-62- 
HJONYMJS ATROPURPURA Jacq. Wahoo* 
The seeds were used to destroy vermin in the hair.— Porcher 
(308 , p. 154). 
Extracts of the root bark (N. F.) killed only 15 percent of the 
mosquito larvae tested.— Hartzell and TTilcoxon ( 188 ). 
EUONYHUS EUROPAEA L. Spindle tree. 
The berries, when powdered and dusted into the hair of sheep, 
destroyed lice.— Green (169 , v. 1, p. 529). 
This plant was listed as an insecticide.— Lyons (248 , p.188). 
The fruit, made into an ointment, was used for the destruction of 
Pedioulidae. — Hare, Caspari, and Rusby (183 , p. 632) o 
GYMN0SP0RIA MONTANA Benth. Synonym: Celastrus roontana Roxb. 
GYMNOSPORIA SENEGALE8SIS (Lam.) Loes. 
The bark, ground to a paste, was applied with oils to the heed to 
destroy Pediculidae. — Kirtikar and Basu ( 250 , v. 1, p. 330); Watt 
(422, v. 2, p. 239). 
TRIPTERYGITTM WILFORDII Hook, f . Roy-kung-teng. Thundergod vine. 
An extract of the cortex was reported to be of value against in- 
sects attacking vegetables. Descriptions of the plant and its physical 
and chemical characteristics are given, together with a map showing 
where it is produced in Chekiang, China.- Cheng (85). 
Spraying cruciferous vegetables with an extract of the roots killed 
the larvae and adults of cabbage beetles, Phaedon brassicae Baly and 
Colaphellus bowringi (Baly), and farmers found the powdered root bark 
of value in the control of P. brassicae .--Wong and Chin (430 ) ; China 
National Agricultural Research Bureau (90). 
In 1934 and 1935, 20,000 plants were oollected in China and trans- 
planted on the Bureau farm. In field tests against the adults of 
Colaphellus bowringi (Baly), the following mortalities were obtained 
with powdered root bark and 1 eaves t In soap solution 95, alcoholic 
extract 73; in kerosene emulsion 87; as compared with pyrethrum in 
soap solution 98. — China National Agricultural Research Bureau (92). 
This plant appears to be the most common insecticidal plant in 
use in southern China. It also occurs in Japan and Formosa. — Shepard 
(363, p. 300). 
