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HYSSOPUS OFFICINALIS L. Hyssop. 
LAMIUM AMPLEXICAULE L. Dead nettle • 
Extracts from these plants were not repellent to the Japanese 
beetle.— Metzger and Grant ( 277 ) . 
LAVANDULA OFFICINALIS Chaix. Synonyms: L. spica L.j L. vera DC, 
Lavender. 
The flowers were ineffective but the oil proteoted flannel from 
clothes moth infestation.— Scott and coworkers ( 361 , p. 28). 
Lavender flowers, scattered on clothes, are worthless for clothes 
moth control, although they have often been recommended.— Back (44). 
Oil of lavender was strongly repellent to cockroaches.— Cole ( 101 ) . 
The essential oil from this plant was tested in Russia against the 
red spider and cotton aphid. When applied in 2-percent emulsion sprays, 
51 to 80 percent of these species were killed within 24 hours.— Kayumov 
(226). 
LAVANDULA spp. 
In Belgium a branch of lavender -placed on the pillow and above the 
head while one sleeps was suggested to repel mosquitoes .--Anonymous (12). 
Lavender was the basis of certain sulfonated products that were 
used with success in war time against infestations of lice and mites.— 
Gattef osse' (154) • 
LEUCAS CEPHALOTES (Roth) Spreng. Synonym: L. capitate Desf. 
In India the fresh juice was used as an external application for 
scabies.— Watt ( 422 , v. 4, p. 633). 
LEUCAS MARTIN ICMSU3 R. Br. 
In Nigeria this plant, which has a mintlike odor, is burned for 
the purpose of driving away mosquitoes. — Dalziel ( 112 ) . 
LEONURUS CA^DIACA L. Common motherwort. 
LYCOFTS VIRGINICUS L. Bugle weed. 
Extracts of these plants were not repellent to the Japanese beetle. — 
Metzger and Grant (277). 
