Mark Hyde, Bart Wursten and Petra Ballings   cc-by-nc

Cephalanthus (Buttonbush) is a genus of tree in the family Rubiaceae. They are native to Canada and The Contiguous United States. Flowers are visited by Gulf Fritillary, Theope bacenis, giant resin bee, and Eastern Giant Swallowtail.

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EOL has data for 9 attributes, including:

Known occurrences, collected specimens and observations of buttonbush. View this species on GBIF