1.
Liverworts and Hornworts of Southern Michigan
by Crum, Howard Alvin
ISBN: 9780962073311
List Price: $19.00
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Focus on Peatlands and Peat Mosses
by Crum, Howard, Planisek, San...
ISBN: 9780472063789
List Price: $27.95
3.
Mosses of Eastern North America (2 Volume Set)
by Howard A. Crum, Lewis E. An...
ISBN: 9780231045162
List Price: $420.00
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The Moss Flora of Mexico (Memoirs of the New York Botanical Garden)
by Aaron J. Sharp, Howard Crum
ISBN: 9780893273798
List Price: $80.00
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New Combinations and New Taxa of Mosses Proposed by Nils Conrad Kindberg
by Steere, William C., Crum, H...
ISBN: 9780893270056
List Price: $15.00
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Focus on Peatlands and Peat Mosses
by Crum, Howard, Planisek, San...
ISBN: 9780472093786
List Price: $52.50