squawroot

1. An eastern North American plant (Conopholis americana) parasitic on the roots of oaks and other trees and having tubular yellowish flowers and a stem covered with brownish scales.
2. An eastern North American plant (Trillium erectum) having ill-smelling, purple to yellow flowers with three petals and dark red, six-angled fruit.

The noun has one meaning:

Meaning #1: tall herb of eastern North America and Asia having blue berrylike fruit and a thick knotty rootstock formerly used medicinally
  Synonyms: blue cohosh, blueberry root, papooseroot, papoose root, squaw root, Caulophyllum thalictrioides, Caulophyllum thalictroides