Prairie Dock

Silphium terebinthinaceum

 

How it's classified:

  Plant Type:

  forb

 Plant Family:

   Composite

How it looks:

  Flower Color:

  yellow

  Height:

  tall

 Blooming Months:

 June July August September

Where, when and how often it grows and if it's native to Fermilab:

Typical Habitat:

   prairie

  Growth Pattern:

  perennial

 How Common:

  common

 Native to Fermilab:

 Yes

Comments:

The huge elephant-ear leaves are its most distinctive feature. Prairie dock has flowers at the top of smooth, naked stems, while compass plants have leaves and flowers on the hairy stem.

Additional Pictures:

 

 

Web Maintainer: ed-webmaster@fnal.gov
Last Update: May 18, 1998