a North American dogbane, Apocynum cannabinum, having erect clusters of greenish-white flowers and a root with laxative and emetic properties.
Origin of Indian hemp
An Americanism dating back to 1610–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
another name for hemp, esp the variety Cannabis indica, from which several narcotic drugs are obtained
Also called: dogbane a perennial American apocynaceous plant, Apocynum cannabinum, whose fibre was formerly used by the Indians to make rope
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012