Species Details

Eriogonum umbellatum var. lautum

Scott Valley buckwheat

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Photo of Eriogonum umbellatum var. lautum
©2007 Dean Wm. Taylor, Ph.D
Scientific Name:
Eriogonum umbellatum Torrey var. lautum Reveal
Common Name:
Scott Valley buckwheat
Family: Polygonaceae
Element Code: PDPGN086UX
USDA Plants Symbol:
Synonyms/Other Names:
CA Rare Plant Rank: 1B.1
Fed List: None
State List: None
Global Rank: G5T1
State Rank:
S1
Other Status: SB_UCSC
CRPR Changes:
added to 1B.1 on 2007-06-25
Add Date: 2007-06-25
Date Edited: 2022-12-06
Lifeform: perennial herb
Blooming Period: Jul-Sep
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Elevation:
800 - 900 meters
2625 - 2955 feet
General Habitats:
  • Cismontane woodland
  • Lower montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Flats
  • Gravelly
  • Sandy
Notes:
Known only from Scott Valley. Severely threatened by housing development. Potentially threatened by horticultural collecting. See Phytologia 86: 148 (2004).
Threats:
Taxonomy:
Total Occurrences: 2
Element Occurrence Ranks:
A B C D X U
0 0 0 0 1 1
Occurrence Status:
Historical >20 Years 2
Recent <=20 Years 0
Presence:
Presumed Extant 1
Possibly Extirpated 1
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Siskiyou (SIS)
Quads: Name (Quad Code)
Etna (4112248), Greenview (4112258), McConaughy Gulch (4112247)*
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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