CNPS

CNPS Rare Plant Inventory



Species Details

Eriogonum hirtellum

Klamath Mountain buckwheat

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Photo of Eriogonum hirtellum
©2010 Steve Matson 		Photo of Eriogonum hirtellum
©2009 Zoya Akulova

  Classification

Scientific Name:
Eriogonum hirtellum J.T. Howell & Bacig.
Common Name:
Klamath Mountain buckwheat
Family: Polygonaceae
Element Code: PDPGN082T0
USDA Plants Symbol: ERHI7
Synonyms/Other Names:

  Conservation Status

CA Rare Plant Rank: 1B.3
Fed List: None
State List: None
Global Rank: G2G3
State Rank:
 S2S3
Other Status: SB_UCSC; USFS_S
CRPR Changes:
Add Date: 1974-01-01
Date Edited: 2022-12-06

  Ecology and Life History

Lifeform: perennial rhizomatous herb
Blooming Period: Jul-Sep
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Elevation:
610 - 1900 meters
2000 - 6235 feet
General Habitats:
  • Chaparral
  • Lower montane coniferous forest
  • Upper montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Serpentine

  Notes

Notes:
Threatened by vehicles. Possibly threatened by logging and grazing. Klamath NF has adopted species management guidelines. See Leaflets of Western Botany 9:174-176 (1961) for original description, and Phytologia 66(4):355 (1989) for taxonomic treatment.
Threats:
Taxonomy:

  Threat List Data from the CNDDB

Threat List Total: 7
Total EOs % of EOs
EOs with Threat Listed: 12 40 %
THREAT LIST:
Logging 7 23%
Road/trail construction/maint. 5 16%
Improper burning regime 2 6%
Other 2 6%
ORV activity 1 3%

  Occurrence Data from the CNDDB

Total Occurrences: 30
Element Occurrence Ranks:
A B C D X U
5 6 1 0 1 17
Occurrence Status:
Historical >20 Years 24
Recent <=20 Years 6
Presence:
Presumed Extant 29
Possibly Extirpated 0
Presumed Extirpated 1

  Location

California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Del Norte (DNT), Siskiyou (SIS)
Quads: Name (Quad Code)
Bear Peak (4112365), Deadman Point (4112384), Figurehead Mtn. (4112383), Hamburg (4112371), Happy Camp (4112374), Polar Bear Mtn. (4112385), Preston Peak (4112375), Scott Bar (4112361)
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

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 26 December 2024].
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