Taraxacum officinale F.H.Wigg.

HERBARIUM OF
THE UNIVERSITY OF WISCONSIN-LA CROSSE
La Crosse, Wisconsin
Plants of Dredge Spoil Sites
Taraxacum officinale Weber
(Compositae)
Minnesota, Houston Co.; Island 13; Mississippi River-
mile #691; T103N R4W Sec 13
Age of dredge material-5 yr; Approx. elevation-635 ft,
Normal Pool elevation-631 ft. Large island W side of
main channel; specimen growing on large deposition site,
south end of island; area on west side adjacent to
Salix community
Coll:	S.R. Ziegler	No. 1194 Date:	12	June	1975
M.F. Leykom
02919604