Silphium laciniatum - great marsh.JPG
Silphium perfoliatum - indiana dunes national park (2).jpg

Silphium  spp. of Northwest indiana

A member of the Aster family (Asteraceae), different species of these tall sunflower-like plants are an important part of the ecosystems to Northwest Indiana. 

Silphium integrifolium - Williams Prairie.JPG
Silphium terebinthinaceum- indiana dunes national.jpg