Potamogeton angustifolius Bercht. & J.Presl

HERBARIUM
Curtiss,
North American Plants,
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ENDODERMIS: O-cills 0, *\0:. ?? ; U.cells
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SOBEPIDERMAL BUNDLES: AbsshT: Prisiht.
**iPSEODO-HYPOOEREIS: AB:8KjTifts»>iht.
NEW YORK BOTANICAL GARDEN
03708649
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Revision Broad-leaved N. Am. Species of Potamogeton
POTAMOGETON ILLINOENSIS Morong
B.COgden 1941
03708649