Bidens conjuncta

Bidens conjuncta, the bog beggarticks, is a species of flowering plant in the sunflower family. It belongs to the genus "Bidens", collectively called "kokoʻolau" or "koʻokoʻolau" in the Hawaiian language. "Bidens conjuncta" is found only on western Maui.
Its natural habitat are wet forests and bogs. It is threatened by habitat loss due to the spread of invasive weeds and brush fires.