Sagittaria graminea Michx.

us
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Plants of NEW YORK, U.S.A.
Sagittaria graminea Michx.
COLUMBIA CO.: 2.0 mi NNW of Poolsburg, S end
of "Mull Island," E shore of Hudson River,
42°27,51”N, 73°46’52”W (GPS, datum: WGS 84).
Sunny, firm, muddy sand of moderately sloping
freshwater intertidal zone; infrequent.
Rooted low in intertidal zone; exposed at low tide.
Robert F. C. Naczi 14543 19 September 2012
04260233