Plant Communities: Freshwater Marsh North Coastal Coniferous Forest Red Fir Forest Mixed Evergreen Forest wetland-riparian
Synonyms: Poterium officinale Sanguisorba microcephala Sanguisorba muricata Sanguisorba officinalis ssp. microcephala Sanguisorba officinalis var. polygama
Counties: Del Norte Humboldt Mendocino Placer Trinity Yolo