Species Details

Lomatium hendersonii

Henderson's lomatium

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Photo of Lomatium hendersonii
©2007 Norman Jensen
Photo of Lomatium hendersonii
©2007 Norman Jensen
Scientific Name:
Lomatium hendersonii (Coult. & Rose) Coult. & Rose
Common Name:
Henderson's lomatium
Family: Apiaceae
Element Code: PDAPI1B0T0
USDA Plants Symbol: LOHE2
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: Mar-Jun
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Elevation:
1400 - 2440 meters
4595 - 8005 feet
General Habitats:
  • Great Basin scrub
  • Lower montane coniferous forest
  • Pinyon and juniper woodland
Microhabitat Details:
Microhabitat:
  • Clay
  • Rocky
Notes:
Easily confused with L. canbyi. Inadvertently omitted from The Jepson Manual (1993). Field work needed. See Botanical Gazette 13:210 (1888) for original description, Systematic Botany Monographs 4:1-55 (1984) for taxonomic treatment, and Madroño 43(4):515-521 (1996) for discussion of presence in CA.
Threats:
Taxonomy:
Threat List Total: 2
Total EOs % of EOs
EOs with Threat Listed: 8 57 %
THREAT LIST:
Other 8 57%
Road/trail construction/maint. 1 7%
Total Occurrences: 14
Element Occurrence Ranks:
A B C D X U
0 1 0 0 0 13
Occurrence Status:
Historical >20 Years 12
Recent <=20 Years 2
Presence:
Presumed Extant 14
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Idaho (ID), Nevada (NV), Oregon (OR)
California Counties and Islands: Name (Code)
Lassen (LAS), Modoc (MOD), Siskiyou (SIS)
Quads: Name (Quad Code)
Cedarville (4112052), Infernal Caverns (4112035), Kangaroo Mtn. (4112382), Likely (4112025), Little Juniper Reservoir (4112034), Shields Creek (4112043), Tule Mountain (4112024)
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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