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Contribution to the Pleistocene flora of Canada
by D. P. (David Pearce), Penha...
ISBN: 9781113403759
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A Manual of the North American Gymnosperms: Exclusive of the Cycadales But Together with Cer...
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A Birch Rope: An Account Of A Remarkable Tumor Growing Upon The White Birch (1906)
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Anatomy of the North American Coniferales Together with Certain Exotic Species from Japan an...
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Contributions To The Pleistocene Flora Of Canada...
by David Pearce Penhallow
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A Contribution To Our Knowledge Of The Origin And Development Of Certain Marsh Lands On The ...
by David Pearce Penhallow
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A Review of Canadian Botany from 1800 to 1895
by David Pearce Penhallow
ISBN: 9781235732058
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Contribution to Our Knowledge of the Origin and Development of Certain Marsh Lands on the Co...
by Penhallow, David Pearce
ISBN: 9781179426556
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Generic Characters of the North American Taxace� and Conifer�
by Penhallow, David Pearce
ISBN: 9781278362618
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Manual of the North American Gymnosperms, Exclusive of the Cycadales but Together with Certa...
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ISBN: 9781290154871
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Notes On Erian (devonian) Plants From New York And Pennsylvania: Notes On Nematophyton Crass...
by David Pearce Penhallow
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Notes on Cretaceous and Tertiary Plants of Canada...
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The Generic Characters of the North American Taxaceae and Coniferae
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Canadian Pleistocene Flora and Fauna
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ISBN: 9781360822389
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Canadian Pleistocene Flora and Fauna
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ISBN: 9781360822396
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Manual of the North American Gymnosperms, Exclusive of the Cycadales but Together with Certa...
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ISBN: 9781374078826
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Tables for the Use of Students and Beginners in Vegetable Histology
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ISBN: 9781374563315
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A Manual of the North American Gymnosperms: Exclusive of the Cycadales But Together with Cer...
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A Manual of the North American Gymnosperms: Exclusive of the Cycadales but Together With Cer...
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ISBN: 9781332303885
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Anatomy of the North American Coniferales Together with Certain Exotic Species from Japan an...
by Penhallow, David Pearce
ISBN: 9781130139129
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Anatomical Changes in the Structure of the Vascular Cylinder Incident to the Hybridization o...
by Penhallow, David Pearce
ISBN: 9781346546575
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Notes On Cretaceous And Tertiary Plants Of Canada
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ISBN: 9781342408921
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Contribution to Our Knowledge of the Origin and Development of Certain Marsh Lands on the Co...
by Penhallow, David Pearce
ISBN: 9781154444858
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Generic Characters of the North American Taxaceæ and Coniferæ
by Penhallow, David Pearce
ISBN: 9781154597233
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