Buttonbush swamp in Warren Woods. The swamp is surrounded by
flood-plain forest. August 29, 1919.
Climax beech-maple forest on the higher ground in Warren Woods. August
29, 1919.
[Illustration]
[Illustration]
Footnotes:
[Footnote 1: L. R. Dice, _Occasional Papers, Mus. Zool._, No. 65.]
[Footnote 2: Adolphe B. Covert, _Natural History--History of Washtenaw
County_, p. 194. 1881.]
Transcriber's Note:
*The footnotes have been moved to the end of the publication.