By: Beal, W. J. (William James), - Bennett, John J. - Bessey, Charles E. (Charles Edwin), - Best, G. N. (George Newton), - Bigelow, Jacob, - Blachford, Frederic Rogers, Baron, - Boissier, Edmond, - Bornet, Ed. (Edouard), - Bosch, R. B. van den (
New York: H. Holt, 1887-1896.
Lansing :W.J. Beal,1887-1896. | New York Botanical Garden, LuEsther T. Mertz Library
Lansing: R. Smith & co., printers, 1892
East Lansing, Mich. :Michigan Agricultural College Experiment Station, Botanical Dept.,1911. | New York Botanical Garden, LuEsther T. Mertz Library
Boston: Ginn & Company Publishers: 1904.
[Lansing]: Michigan Agricultural Experiment Station, State Agricultural College, 1891.
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