Taxon Details
Amsinckia grandiflora
large-flowered fiddleneck
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Taxon Summary:
Amsinckia grandiflora, commonly known as large-flowered fiddleneck, is a annual herb in the Boraginaceae that is found only in California. It occurs within Cismontane woodland, and Valley and foothill grassland, growing at elevations from 270 to 550 meters. Amsinckia grandiflora is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.|
Scientific Name: Amsinckia grandiflora (Gray) Greene |
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Common Name: large-flowered fiddleneck |
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| Family: | Boraginaceae | |
| Element Code: | PDBOR01050 | |
| USDA Plants Symbol: | AMGR3 | |
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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: | FE (1985-05-08) |
| State List: | CE (1982-04-01) |
| Global Rank: | G1 |
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State Rank: |
S1 |
| Other Status: | SB_UCBG |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2021-05-26 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: (Mar)Apr-May
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Elevation:
270 - 550 meters 885 - 1805 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Reduced by agriculture, development, and grazing; currently threatened by non-native plants and possibly by trampling and altered fire frequency. Recent reintroductions have occurred (444C, 464A, 464D) as part of State and Federal recovery work, but all declining as of 2000. See Botany of California 1:525 (1876) for original description, and Conservation Biology 7(3):510-526 (1993) for population biology. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 6 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 7 | 78 % |
| THREAT LIST: | ||
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| Non-native plant impacts | 6 | 66% |
| Grazing | 4 | 44% |
| Other | 1 | 11% |
| Erosion/runoff | 1 | 11% |
| Feral pigs | 1 | 11% |
| Foot traffic/trampling | 1 | 11% |
| Total Occurrences: | 9 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 1 | 0 | 0 | 6 | 2 |
| Occurrence Status: | |||||
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| Historical >20 Years | 5 | ||||
| Recent <=20 Years | 4 | ||||
| Presence: | |||||
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| Presumed Extant | 3 | ||||
| Possibly Extirpated | 1 | ||||
| Presumed Extirpated | 5 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Alameda (ALA), Contra Costa (CCA), San Joaquin (SJQ) |
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Quads: Name (Quad Code) Antioch South (3712187), Lone Tree Creek (3712154), Midway (3712165), Tassajara (3712177), Tracy (3712164) |
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Notes:
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Presumed Extant
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