Flowers of Chrysanthemum (Pyrethrum) cinerariaefolium Vis., and of C. coccineum Willd. (C. roseum Adam), Compositae. Habit. Dalmatia, Montenegro, Western Asia. Constit. About 1-1.5% volatile oil; pyrethrin, pyretol, pyrethrotoxic acid, pyrethrosin, chrysanthemine, chrysathemumic acid.
Scabicide.