PLATE 6 



39 Dasyneura serrulatce 0. S., alder. 



30 Eriophyes on alder. 



225 Exobasidium andromedce, Andromeda. 



89 Dasyneura tumidosce Felt, ash. 



138 Eriophyes fraxiniflorce Felt, ash. 



198 Eriophyes fraxini Garm., ash. 



266 Eriophyes (?) fraxiniflorce Felt, ash. 



240 Ceddomyia, undescribed, causing enlargement of the base of the petiole, ash. 



123 Neolasioptera ramuscula Beutm., aster. 



[78] 



