-182- 
RUTACEAB 
(Rue Family) 
BAROSMA BETULINA (Thunb.) Barth. & Wendl. Buchu. 
Extracts were not repellent to the Japanese beetle.—Metzger and 
Grant (277). 
BOENNINGHAUSENIA ALBI FLORA (Hook.) Heynhold. 
Bxtracts applied as sprays against adult mosquitoes were much in- 
ferior to the standard mosquitocide.— Wats and Singh ( 421 ) • 
CITRUS AURANTIUM L. Synonym i £• bergamla Rieso. 
A mixture of oil of bergamot £ derived from this speciesj and kero- 
sene (lil6) was used in the Philippine Islands as a mosquito repellent.-- 
Howard (205 , p. 14) • 
Prisoners in an. army camp in Germany in 1914-15 found that oil of 
bergamot acted most promptly of all the oils against vermin, but was 
generally effective only a few days. The oils were applied in 10 to 15 
percent alcoholio solutions. The following mixture seemed to be the 
most effective: 10 gm. of oil of bergamot, 30 gm. of tincture of cala- 
mus, and sufficient alcohol to make up to 100 gm.~Anonymous (23). 
Oil of bergamot was considered one of the best repellents of the 
screwworm. There was no emergence of flies from meat treated with it.— 
Parman and coworkers (302) • 
CITRUS MEDICA L. Citron. 
The fruit was put among olothes to keep away moths.— Watt ( 422 , 
v. 2, p. 351). 
CITRUS MEDICA var. LIMONUM (Risso) Hook. Lemon. 
Treatment of maize seed with a mixture of oil of lemon and wood 
aloohol prevented brown ants and lioe from attacking the seed.— Swank 
(388). 
Oil of lemon was very strongly repellent to the cornfield ant.— 
Forbes ( 142 , p. 465). 
A mixture of lemon juioe and gun powder was used externally for 
scabies.— Kirtikar and Basu ( 250 , v. 1, p. 267). 
Oil of lemon was of no value as a repellent or attractant to the 
screwworm. — Parman and coworkers (302). 
