Bristly Mousetail - Myosurus apetalus var. borealis
See species description.
Variety borealis can be distinguished by the following characters: sepals 1-veined, scarious margins broad; heads of achenes 4-9 mm; outer face of achene narrowly elliptic or rectangular.(Whittemore, 1997, Fl. North America, Vol. 3).
AB to SK south to CA, AZ, UT and WY (Kartesz 2009).
Flats and marshes, often in sagebrush; 600-1500 m (Whittemore, 1997).
- Additional ReferencesLegend: View Online Publication
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- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.