Round-Leaved Chaff-Flower

Conservation status: Endangered

Habitat: base of talus slopes, that includes rock debris covering more than 50 percent of the surface

Islands where they can be found: O'ahu, Moloka'i, Lana'i, and Maui

Uhiuhi

Conservation status: Endangered

Habitat: unweathered lava on steep slopes

Islands where they can be found: Kaua'i, O'ahu, Lana'i, Maui, and Island of Hawai'i