Sagittaria rigida Pursh

NEW YORK BOTANICAL GARDEN
03730212
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BOTANICAL
FLORA OF NORTH AMERICA
Sagittaria rigida Pursh
C. B. Hellquist
HERBARIUM OF
THE UNIVERSITY OF WISCONSIN-LA CROSSE
La Crosse, Wisconsin
FLORISTIC STUDY OF THE MISSISSIPPI RIVER
(NAVIGATION POOL #8)
Sagittaria rigida Pursh. f. fluitans (Engelm. ) Fern.
Minn., Houston Co., Site 33, marsh in protected flood-
plain with Scirpus f lüviàtilis, Spàrgànium eurycarpum.
Sagittaria latifolia, and Polygonum coccineum with mixed
daninance. Within marsh occasional potholes with sub-
mergent species occur ed. Unconmon.
Coll: STEVEN D. SWANSON No. 1585	Date: 18 Jul 1975
FUNDED BY THE ARMY CORPS OF ENGINEERS
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