Common Buttonbush (Cephalanthus occidentalis)

Plantae>Magnoliophyta>Magnoliopsida>Rubiales>Rubiaceae>Cephalanthus occidentalis L.

Common Buttonbush (Cephalanthus occidentalis)

A common medium-sized shrub found along lake margins and in other sunny, wet areas. During the summer it produces compact ball-shaped heads of white tubular flowers with excerted stamens. A female Sachem is lurking on this flower cluster.

Common Buttonbush (Cephalanthus occidentalis) The deciduous leaves are broad, entire, and either opposite or whorled. As you can see, buttonbush is a favorite of butterflies, such as this Silver-spotted Skipper.
Common Buttonbush (Cephalanthus occidentalis) After flowering the heads turn into ball-shaped "buttons". It can be difficult to photograph a buttonbush flower without a butterfly attached! (These are E. Tiger Swallowtails.)

These photos were taken 7/15/03 at Lake Michie, Durham Co., NC.

More information:
University of Connecticut
Virginia Tech Dendrology
Wetland Plants of the Carolinas

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Revised 10/18/05 cwcook@duke.edu

All photographs and text ©2005 by Will Cook unless otherwise indicated.