Page author: David Giblin
Pilularia americana
American pillwort

Distribution: Occurring east of the Cascades in far eastern Washington; disjunct in eastern Washington, otherwise Oregon to California, also in the central and southeastern U.S.

Spores: June-October

Origin: Native

Conservation Status: Threatened in Washington (WANHP)


[none provided]

Accepted Name:
Pilularia americana A. Braun
Publication: Monatsber. K├Ânigl. Preuss. Akad. Wiss. Berlin. 1863: 435. 1864.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Pilularia americana in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Pilularia americana checklist entry.

E-Flora BC: Pilularia americana atlas page.

CalPhotos: Pilularia americana photos.

USDA Plants: Pilularia americana information.

7 photographs:
Group by