Taxon Report

Eriogonum nudum Benth. var. indictum (Jeps.) Rev.

protruding buckwheat

Print Report


Taxon Summary

Eriogonum nudum var. indictum, commonly known as protruding buckwheat, is a perennial herb in the Polygonaceae that is found only in California. It occurs within Chaparral, Chenopod scrub, and Cismontane woodland, growing at elevations from 150 to 1463 meters. Eriogonum nudum var. indictum is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.

  Classification
Scientific Name:
 Eriogonum nudum Benth. var. indictum (Jeps.) Rev.
Common Name:
 protruding buckwheat
Family: Polygonaceae
Element Code: PDPGN08494
USDA Plants Symbol: ERNUI
Synonyms/Other Names:

Ecology and Life History
Lifeform: perennial herb
Blooming Period: (Apr)May-Oct(Dec) (Apr)May-Oct(Dec)
Elevation: 150-1463 (490-4800)
General Habitats: Chaparral, Chenopod scrub, Cismontane woodland
Microhabitat: Clay, Serpentine
Microhabitat Details:

Conservation Status
CA Rare Plant Rank: 4.2
Global Rank: G5T4
State Rank:
 S4
State List: None
Fed List: None
Other Status:
CRPR Changes:

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

Location
California Endemic:  True
California Counties and Islands: Name (Code)
Fresno (FRE), Kern (KRN), Kings (KNG), Merced (MER), Monterey (MNT), San Benito (SBT), San Luis Obispo (SLO), Santa Barbara (SBA), Stanislaus (STA)
Quads: Name (Quad Code)
Alcalde Hills (3612024), Caliente Mtn. (3511917), Charleston School (3612087), Chews Ridge (3612135), Cholame (3512063), Cholame Valley (3512073), Chounet Ranch (3612066), Ciervo Mtn. (3612045), Curry Mountain (3612014), Garza Peak (3512082), Greenfield (3612132), Hepsedam Peak (3612037), Hernandez Reservoir (3612047), Idria (3612046), Joaquin Rocks (3612034), Las Yeguas Ranch (3511948), Lebec (3411877), Lillis Ranch (3612044), Maricopa (3511914), Mercey Hot Springs (3612067), Monarch Peak (3612027), Monocline Ridge (3612055), Mt. Adelaide (3511846), Mt. Boardman (3712144), Oiler Peak (3511835), Orchard Peak (3512062), Packwood Creek (3512051), Panoche (3612057), Paraiso Springs (3612133), Parkfield (3512084), Peak Mountain (3411987), Reward (3511936), Rio Bravo Ranch (3511847), Rock Spring Peak (3612048), San Benito (3612151), San Juan Bautista (3612175), San Miguel (3512076), Santa Rita Peak (3612035), Smith Mountain (3612015), Stockdale Mountain (3512085), Taylor Canyon (3511918), Tent Hills (3512072), Tumey Hills (3612056), Valleton (3512086), West Elk Hills (3511935)

Threat List Data from the CNDDB

Threat List Total: 0
EOs with Threat Listed: Total EOs % of EOs
0 0 %

Notes
Not always distinct from var. auriculatum in FRE and SBT counties. See Flora of California 1(4):421 (1914) by W.L. Jepson for original description, and Phytologia 66(4):329-332 (1989) for taxonomic treatment.
Threats:
Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 22 February 2025].