Observations on the Flowering Plants, Ferns and Fern Allies Growing Wild in Marquette County, Michigan, in 1916 and 1917, Especially in the Vicinity of the Huron Mountain Club

Observations on the Flowering Plants, Ferns and Fern Allies Growing Wild in Marquette County, Michigan, in 1916 and 1917, Especially in the Vicinity of the Huron Mountain Club