Polygonaceae
Spreading buckwheat
Eriogonum effusum
- Family
- Polygonaceae
- Genus
- Eriogonum
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Common names
By language (1)
- English
- Spreading buckwheat
Synonyms
- Eriogonum effusum var. contortum S.Stokes
- Eriogonum effusum var. effusum
- Eriogonum microthecum subsp. myrianthum Gand.
- Eriogonum microthecum var. effusum (Nutt.) Torr. & A.Gray
- Eriogonum myrianthum Gand.
Characteristics
- Growth habit
- Shrub, Subshrub
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
FlowerPhoto: Anders Hastings, CC BY 4.0, from iNaturalist 
FlowerPhoto: Elliott Gordon, CC BY 4.0, from iNaturalist 
FlowerPhoto: Jared Lincenberg, CC BY 4.0, from iNaturalist 
Photo: Dean Wm. Taylor, CC BY 2.0, from Wikimedia Commons 
Photo: Brian Finzel, CC BY-SA 4.0, from iNaturalist
More in Eriogonum
- Sulphur-flower buckwheatEriogonum umbellatumPolygonaceae
- Winged buckwheatEriogonum alatumPolygonaceae
- Eastern Mojave buckwheatEriogonum fasciculatumPolygonaceae
- St. Catherine's laceEriogonum giganteumPolygonaceae
- Heermann's buckwheatEriogonum heermanniiPolygonaceae
- Desert trumpetEriogonum inflatumPolygonaceae
- Matted buckwheatEriogonum caespitosumPolygonaceae
- Tehachapi buckwheatEriogonum callistumPolygonaceae
- James' buckwheatEriogonum jamesiiPolygonaceae
- Slender buckwheatEriogonum microthecumPolygonaceae
- Pinnacles buckwheatEriogonum nortoniiPolygonaceae
- MountainmistEriogonum parishiiPolygonaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.