Potamogeton epihydrus Raf.

HERBARIUM
COLUMBIA UNIVERSITY,
NEW YORK.
Herbarium of the University of Alabama
Potamogeton epihydrus Raf
det. Robert R. Haynes
PLANTS of* WISCONSIN. /¿¿trO
FROM THE HERBARIUM OF THE UNIVERSITY OF WISCONSIN,
BOTANICAL
VGARDE^>
Ÿkilley of the Wisconsin River near
NEW YORK BOTANICAL GARDEN
Collected by L. S. Cheney,
03709106
03709106