Amorpha, IndigobushJudson Carroll, Master Herbalist is a reader-supported publication. To receive new posts and support my work, consider becoming a free or paid subscriber. Three Varieties of Amorpha have documented use in Herbal Medicine: Amorpha canescens - Lead Plant, Amorpha fruticosa - False Indigo, Amorpha nana - Dwarf Indigobush.