7966. Pyrethrum Flowers

Nomenclature

Dalmatian insect powder; Persian insect powder.

Description and references

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.

Use

In insecticide prepns.

Therapeutic Category

Scabicide.

Therapeutic Category (Veterinary)

Ectoparaciticide.