University of Michigan Herbarium (MICH:Pteridophytes)
1432879
93d06425-1bef-4e6e-aa33-64e07c14f656
Marsilea quadrifolia L.
Marsileaceae
J.M. Webber
4787
1982-08-14
1982-08-14
Canada, Ontario, Peel, Mississauga. Lorne Park. N of CNR, just W of Lornewood Creek. N shore of Hurlburt's Pond. UTM grid ref. 123211
Drying shore of formerly man-made pond. Oozy, organic substrate with abundant Lemna minor and Marsilea quadrifolia. Abundant. Not noticed at this site prior to 1964