Species Details

Amsinckia grandiflora

large-flowered fiddleneck

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Photo of Amsinckia grandiflora
© 2015 Zoya Akulova
Photo of Amsinckia grandiflora
© 2017 Jeb Bjerke
Photo of Amsinckia grandiflora
©2018 Dean Wm. Taylor
Scientific Name:
Amsinckia grandiflora (Gray) Greene
Common Name:
large-flowered fiddleneck
Family: Boraginaceae
Element Code: PDBOR01050
USDA Plants Symbol: AMGR3
Synonyms/Other Names:
Lifeform: annual herb
Blooming Period: (Mar)Apr-May
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Elevation:
270 - 550 meters
885 - 1805 feet
General Habitats:
  • Cismontane woodland
  • Valley and foothill grassland
Microhabitat Details:
Microhabitat:
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.
Threats:
Taxonomy:
Threat List Total: 6
Total EOs % of EOs
EOs with Threat Listed: 7 78 %
THREAT LIST:
Non-native plant impacts 6 66%
Grazing 4 44%
Other 1 11%
Erosion/runoff 1 11%
Feral pigs 1 11%
Total Occurrences: 9
Element Occurrence Ranks:
A B C D X U
0 1 0 0 6 2
Occurrence Status:
Historical >20 Years 5
Recent <=20 Years 4
Presence:
Presumed Extant 3
Possibly Extirpated 1
Presumed Extirpated 5
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Alameda (ALA), Contra Costa (CCA), San Joaquin (SJQ)
Quads: Name (Quad Code)
Antioch South (3712187), Lone Tree Creek (3712154), Midway (3712165), Tassajara (3712177), Tracy (3712164)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant
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