), Holt (3712184), Honker Bay (3812118), Isleton (3812125), Jersey Island (3812116), Knights Landing (3812176), Liberty Island (3812136), Lodi South (3812113), Napa (3812233), Rio Vista (3812126), Sacramento West (3812155), San Quentin (3712284), Stockton West (3712183), Terminous (3812114), Thornton (3812124), Vine Hill (3812211), Woodward Island (3712185) |
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Notes:
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Presumed Extant
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