Silphium perfoliatum var. perfoliatum L.
Nee, M. 2477
Verbatim Date: 1969-09-14
United States, Wisconsin, Richland, Behind Ewers Flood Control Dam (about 10 years old).
43.332429 -90.57399596 +-285m.
T10N R02W sec23 NW4NE4;
Latitude/Longitude was derived from the Township, Range, Section location. This causes an imprecision.
Low open weedy area near base of dam. With permanent small creek and small ponds, but area only covered by water after heavy rains.With Polygonum spp., Bidens spp., Phalaris arundinacea, Echinochloa sp., both weeds and native weedy. species of low prairies and marshes. Sheet 1 of 2.
Record Id: 0c35a8ee-e607-418b-b318-955f58186af1
Occurrence ID (GUID):