Silphium integrifolium Michx.
Nee, M. 62409
Verbatim Date: 2015-07-26
United States, Wisconsin, Crawford, 3.3 km N of Wauzeka. DNR land on ridge S of Onstine Hill Road
43° 6' 55" N, 90° 52' 49" W; T07N R04W sec05 NW4NW4;
Old field on ridgetop. With Solidago, Bromus inermis, Monarda fistulosa, near scattered plants and large patches of Silphium perfoliatum. This ridgetop field appears not to have been planted with prairie plants, with only a couple of the most aggressive native prairie plants invading, such as Rudbeckia hirta.
A few scattered plants and in a patch of many clumps.
Record Id: c483eb03-fbfb-46af-ba78-1a027704ce02
Occurrence ID (GUID):