Schoenoplectus americanus (Pers.) Schinz & R. Keller
Common Name: OLNEY'S BULRUSH
Synonym: Scirpus olneyi
Coefficient of Conservatism: 10
Coefficient of Wetness: -5
Wetness Index: OBL
Physiognomy: Nt P-Sedge
Status: E
Schoenoplectus americanus female and male stages A. A. Reznicek female and male stages

Scirpus olneyi of Michigan Flora.

Salt marshes near the Maple and Grand rivers. Now known to be extant at only one site on the Maple River.

At the Maple River site, hybrids with Schoenoplectus pungens (S. ×contortus (Eames) S. G. Sm.) have been collected.

Locations

Clinton County
Gratiot County
Ionia County
Kent County

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 12, 2017. http://www.michiganflora.net/species.aspx?id=1142.