TREES AND SHRUBS 



ONTARIO POPLAR, Populus bahamifera, v. candicans. 



Parks, gardens. March, April. Best in moist situations, as on margins of 

 lakes. 



Floxvers dioecious ; Stamens 20-30, red ; Fruit a 2-valved capsule. 



Leaves alternate, more or less cordate, broader than P. baJsamifera, acute, 

 coarsely glandularly serrate, ciliate, pubescent when young, and later along 

 principal veins, underside pale, 7 ins. long, 5 ins. wide ; petioles usually 

 hairy. 



A deciduous tree, 50-70 ft. ; broad and open head ; Branches spreading, some- 

 what brittle ; Buds pointed, viscid, scales red-brown ; growth rapid ; Ba?-/x 

 greyish ; JFood heavier than the type. 



Naturalised in some parts of Northern U.S.A. and Canada ; very commonly 

 planted in Britain. Also called Balm of Gilead. Name candicans presumably 

 refers to the hoary appearance of tlie under surface of the leaves. 



GREY POPLAR, Populus cancscens. 



Moist woods in S. England, parks, gardens. March, April. Propagated by 

 suckers. 



Flowers dioecious ; 31ale catkins dense, scales obovate-cuneate, incised, 

 ciliate, bright brown; Stamens 4-12; Females, Styles 2, stigmas purple or 

 greenish, 2-8 lobed, wedge-shaped ; Fruit a capsule. 



Leaves alternate, roundish cordate, thin, toothed, waved, grey-cottony or 

 glabrous beneath, leaves of young shoots entire, those of young suckers cut 

 into angles and teeth. 



A deciduous tree, 80-90 ft. ; Shoots and buds cottony ; Wood not liable 

 to split. 



Indigenous in S. England. A supposed hybrid between P. alba and 



P. tremida. Possible age one hundred years. 



Shoots distorted by silvery-white galls, the work of Hedya aceriana. 



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