Peucedanum sandwicense
 Peucedanum sandwicense is a rare species of flowering plant in the carrot family known by the common name makou. It is endemic to Hawaii where it is known from Maui Molokai Kauai and Oahu. It is threatened by introduced species of plants and animals. It is a federally listed threatened species of the United States.This is a perennial herb which grows up to a meter tall or possibly more. The caudex has a ring of fleshy roots.