CNPS

CNPS Rare Plant Inventory



Species 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

  Classification

Scientific Name:
Nemophila breviflora Gray
Common Name:
Great Basin nemophila
Family: Hydrophyllaceae
Element Code: PDHYD0B020
USDA Plants Symbol: NEBR
Synonyms/Other Names:

  Conservation Status

CA Rare Plant Rank: 2B.3
Fed List: None
State List: None
Global Rank: G4G5
State Rank:
 S3
Other Status:
CRPR Changes:
Add Date: 2001-01-01
Date Edited: 2022-04-05

  Ecology and Life History

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

Notes:
Threats:

Possibly threatened by grazing, vehicles, and recreational activities.
Taxonomy:

  Threat List Data from the CNDDB

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%

  Occurrence Data from the CNDDB

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

  Location

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.
Regional Map

  Map

Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel

  Selected References

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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Suggested Citation:
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 29 December 2024].
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