$ 325.00
A Contribution toward a monograph of North American species of Suillus
By Smith, Alexander H. and Thiers, Harry D.
SKU# 18729
$ 35.00
A Contribution toward a monograph of North American species of Suillus
By Smith, Alexander H. and Thiers, Harry D.
SKU# 18730
$ 30.00
A Contribution toward a monograph of North American species of Suillus
By Smith, Alexander H. and Thiers, Harry D.
SKU# 18877
$ 30.00
$ 50.00
A Preliminary Account of North American Species of Rhizopogon
By Smith, Alexander H. and Zeller, S. M.
SKU# 18735
$ 50.00
A Preliminary List of the Ferns and Seed Plants of Oklahoma
By Jeffs, R. E. and Little, Elbert L. Jr.
SKU# 17315
$ 12.00
$ 20.00
A Revision of the North American Species of Euphorbia of the section Tithymalus occurring north of Mexico
By Norton, J.B.S.
SKU# 14908
$ 30.00
A Revision of the North American Species of Euphorbia of the section Tithymalus occurring north of Mexico
By Norton, J.B.S.
SKU# 14909
$ 25.00
A Study of Certain Plant and Animal Interrelations on a Native Prairie in Northwestern Minnesota
By Tester, John R. and Marshall, William H.
SKU# 18452
$ 10.00
Abbildung und Beschreibung blühender Cacteen. Figures des Cactées en fleur peintes et lithographiées d'après nature (two volumes complete bound in one volume)
By Pfeiffer, Louis and Otto, Fr.
SKU# 19594
$ 4,000.00
$ 75.00