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TTLOPHORA ASTHMATICA (Willd.) W. & A* 
This plant ia widely distributed in India* A 5-percent alcoholic 
eztraot of the whole plant killed only 50 percent of the caterpillar a 
of Achaea Janata (L.), but a 10-peroent extract killed 100 peroent. 
A 20-peroent water suspension of the powdered whole plant killed only 
40 peroent of the nymphs of mango hoppers ( idiocerus sp*).— Puttarudriah 
and Subramaniam (511 )* 
TTLOPHORA FASCICULATA Ham. 
This plant was used in southern Konkan (near Bombay) as a poison 
for rats and other vermin.— Watt (422 , v. 6, pt. 4, p. 206). 
Comment a by reviewer .— The milkweed family doea not 8eem to be 
a promising one in which to find efficient insecticides. 
ASTERACEAE 
(Thistle or Aster Family) 
ACHILLEA MILLEFOLIUM L. Common yarrow. 
A powder and a decoction had no effect on aphids.— Molndoo and 
Sievers ( 269 , p. 21). 
Extracts were not repellent to the Japanese beetle.— Metzger 
and Grant (277 ). 
ACHILLEA NOBILIS L. Camphor yarrow* 
The flower heads were reported to have insecticidal properties.— 
Gieseler ( 155 ). 
■GERATOM sp. Ageratum. 
Extracts were not repellent to the Japanese beetle.— Metzger and 
Grant (277). 
AMBROSIA ARTEMISIIFOLIA L. Synonym* A. elatior L. Ragweed. 
An alcoholic extraot or a decoction had no effect- on cotton 
caterpillars. — Riley (-525 , p. 184). 
Extracts were not repellent to the Japanese beetle.— Metzger 
and Grant ( 277 ) . 
AMBROSIA TRIFIDA L. Great ragweed. 
A decoction, an infusion, or an alcohol! o extract had no effeot 
on cotton caterpillars.— Riley (326, p. 184). 
