Senna marilandica, Wild Senna or Maryland Senna was formerly called Cassia marilandica. Maryland Senna has large, alternate compound leaves and 1 inch yellow flowers in branched clusters at the top of the stems. The flattened 4 inch black fruit pods are attractive adding needed interest in the fall and winter. Senna maraland Senna plants provide a good textural accent in a large informal prairie garden or native wild flower meadow when planted with Purple coneflower, Prairie Blazing Star, wild Bergamot, and other prairie wildflowers. Senna leaves have been used medicinally as a cathartic and are a host plant to the Silver Spotted Skipper Butterfly.