Cephalanthus occidentalis L.
Common Name: BUTTONBUSH
Coefficient of Conservatism: 7
Coefficient of Wetness: -5
Wetness Index: OBL
Physiognomy: Nt Shrub

Hardwood swamps, wet thickets, river margins, edges of marshes, swales, and shores; often in standing water or in very deep muck.

Our only truly woody member of Rubiaceae, Cephalanthus can occasionally be a small tree. The leaves are opposite or in whorls of 3 and are typical rubiaceous leaves, resembling those of coffee and many other members of the family.

Locations

Allegan County
Antrim County
Barry County
Benzie County
Berrien County
Branch County
Calhoun County
Cass County
Cheboygan County
Clare County
Clinton County
Genesee County
Gladwin County
Grand Traverse County
Gratiot County
Hillsdale County
Huron County
Ingham County
Ionia County
Isabella County
Jackson County
Kalamazoo County
Kalkaska County
Kent County
Lake County
Lapeer County
Leelanau County
Lenawee County
Livingston County
Macomb County
Manistee County
Mason County
Mecosta County
Midland County
Missaukee County
Monroe County
Montcalm County
Muskegon County
Newaygo County
Oakland County
Oceana County
Osceola County
Ottawa County
Presque Isle County
Saginaw County
Sanilac County
Shiawassee County
St. Clair County
St. Joseph County
Tuscola County
Van Buren County
Washtenaw County
Wayne County
Wexford County

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 15, 2017. http://www.michiganflora.net/species.aspx?id=2578.