Taxon Details

Nemophila breviflora

Great Basin nemophila

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Photo of Nemophila breviflora
©2013 Trent M. Draper
Photo of Nemophila breviflora
©2011 RT Hawke

Taxon Summary:

Nemophila breviflora, commonly known as Great Basin nemophila, is a annual herb in the Hydrophyllaceae that is found in California and elsewhere. It occurs within Great Basin scrub, Meadows and seeps, and Upper montane coniferous forest, growing at elevations from 1220 to 2410 meters. Nemophila breviflora is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.

Lifeform: annual herb
Blooming Period: May-Jul
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Elevation:
1220 - 2410 meters
4005 - 7905 feet
General Habitats:
  • Great Basin scrub
  • Meadows and seeps
  • Upper montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Mesic
Notes:
Threats:

Possibly threatened by grazing, vehicles, and recreational activities.

Taxonomy:
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 7 30 %
THREAT LIST:
Grazing 5 21%
Logging 3 13%
Mining 1 4%
Non-native plant impacts 1 4%
Recreational use (non-ORV) 1 4%
Total Occurrences: 23
Element Occurrence Ranks:
A B C D X U
5 3 1 0 0 14
Occurrence Status:
Historical >20 Years 15
Recent <=20 Years 8
Presence:
Presumed Extant 23
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Colorado (CO), Idaho (ID), Montana (MT), Nevada (NV), Oregon (OR), Utah (UT), Washington (WA), Wyoming (WY)
California Counties and Islands: Name (Code)
Lassen (LAS), Modoc (MOD), Shasta (SHA)
Quads: Name (Quad Code)
Ambrose Valley (4112027), Boot Lake (4112012), Cedarville (4112052), Dana (4112115), Eagle Peak (4112032), Emerson Peak (4112022), Jess Valley (4112023), Knox Mountain (4112026), Lake Annie (4112081), Mt. Bidwell (4112082), Payne Peak (4112053), Shields Creek (4112043), Soup Creek (4112033), Surprise (4112054), Willow Ranch (4112083)
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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Original Description: Proceedings of the American Academy of Arts and Sciences 10:315 (1875)
Taxonomic Treatment: University of California Publications in Botany 19(10):353-355 (1941)
Species Account: Nemophila breviflora profile for potential Species of Conservation Concern evaluation (2019)
Other: USFS Potential Species of Conservation Concern Profile

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