Taxon Report

Eriogonum vestitum J.T. Howell

Idria buckwheat

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Taxon Summary

Eriogonum vestitum, commonly known as Idria buckwheat, is a annual herb in the Polygonaceae that is found only in California. It occurs within Valley and foothill grassland, growing at elevations from 235 to 900 meters. Eriogonum vestitum is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.


  Classification

Scientific Name:
Eriogonum vestitum J.T. Howell
Common Name:
Idria buckwheat
Family: Polygonaceae
Element Code: PDPGN08640
USDA Plants Symbol: ERVE4
Synonyms/Other Names:

Ecology and Life History

Lifeform: annual herb
Blooming Period: Apr-Aug Apr-Aug
Elevation: 235-900 (770-2955)
General Habitats: Valley and foothill grassland
Microhabitat:
Microhabitat Details:

Occurrence Data from the CNDDB

Total Occurrences: 0
Element Occurrence Ranks:
   Excellent (A) 0
   Good (B) 0
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 0
California Endemic:  True
California Counties and Islands: Name (Code)
Fresno (FRE), Merced (MER), San Benito (SBT)
Quads: Name (Quad Code)
Charleston School (3612087), Chounet Ranch (3612066), Ciervo Mtn. (3612045), Idria (3612046), Laguna Seca Ranch (3612077), Lillis Ranch (3612044), Monocline Ridge (3612055), Panoche (3612057), Tumey Hills (3612056)

Notes

See Phytologia 66(4):375 (1989) for taxonomic treatment.
Threats:
Taxonomy:
Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 4 July 2025].