Lead Plant

Amorpha canescens 

Habitat: Tall Grass Prairie

Seasons: Early fall to Winter

Active Chemical Ingredient

Germacrene D

https://en.wikipedia.org/wiki/Germacrene D

Use of specimen: Leaves rubbed directly on open wound to help stop bleeding

Source: http://www.pfaf.org/user/Plant.aspx?LatinName=Amorpha+canescens