680 



CXCVin. PLATANE^. 



Platanrts. Flatan^s, 



9 and stei-ile 9 flower cnt 



flowers TerticaUy 



(mag.). (mag.i. 



Pfaianus. 

 TransTCrse section of ajithers (mag.)' 



Platanus, 

 Young frojt (mag.). 



Platanus. 



^ and sterile flowers 



(mag.). 



Platanus. 

 Ripe fruit (mag.)< 



Platanus. 



Fruit cut vertically 



(mag.). 



anthers elongate-clavate, cells lateral, cofmectivelonger than the cells, peltate, pubescent. 



Flowers ? surrounded by 3-4-0 bracts ; sepals 3-4, clavate, witb a truncate top ; 



scales (arrested stamens?) alternate with the sepals, much smaller, often 0, irregularly 

 obovate, pointed. Carpels 5-8-4-2, sub-whorled, opposite to the lobes, to which 

 they adhere at the base, ovoid, 1-celled ; style terminal, elongate-linear, tip re- 

 curved, stigmatiferous on the inner side ; ovule solitary, pendulous from the top of 

 the cell (rarely 2?), orthotropous. Nuts 1-seeded, coriaceous, terminated by the 

 persistent style, surrounded at the base by stiff hairs. Seed pendulous ; testa thin, 

 membranous ; albumen 0, or very scanty ; radicle cylindric, elongated, inferior. 



ONLY GENUS. 

 * Platanus. 



