The Collaborative International Dictionary
Peucedanin
Peucedanin \Peu*ced"a*nin\, n. (Chem.) A tasteless white crystalline substance, extracted from the roots of the sulphurwort ( Peucedanum), masterwort ( Imperatoria), and other related plants; -- called also imperatorin.
Wiktionary
peucedanin
n. (context organic compound English) A tasteless white crystalline substance extracted from the roots of the sulphurwort ((taxlink Peucedanum genus noshow=1)), masterwort ((taxlink Imperatoria genus noshow=1)), and related plants.