Origin: Native
Conservation Status: Not of concern
[none provided]
Occurring in scattered counties west of the Cascades crest in Washington; also known from California and the southeastern U.S.
Occurring east of the Cascades crest in Washington; Washington to California, east to Montana, Wyoming, and Utah.
Occurring chiefly east of the Cascades crest and in the Columbia River Gorge in Washington; British Columbia to California, east to the Great Plains and southeastern U.S.PNW Herbaria: Specimen records of Marsilea in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Marsilea checklist entry
OregonFlora: Marsilea information
E-Flora BC: Marsilea atlas page
CalPhotos: Marsilea photos