Potamogeton alpinus Balb.

PLANTS OF ONTARIO, CANADA
THUNDER BAY DISTRICT
NEW YORK BOTANICAL GARDEN
.........03708187
botanical
Potamogeton alpinus Balbis
var. subellipticus (Fern.) Fassett
Shallow water up to 1 m. deep.
Sandstone Creek, just below bridge on Sandstone
Lake Road, Hardwick Township.
No. 1633 Coll. C.E. Garton 21 August 1951
Det. W. G. Dore April 1952 *
Division of Botany, Science Service
L Department of Agriculture, Ottawa, Canada
03708187