University oi Alaska Herbarium (ALA)
  Museumof\heNorth
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ALASKA, U.S.A.
BETULA NANA L. BET
IKPIKPUK RIVER QUAD.: Ikpikpuk River, 69°L&2.6'N,
i5Li°53.O'W.
R.E. Nelson s.n. i979
University of Alaska Herbarium, Fairbanks (ALA)

