Vagabond gall, 1' c ni j) h i <:j u s \- a l; a b u n tl u s Walsli 



1 Two galls on poplar twit; 



Andricus singularis Bass. 



2 Upper yall on edge of leaf is this species 



Woolly pine scale, 1' s c u d o j) li i 1 i p p i a q u a i n t a n c i i Ckll. 



3 Infested twig 



762 



