ACERACE^ 



83 



inserted on a disk lining the bottom of the calyx ; pod 3-eelIed and 

 3-valved, berry-like, a deep orange color when ripe, the coat soon 

 splitting and disclosing the scarlet pulpy aril enclosing the seeds, 

 making the fruit very showy. 



1. C. scandens, L. Climbing Bitter-sweet. 



Leaves ovate-oblong and finely serrate. A twining shrub often growing 

 very tall and twining around the stems of treesl Moist woods, Man. 



XLVIII. ACERACEiE (Maple Family). 



Trees or shrubs with a sweet watery sap, dioecious flowers, and 

 simple, opposite palmately lobed or pinnately compound leaves. 

 Calj^ 6-parted ; petals 5 or wanting ; stamens 4-12, filaments long ; 

 ovary 2-lobed with 2 styles inserted between the lobes ; fruit a 

 double samara. 



1. ACER. Maple. 



The only genus, and having generally the characteristics of the 

 family. 



1. A. saccharlnum, L. Silver Maple ; Soft Maple. 



A lofty tree with gray flaky bark ; leaves large, deeply 5-lobed, the 

 lobes narrow and irregularlj' toothed ; white-pubescent beneath ; flowers 

 greenish, preceding the leaves ; petals wanting ; samara large, pubescent 

 when young. Introduced for ornamental purposes and becoming some- 

 what common about Winnipeg and 

 Port&,ge la Prairie. It thrives well in 

 the Red River Valley. 



2. A. spicatum, Lam. Mountain 



Maple. 



A shrub or very small tree with 

 somewhat greenish bark. Leaves 3- 



Fio. 59. — Acer negundo. 



FiQ. 60. — Acer saccharlnum. 



