Acacia heterophylla Acacia heterophylla Acacia heterophylla, the highland tamarind, is a tree (or shrub in its higher places) endemic to Réunion island where it is commonly named tamarin des hauts The tree has a juvenile stage where its leaves have a pinnate arrangement, but in the adult stage the leaves diminish and the phyllode becomes the dominant photosynthetic structure. It has been introduced into Madagascar where it grows in a subhumid climate at an altitude of about 500–1000 m above sea level. Genetic sequence analysis has shown its closest relative is "Acacia koa" of Hawaii; the estimated time of divergence is about
Koa people was made by the Koa. Koa people The Koa are an indigenous Australian people of the state of Queensland. Tasaku Tsunoda and Gavan Breen have speculated that the ethnonym "Koa" may derive from a word *"guwa" meaning 'west'. Walter Roth thought that the Koa language had affinities with that of the Maiawali, forming a linguistic bridge between it and the languages spoken by the Wanamara and Maithakari. Like many other peoples of the area, they had an extensive sign language, indicating a largew number of meanings by gestures. In Norman Tindale's estimation, the Koa's tribal territory ranged over about .