Species Details

Horkelia daucifolia var. indicta

Jepson's horkelia

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Photo by © 2011 Dean Wm. Taylor, Ph.D.  max-height:128px; max-width:145px;
© 2011 Dean Wm. Taylor, Ph.D.
Photo by © 2011 Dean Wm. Taylor, Ph.D.  max-height:128px; max-width:145px;
© 2011 Dean Wm. Taylor, Ph.D.
Photo by © 2011 Dean Wm. Taylor, Ph.D.  max-height:128px; max-width:145px;
© 2011 Dean Wm. Taylor, Ph.D.
Scientific Name:
Horkelia daucifolia (Greene) Rydb. var. indicta (Jeps.) Ertter & Reveal
Common Name:
Jepson's horkelia
Family: Rosaceae
Element Code: PDROS0W053
USDA Plants Symbol:
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: Apr-Jun
Elevation:
240 - 670 meters
785 - 2200 feet
General Habitat:
  • Cismontane woodland
General Micro Habitat: Quaternary pyroclastic flows
Micro Habitat:
  • Clay
  • Openings
  • Volcanic
  • Vernally Mesic
Notes:
Known from fewer than five occurrences; only one occurrence seen recently. Threatened by habitat fragmentation. Potentially threatened by development. See H. daucifolia in The Jepson Manual (1993). See Manual of the Flowering Plants of California, p. 493 (1925) by W.L. Jepson for original description, and Novon 17:315-325 (2007) for taxonomic treatment.
Threats:
Taxonomy:
Other:
Total Occurrences: 3
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 3
Occurrence Status:
Historical >20 Years 1
Recent <=20 Years 2
Presence:
Presumed Extant 3
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Shasta (SHA), Tehama (TEH)
Quads: Name (Quad Code)
Inwood (4012158), Rosewood (4012235)
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.

Map

Presumed Extant
Counties   Quads