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Universiiy of Alaska Hevbalium (ALA)
Museum of the North
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PLANTS OF THE DISTRICT OF MACKENZIE
CANADA
Nu. §55Q H. M. Raup & J. H. Super July 24
Betula papyrifera Marsh. var. commutata
(Hegel) Fern.
On mossy 12659 in shale gorge.
Tree 50 ft. hign; 2 in.D.B.H. Bark raddiah
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Vicinity of the eastern cud of   Lake; app. Lat. 62 4/ N.,
Long. 1tZ7°30’ W.;
Arnold Arlmretum Expedition to the Mackenzie Mountains, 1939

