Ambrosia artemisiifolia L.

Mississippi River-Navigation Pool 8
< m M Mile 679.2-692

HERBARIUM OF
THE UNIVERSITY OF WISCONSIN-LA CROSSE
La Crosse, Wisconsin
Plants of Dredge Spoil Sites

Ambrosia artemisiifolia L.

(Compositae)

Wisconsin, Vernon Co.; Island 1; Mississippi River-
mile #685; T14N R7W*Sec 32

Age of dredge material-12 yr; Approx. elevation-634 ft
Normal Pool elevation-631 ft. Small island W side of
main channel; specimen growing on north end of island
on open, dry dredge material bank facing main channel
Ht of specimen-0.5 m

Coll: S.R. Ziegler No. 0591 Date: 12 Sept 19i
M.F. Leykom

BOTANICAL.

NEW YORK BOTANICAL GARDEN

01877646

The New York

Botanical Garden copyrightreserved |

01877646