Distribution: Occurring west of the Cascades crest in Washington; British Columbia to California, also along southern U.S. border to central and eastern U.S.
Habitat: A weed of waste ground.
Flowers: June-September
Origin: Introduced
Growth Duration: Perennial
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Rumex conglomeratus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Rumex conglomeratus checklist entry.
OregonFlora: Rumex conglomeratus information.
E-Flora BC: Rumex conglomeratus atlas page.
CalPhotos: Rumex conglomeratus photos.
USDA Plants: Rumex conglomeratus information.