University of Alaska Herbarium (ALA)
Museum of the North
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FLORA OF ALASKA: NOATAK RIVER DRAINAGE
Nm SAO? Dma 6 Aug., 1975
Betula Eaozrifera Marsh subsp. humilis
ZResel} Hult.
Noatak Canyon: rocky ridge near Tulugak Lake.
Tree with white bark, ca. 7 m tall.
C,N.S. Biological Survey of the Noatak Valley, supported by the U.S.
National Park Service.
Coll. and Det. S. B. Young

