Cyanea kuhihewa

Cyanea kuhihewa is a rare species of flowering plant in the bellflower family known by the common name Limahuli Valley cyanea. It is endemic to Kauai, where only two mature plants are known from a single wild population. Like other Cyanea it is known as haha in Hawaiian. This species belongs to the genus Cyanea, a Hawaiian lobelioid group of plants that evolved within the Hawaiian Islands. Cyanea kuhihewa has become an important focus of conversation efforts, since it's considered one of the rarest plant species in the Hawaiian Islands due to its small population size and restricted geographic range. Conservation efforts focus on habitat protection, invasive species control, and propagation to increase the population....read more on Wikipedia.