ACERACE^;. MAPLE TRIBE. 



121 



a doubtful native, but said to grow wild in Perthshire ; 

 it has sepals fringed with long-stalked glands, and petals 

 minutely fringed and dotted. 



ORD. XIX. ACERACE^;. THE MAPLE TRIBE. 



Calyx divided into 5 parts (occasionally 4 9) ; petals 

 of the same number ; stamens about 8, inserted on a 

 flattened ring beneath the ovary ; ovary 2-lobed ; style 

 1 ; stigmas 2 ; fruit 2-lobed, 2-celled, not bursting ; 

 lobes winged on the outside ; cells 1 2 seeded. Trees 



ACER CAMPESTRE (Common Maple). 



with opposite, stalked leaves, which are veined in a 

 palmate manner. They are found only in the temperate 

 regions of the northern hemisphere ; several species 

 abound in a sweet juice, which in North America is 



