Species Details

Trifolium jokerstii

Butte County golden clover

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Photo of Trifolium jokerstii
© 2008 George W Hartwell
Photo of Trifolium jokerstii
© 2008 George W Hartwell
Photo of Trifolium jokerstii
© 2016 Dylan Neubauer
Scientific Name:
Trifolium jokerstii Vincent & R. Morgan
Common Name:
Butte County golden clover
Family: Fabaceae
Element Code: PDFAB40310
USDA Plants Symbol: TRJO
Synonyms/Other Names:
Lifeform: annual herb
Blooming Period: Mar-May
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Elevation:
50 - 480 meters
165 - 1575 feet
General Habitats:
  • Valley and foothill grassland (mesic)
  • Vernal pools
Microhabitat Details:
Microhabitat:
Notes:
Possibly threatened by trampling and grazing. See T. barbigerum var. andrewsii in The Jepson Manual, and Novon 8:91 (1998) for original description.
Threats:
Taxonomy:
Threat List Total: 6
Total EOs % of EOs
EOs with Threat Listed: 6 55 %
THREAT LIST:
Grazing 4 36%
Other 3 27%
Recreational use (non-ORV) 3 27%
Non-native plant impacts 2 18%
ORV activity 2 18%
Total Occurrences: 11
Element Occurrence Ranks:
A B C D X U
4 3 0 0 0 4
Occurrence Status:
Historical >20 Years 6
Recent <=20 Years 5
Presence:
Presumed Extant 11
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Butte (BUT)
Quads: Name (Quad Code)
Oroville (3912155), Shippee (3912156)
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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