Euphorbia haeleeleana Euphorbia haeleeleana Euphorbia haeleeleana, the Kauai spurge, is a species of flowering plant in the croton family, Euphorbiaceae, that is endemic to the islands of Kauai and Oahu in Hawaii. Like other Hawaiian spurges it is known as `akoko. It inhabits dry, coastal mesic, and mixed mesic forests from . Associated plants include ōhia lehua ("Metrosideros polymorpha"), koa ("Acacia koa"), lama ("Diospyros sandwicensis"), kukui ("Aleurites moluccanus"), aalii ("Dodonaea viscosa"), wiliwili ("Erythrina sandwicensis"), hala pepe ("Pleomele" spp.), ohe kukuluāeo ("Reynoldsia sandwicensis"), and āulu ("Sapindus oahuensis"). Kauai Spurge is a small tree, reaching a height of . It is threatened by habitat
Koa people their territory. In 1998 grazier Noel Kennedy applied to the Federal Court to have his property Castle Hill declared to be free of native title. This was challenged by the descendants of the Koa the following year, in a counterclaim for native title to the Castle Hill Pastoral Holding and the Bladensburg National Park in the Shire of Winton. In mid-2002 a Federal Court declared that the Koa claim did not apply to Kennedy's pastoral lands because the Koa could not demonstrate continuity of cultural practices in that area over the last half-century. In 2015, a further claim to title