LXIX. ACERINEiE. 



355 



coloured, imbricate, deciduous. Petals 4-5 or 0, often sepaloid, inserted on the 

 edge of a free disk surrounding the base of the ovary, shortly clawed, aestivation 

 imbricate. Stamens inserted with the petals, equal or more numerous, 4-12, oftener 



Maple, 

 Seed entire and cut (mag.). 



Maple, 

 Young pistil (mag.). 



Acer J^egUTido* 

 $ flower. 



8; filaments filiform, free, sometimes very short; anthers 2-celled, introrse, oblong, 

 basifixed or versatile, dehiscence longitudinal. Ovabt free, sessile, 2-celled, 2-lobed, 

 compressed perpendicularly to the septum ; style central, sub-basilar ; stigma bifid ; 

 ovules 2 in the central angle of each cell, superimposed or collateral, pendulous, 

 campylotropous. Feuit of 2 samaras or 1- (rarely 2-) seeded cocci, prolonged into a 

 dorsal coriaceous or membranous wing, reticulate, and remaining suspended to a 

 carpophore, as in Wmhelliferw. Seeds ascending ; testa membranous ; mdoplewra 



A A 2 



