Index / Search / Eriogonum annuum

§1 Plant

Eriogonum annuum Nutt.

vernacular annual buckwheat — species · Polygonaceae


USDA
ERAN4
GBIF
2889698
Rank
species
annual buckwheat (Eriogonum annuum)
Platephotograph · Kimberlie SasanCC BY-ND source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Annual, Biennial
Group
Dicot
Family
Polygonaceae Juss.
Genus
Eriogonum
§2a

Native status, by region

  • L48 Lower 48 States Native
§2b

County-level range

· 157 counties across 9 states/territories
Legend Native · 157 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation

No cultivation specs.

USDA has not characterised this taxon. Roughly four out of five plants in the database lack the detailed cultivation record present here — typically because they have not been the focus of NRCS Plant Materials work. Range and distribution data are unaffected.


§4Counties, by state

Recorded in 157 counties across 9 states/territories.

Arkansas view state ↗ 1 N
Kansas view state ↗ 39 N
Minnesota view state ↗ 1 N
Montana view state ↗ 11 N
Nebraska view state ↗ 44 N
New Mexico view state ↗ 19 N
North Dakota view state ↗ 6 N
Oklahoma view state ↗ 28 N
South Dakota view state ↗ 8 N

§5Sources & provenance

USDA PLANTS

Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.

plants.usda.gov/ERAN4 ↗

GBIF Backbone

Canonical taxonomic identity, synonym resolution, cross-refs. CC0.

gbif.org/species/2889698 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T09:28:40Z