Dubautia arborea

Dubautia arborea, the tree dubautia or Mauna Kea dubautia, is a species of flowering plant in the family Asteraceae. A member of the silversword alliance, it is endemic to the island of Hawaii. It is a shrub or small tree. It is an endangered species that is threatened by feral grazing animals.

Description
Dubautia arborea is one of the larger Dubautia, growing up to 6 m tall and 4 m across. It most often resembles a large shrub. It produces yellow flowers, with flowering mostly occurring July–December.

Habitat and distribution
Dubautia arborea grows at high elevations (2,125–3,100 m) on Mauna Kea and Hualalai, inhabiting subalpine dry forests dominated by māmane, high elevation shrublands, and the alpine stone desert above the tree line.