Home Cyperaceae Rhynchospora

Rhynchospora alba (L.) Vahl

Common Name: BEAK-RUSH
Coefficient of Conservatism: 6
Coefficient of Wetness: -5
Wetness Index: OBL
Physiognomy: Nt P-Sedge

Bogs, fens, open conifer swamps (tamarack, black spruce), wet meadows.

This is our commonest Rhynchospora, occurring virtually throughout the state, and distinctve in its white scales, darkening upon full maturity only to pale brown, lighter colored than other species.  

D. Dister

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Counties
Alcona
Alger
Allegan
Alpena
Antrim
Arenac
Baraga
Barry
Benzie
Berrien
Calhoun
Cass
Charlevoix
Cheboygan
Cheboygan or Emmet
Chippewa
Crawford
Delta
Emmet
Gladwin
Gogebic
Grand Traverse
Ionia
Iron
Jackson
Kalamazoo
Kalkaska
Kent
Keweenaw
Lake
Leelanau
Livingston
Luce
Mackinac
Macomb
Marquette
Mason
Mecosta
Menominee
Midland
Missaukee
Montcalm
Muskegon
Newaygo
Oakland
Ontonagon
Otsego
Ottawa
Presque Isle
Roscommon
Schoolcraft
St. Clair
St. Joseph
Van Buren
Washtenaw
Wexford

Citation:
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. March, 18, 2025
https://lsa-miflora-p.lsait.lsa.umich.edu/#/record/1133