680 



CXCVIII. PLATANE^. 



I'latanns. I'la/atuu. 



and sterile 9 flower cut 



flowers vertically 



(mag.). (.mag.*. 



rtataniit. 

 Transverse section of anthers (map.) 



Platanus. 

 Young fruit (mag-.). 



Platanus. 



<J and sterile flowers 



(mag.). 



! 'la/anus. 

 Ripe fruit (mag.). 



Platanut. 



Fruit cut vertically 

 (mag.). 



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

 FLOWERS $ surrounded by 3-4-0 bracts; sepals 3-4, clavate, with 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. 



