Taxon Details
Erigeron calvus
bald daisy
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Taxon Summary:
Erigeron calvus, commonly known as bald daisy, is a perennial herb in the Asteraceae that is found only in California. It occurs within Great Basin scrub, growing at elevations from 1200 to 1200 meters. Erigeron calvus is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.|
Scientific Name: Erigeron calvus Cov. |
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Common Name: bald daisy |
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| Family: | Asteraceae | |
| Element Code: | PDAST3M5N0 | |
| USDA Plants Symbol: | ERCA3 | |
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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: | G1Q |
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State Rank: |
S1 |
| Other Status: | BLM_S |
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CRPR Changes: |
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| Add Date: | 1994-01-01 |
| Date Edited: | 2024-11-05 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: May
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Elevation:
1200 - 1200 meters 3935 - 3935 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Known only from near Keeler; field surveys needed. Closely related to E. divergens, and also confused with E. aphanactis var. aphanactis; detailed study needed. See Proceedings of the Biological Society of Washington 7:69 (1892) for original description, and Brittonia 6:121-302 (1947) for taxonomic treatment. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 3 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 1 | 50 % |
| THREAT LIST: | ||
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| Foot traffic/trampling | 1 | 50% |
| Mining | 1 | 50% |
| Other | 1 | 50% |
| Total Occurrences: | 2 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 0 | 1 | 0 | 0 | 1 |
| 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) Inyo (INY) |
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Quads: Name (Quad Code) Dolomite (3611758), Santa Rosa Flat (3611746) |
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Notes:
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Presumed Extant
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