Taxon Details
Heterotheca sessiliflora ssp. sessiliflora
beach goldenaster
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Taxon Summary:
Heterotheca sessiliflora ssp. sessiliflora, commonly known as beach goldenaster, is a perennial herb in the Asteraceae that is found in California and elsewhere. It occurs within Chaparral (coastal), Coastal dunes, and Coastal scrub, growing at elevations from 0 to 1225 meters. Heterotheca sessiliflora ssp. sessiliflora is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.|
Scientific Name: Heterotheca sessiliflora Nuttall ssp. sessiliflora |
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Common Name: beach goldenaster |
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| Family: | Asteraceae | |
| Element Code: | PDAST4V0K2 | |
| USDA Plants Symbol: | HESES2 | |
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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.1 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G4T2T3 |
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State Rank: |
S1 |
| Other Status: | SB_CalBG/RSABG; SB_CRES |
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CRPR Changes: added to 1B.1 on 2007-06-14 |
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| Add Date: | 2007-06-14 |
| Date Edited: | 2025-10-29 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Mar-Dec
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Elevation:
0 - 1225 meters 0 - 4020 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: | 4 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 6 | 32 % |
| THREAT LIST: | ||
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| Development | 4 | 21% |
| Non-native plant impacts | 1 | 5% |
| ORV activity | 1 | 5% |
| Other | 1 | 5% |
| Total Occurrences: | 19 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 2 | 1 | 0 | 3 | 13 |
| Occurrence Status: | |||||
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| Historical >20 Years | 10 | ||||
| Recent <=20 Years | 9 | ||||
| Presence: | |||||
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| Presumed Extant | 16 | ||||
| Possibly Extirpated | 3 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) Baja California (BA), California (CA) |
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California Counties and Islands: Name (Code) San Diego (SDG) |
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Quads: Name (Quad Code) Del Mar (3211782), Encinitas (3311713), Imperial Beach (3211751), La Jolla (3211772), National City (3211761), Point Loma (3211762), Rancho Santa Fe (3311712) |
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Notes:
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Presumed Extant
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