-378- 
SPRUCE 
SPRUCE BUD770RM ( Harmologa fumiferana Clem. ) 
Wisconsin E. L. Chambers (October 19): Considerable injury to orna- 
mental plantings of blue and Norway spruce throughout central 
and couthern Wisconsin has been reported. 
7»ILLO'.7 
GIANT JILL0.7 APHID ( Pterochlorus viminalis Boyer) 
A correction - Specimens of the aphid reported as Lonri stigma 
caryae Harr. on page 259 of the Insect Pest Survey Bulletin 
have later been determined by P. W. Mason as P. viminalis - 
Utah G. F. Knowlton (October 28): The giant willow aphid has been 
extremely abundant on willow during the latter part of the sum- 
mer on the campus of the Utah State College at Logan. 
I II S E C T S ATTACKING G R S E IT H U 3 S 
AND ORNA M E N T A I PL A IT I S 
ONION THRIPS ( Thrips t abaci L. ) 
Illinois C. C. Compton (October): This thrips, which has been very 
destructive to onions this summer, is now entering greenhouses 
in Cook County, ivhere it is causing severe damage to carnations . t 
chrysanthemums, and roses. 
Mississippi M. >i. High (October 26): The wheat thrips, Zrankliniella 
tri J ' ~.i Fitch, is abundant on rose along with Thrips t abaci L. 
on lose and chrysanthemum. 
A GIRDLER ( Onicider es trinodatus Casey) 
Texas S. ,7. Clark (October 1): Very abundant on Huisache and 
mesquite in ornamental plantings at .eslaco. 
CHRYSANTHE..:U ■ 
BLACK CHRYSANTHEMUM APHID Uncrosiohoniella sanborni Gill.) 
Ohio E. W. Mendcnhall (October 15): The chrysanthemum plants under 
glass at Briggsdale are very badly infested. 
