TREES AND SHRUBS 



Leaves alternate, linear, acute, hoary on underside with silky, silvery 

 hairs. 



A deciduous tree, 15-20 ft. ; inclined to be pendulous. 

 Native of the Levant and Siberia. Syn. P. salicifolia. 



WILD PEAR, Pyrus communis. 



Woods, hedgerows. The parent of our cultivated Pears, of which there 

 are nearly 700 varieties. April, May. 



Floxvers white, 1-1^ in. diam., in corijmhoid or racemose cymes of 6-10 on 

 wood of previous year ; proterogynous, attracting flies ; Calyx-tube (receptacle) 

 adhering to ovary, becoming fleshy in fruit, limb 5-lobed, persistent; Petals 5; 

 Stamens numerous ; anthers purple, then black ; Ovary 5-celled, spuriously in- 

 ferior by up-growth of receptacle, 3-5 styles, distinct ; F.ruit a pome, pyriform, 

 2 ins. long, 5-celled, gritty, walls cartilaginous ; green till November, then 

 turning yellow. 



Leaves alternate, on shoots, fascicled on previous year's wood, ovate or 

 obovate, petiolate, obtusely serrated, acute, glabrous, slightly downy in young 

 stage, 1-1| in. long. Autumn tint yellow, dead leaves black. 



A deciduous tree, 20-60 ft. ; somewhat pyramidal ; Tivigs drooping, some- 

 times ending in a spine ; Bark rough ; Dwa7-f shoots sometimes thorny ; Buds 

 glabrous, brown ; Wood fine-grained, strong, reddish tinge ; used for instruments 

 and small cabinet and turnery work. 



Native of Britain. 



Name Pear from A.S. j)erii, pere ; 1^. pirum, a pear. 



Insects injurious to Pears : — Bark — American Blight {Schhoncura lanigera). 



Fruit-tree Bark Beetle {Scolytus rugulosus). Mussel Scale {Mitilaspis pom- 



orum) ; Blossom and Fruit — Pear Gnat Midge {Diplosis pyrivora), Apple 



Blossom Weevil {Anthonomus pomorum) ; Leaves — Apple Aphis {Aphis mali), 



Pear Leaf-blister Mite {Phytoptus pyri). Leaf Weevils {Phyllobiiis), Cherry 



and Pear Saw-fly {Selandria at?'a), Lackey Moth {Bombyx neustria), Mottled 



Umber Moth {Hybernia defoliai'ia), Winter Moth [Cheimatobia brumata) ; 



10 



