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Common Name: Cup Plant
Scientic Name: Silphium perfoliatum
Colors: Yellow
Months Appearing: August

Native, 4-8 feet in height.

Flowers are 2 1/2 to 3 1/2 inches across. Composite, 17-35 ray flowers. Disk flowers yellow once mature and sterile. 

Leaves are triangular in shape. Large, 6 x 10 inches.Coursely toothed and pointed.  Rough. Opposite. Joined at stem creating a cup.

Sten is square and usually smooth.

Moist prairies. In field by parking lot Empire, Michigan. 8/14, 6126,6125, 6124