-135- 
There are many references to menthol and menthone, both of which 
ere constituents of oil of peppermint, but these will be omitted* 
MENTHA PULEGIUH L# Synonym: Pulegium vulgare Mill. European 
pennyroyal. 
This plant served as an insecticide*— Von Mueller ( 414 , p. 308). 
Smoke from the burning dried leaves stunned mosquitoes in 5 minutes 
and killed them in 8 hours.— Celli and Casagrandi (82), 
MENTHA SFICATA. L. Synonym: M. viridis L. Spearmint. 
An alcoholic extract had no effect on cotton caterpillars.— Riley 
(325 , p. 186). 
Oil of spearmint was considered one of the best repellents to the 
screwworm.— Parman and coworkers (302 ) . 
Extracts were not repellent to the Japanese beetle.— Metzger and 
Grant (277). 
Extracts of the leaves and stems killed none of the mosquito lar- 
vae tested.— Hartzell and Wilcoxon (188) • 
MONARDA PUNCTATA L. Spotted beebalm. Horse mint. 
An alcoholic extraot from the leaves had no effect on cotton cater- 
pillars.— Riley ( 325 , p. 185). 
Extracts were not repellent to the Japanese beetle.- Metzger and 
Grant (277). 
NEPETA CATARIA L. Catnip. 
Extracts were not repellent to the Japanese beetle.— Metzger end 
Grant (277). 
Extracts of the leaves and stems killed 30 percent of the mosquito 
larvae tested,— Hartzell and Wilcoxon ( 188 ) ♦ 
OCIMUM BASILICUM L. Common basil. Sweet basil. 
In Sind, India the powdered dried leaves were said to dislodge 
maggots,— Murray ( 290 , p. 173). 
Sweet basil was used in Venezuela for killing insects.— Roark 
(332, p. 31). 
