360 ANNUAL REPORT OF NEW- YORK 



NECTARINE. APRICOT. PLUM. * 



5. THE KECTARINE.— Pemcfl Uvis. 



The Plum weevil (No. 70) and other insects which depredate 

 upon the peach are liable to attack this tree in the same manner. 



6. THE AVmCOT. —Armeniaca vulgaris. 



The Pear blight beetle (No. 56) sometimes kills particular 

 twigs of the apricot in summer. The Plum weevil (No. 70) bores 

 in the fruit, and several of the other insects which attack the 

 plum may at times be met with upon this tree. 



7. THE PLUM. — Prunus domestical et al. 



affecting the root. 



The Peach tree borer (No. 59) occurs in the root of the plum 

 also, boring under the hmk and destroying young trees, but with- 

 out causing any gum to exude as it does in the peach. See Tran- 

 sactions, 1854, p. 816. 



affecting the trunk and limbs. 



The Pear blight beetle (No. 56) occasionally causes the death 

 of a single twig upon one part and another of this tree in summer. 



64. Unarmed TREE-HOPPER, SmiliainermiSfYa}). (Homoptera. Membracidae.) 



In August and September, making straight short incisions, aboRt 

 0.10 long, in the bark of the small limbs, particularly where the 

 new growth of the year commences, and dropping a little cluster 

 of minute eggs therein, which remain till the sap begins to cir- 

 culate the following spring, when they hatch insects resembling 

 small mites, w^hich immediately wander away from the spot and 

 subsist upon the juices of the leaves and green succulent twigs, 

 which they puncture with their minute sharp beaks. These insects 

 will be found fully grown in July and are then about 0.28 long 



