DAPHNIN

Daph″nin (?), n. [[Cf. F. daphnine.]] (Chem.) (a) A dark green bitter resin extracted from the mezereon (Daphne mezereum) and regarded as the essential principle of the plant. (b) A white, crystalline, bitter substance, regarded as a glucoside, and extracted from Daphne mezereum and D. alpina.