Myosurus cupulatus

S. Watson

Proc. Amer. Acad. Arts 17: 362. 1882.

Treatment appears in FNA Volume 3.

Herbs, 3.3-16 cm. Leaf blades linear or very narrowly oblanceolate, 1.8-9.5 cm. Inflorescences: scapes 2.2-12 cm. Flowers: sepals faintly 3-veined, scarious margins narrow or absent; petal claw 1-3 times as long as blade. Heads of achenes 13-42 × 2-3 mm, long-exserted from leaves. Achenes: outer face orbiculate or sometimes square, 0.8-1.2 × 0.6-1 mm, 0.8-1.2 times as high as wide, bordered by prominent ridge; beak 0.6-1.2 mm, 0.6-1.2 times as long as body of achene body, weakly divergent from outer face of achene, heads of achenes thus roughened by projecting achene beaks. 2n=16.

Phenology: Flowering late winter–spring (Mar–May).
Habitat: Dry hillsides or canyon bottoms in shrubland
Elevation: 350-1800 m


V3 54-distribution-map.gif

Ariz., Calif., Colo., Nev., N.Mex., Tex., Utah, Mexico (Baja California and Sonora).


The Navaho-Ramah used Myosurus cupulatus medicinally both externally and internally as an aid for ant bites or swallowing an ant (D.E. Moerman 1986).

Selected References


Lower Taxa

... more about "Myosurus cupulatus"
Alan T. Whittemore +
S. Watson +
Ariz. +, Calif. +, Colo. +, Nev. +, N.Mex. +, Tex. +, Utah +  and Mexico (Baja California and Sonora). +
350-1800 m +
Dry hillsides or canyon bottoms in shrubland +
Flowering late winter–spring (Mar–May). +
Proc. Amer. Acad. Arts +
Illustrated +
Myosurus cupulatus +
Myosurus +
species +