Template:A.Gray, 1867

• Gray, A. 1867. A Manual of the Botany of the Northern United States including the district east of the Mississippi and north of North Carolina and Tennessee, arranged according to the natural system. 5th edition. New York: Ivison, Phinney, Blakeman. 701 pp. DOI: 10.5962/bhl.title.56618  
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