Duboisia

The orchid genus described by Karsten as Duboisia is now included in Myoxanthus. For the prehistoric antelope genus, see Duboisia (antelope). Duboisia (commonly called corkwood tree) is a genus of small perennial shrubs and trees that grow up to 14 metres (46 feet) tall, with extremely light wood and a thick corky bark. There are four species; all occur in Australia, and one also occurs in New Caledonia. The alternate, glabrous leaves are narrow and elliptical. The inflorescence is an open cymose panicle of apically small white flowers, sometimes with a purple or mauve striped tube. They flower profusely in spring. The fruit is a small, globular, black, juicy berry. Aboriginal Australians sometimes chew the nicotine-containing leaves of Duboisia hopwoodii (see relevant in Pituri) mixed with wood ash for their stimulant and, after extended use, depressant effects. The leaves of Duboisia leichhardtii and Duboisia myoporoides also contain scopolamine and hyoscyamine, along with some othe......read more on Wikipedia.