Fimbristylis

1. Style 3-cleft, glabrous; achenes 3-sided, ca. 0.7 mm long; anthers ca. 0.3 mm long; plant a delicate tufted annual.

F. autumnalis

1. Style 2-cleft, ciliate below; achenes biconvex, ca. 1.5 mm long; anthers 1.5–1.7 mm long; plant a stiff perennial.

F. puberula

All species found in Fimbristylis

Fimbristylis autumnalisAUTUMN SEDGE 
Fimbristylis puberulaCHESTNUT SEDGE 

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. May 23, 2017. http://michiganflora.net/genus.aspx?id=Fimbristylis.