A new species of Derris Lour. namely, D. lushaiensis from Assam is described and illustrated. The nomenclature of D. scandens (Roxb.) Benth. is discused and the correct name of this Asiatic species is D. timoriensis (DC.) Pittier according to rules of nomenclature. A new variety, D. timoriensis var. saharanpurensis from Uttar Pradesh is described with a figure.
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