Reference:Brittain1969a


Verbatim text: Brittain, W. H. and W. F. Grant. 1969. Observations on Canadian birch (Betula) collections at the Morgan Arboretum. VII. B. papyrifera and B. resinifera from northwestern Canada. Canad. Field-Naturalist 83: 185--202.
Author: Brittain, W.H., Grant, W.F.
Year: 1969
Title: Observations on Canadian birch (Betula) collections at the Morgan Arboretum. VII. B. papyrifera and B. resinifera from northwestern Canada
Journal: Canad. Field-Naturalist
Volume: 83
Pages: 185–202

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Brittain, W.H. +  and Grant, W.F. +