Page author: Ben Legler
Myosurus apetalus
bristly mouse-tail, sedge mouse-tail
WTU specimens
Other herbaria

Distribution: East side of the Cascades, British Columbia to California, east to Wyoming

Habitat: Moist areas and vernal streambeds, mostly low elevation grasslands and sagebrush, occasionally to subalpine

Flowers: Late March - early June

Origin: Native

Conservation Status: Not of concern

Description:
General:

Glabrous, acaulescent annual from fibrous roots, the several scapes 1-10 cm. tall, exceeding the leaves.

Leaves:

Leaves all basal, narrowly linear, 1-7 cm. long.

Flowers:

Flowers inconspicuous, solitary on the leafless scapes; sepals 5, greenish, 1-nerved, spurred at the base, the spur nearly equaling the sepal; petals 5, whitish, linear, about equaling the sepals, early-deciduous; stamens 5; pistils 20-50, crowded on a cylindrical receptacle 5-10 mm. long.

Fruits:

Achene 1.5-2 mm. long with a divergent beak 0.8-1.5 mm. long.

Accepted Name:
Myosurus apetalus Gay
Publication: Fl. Chil. 1: 31. 1845.

Synonyms & Misapplications:
Myosurus aristatus Benth., illegitimate name [HC]
Myosurus minimus L. var. aristatus (Benth.) B. Boivin
Infraspecies:
var. borealis – bristly mouse-tail, sedge mouse-tail    East side of the Cascades, British Columbia to California, east to Wyoming
Additional Resources:

PNW Herbaria: Specimen records of Myosurus apetalus in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Myosurus apetalus checklist entry.

E-Flora BC: Myosurus apetalus atlas page.

CalPhotos: Myosurus apetalus photos.

USDA Plants: Myosurus apetalus information.

11 photographs:
Group by