Indian hemp

noun
  1. a North American dogbane, Apocynum cannabinum, having erect clusters of greenish-white flowers and a root with laxative and emetic properties.
  2. hemp(def 1).

Origin of Indian hemp

An Americanism dating back to 1610–20
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British Dictionary definitions for indian hemp

Indian hemp

noun
  1. another name for hemp, esp the variety Cannabis indica, from which several narcotic drugs are obtained
  2. Also called: dogbane a perennial American apocynaceous plant, Apocynum cannabinum, whose fibre was formerly used by the Indians to make rope
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