About Amorpha nana Nutt.
Amorpha nana Nutt. has several common names, including dwarf indigo, dwarf indigobush, dwarf false indigo, fragrant indigo-bush, fragrant false indigo, and dwarf wild indigo. This is a perennial shrub in the pea family Fabaceae, native to North America, that reaches a height between 1 and 3 feet, or 30 to 91 centimeters. It produces vibrant green pinnate leaves and clusters of purple flowers, and its fruits are small pods. This species grows in dry prairies and rocky hillsides, and prefers rocky and sandy soil. Thomas Nuttall formally described this species for science in 1813. Its species epithet nana is the botanical Latin word meaning "dwarf".