Potamogeton filiformis var. alpinus (Blytt) Asch. & Graebn.

V
FLORA OF NORTH AMERICA
Coleogeton filiformis (Pers.) D. Les & R. Haynes
subsp. alpinus (Blytt) D. Les & R. Haynes
C.B. Hellquist	1995
UNIVERSITY OF MONTANA HERBARIUM
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