Distribution: Occurring west of the Cascades crest in Washington, where known only from Kittitas and Spokane counties; south-central British Columbia to Washington;
Habitat: Seasonally moist swales and vernal pools at middle elevations among open conifer forest or sagebrush-steppe.
Spores: June
Origin: Native
Growth Duration: Perennial
Conservation Status: Sensitive in Washington (WANHP)
[none provided]
PNW Herbaria: Specimen records of Isoetes minima in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Isoetes minima checklist entry
OregonFlora: Isoetes minima information
E-Flora BC: Isoetes minima atlas page
CalPhotos: Isoetes minima photos