(Lobelia monostachya)
Lobelia monostachya (Waianae Range lobelia) is a species of flowering plant in the Campanulaceae family that is endemic to the island of O-ahu in Hawaii. It inhabits cliffside mesic shrublands in the southern Ko-olau Mountains at an elevation of 44-614 m (144-2,014 ft). It was previously believed to be extinct. In 1994 it was rediscovered and only 8 individuals are currently known to exist.