NYSSA 



2559. Tree, to 100 ft., with slender pendulous branches 

 forming a flat-topped usually cylindrical head, some- 

 times low and broad, or in crowded trees pyramidal: 

 Ivs. usually entire, obovate or oval, mostly acute or 

 acuminate, lustrous above, pubescent on the veins or 

 glabrous at maturity beneath, 2-4 in. long: staminate 

 fls. in compound heads; pistillates larger, 2 or several: 

 fr. M~% m - long, nearly black, acid, with an ovoid 

 stone, little flattened. Maine and Ont. to Mich., to 

 Fla. and Texas. G.F. 3:491; 7:275. F.E. 14, pi. 32. 

 S.S. 5:217. 



aquatica, Marsh. (N. uniflora, Wang. N. denticu- 

 lata, Ait.). COTTON GUM. Tree, occasionally to 100 ft., 



NYSSA 



2317 



with small spreading branches forming a pyramidal 

 head: Ivs. slender-stalked, ovate to oblong, acute or 

 acuminate, entire or remotely toothed, at maturity 

 lustrous above, pubescent beneath, 5-7 in. long: 

 pistillate fls. solitary, surrounded by 2-4 strap-shaped 

 bractlets to ^in. long: fr. oblong, 1 in. long, dark purple. 

 Va. to 111. and Texas. S. S. 5:220. 



N. sinensis, Oliver. Tree, to 40 ft.: branchlets pubescent: Ivs. 

 elliptic, dull dark green above, light green and pubescent on the 

 veins beneath, 4-6 in. long: pistillate fls. few, on slender stalk: fr. 

 oblong, bluish, }^in. long. Cent. China. H.I. 20:1964. Has 

 proved hardy in S. England. WlLHELM MlLLER. 



ALFRED REHDER.f 



2559. Pepperidge. Nyssa sylvatica. 



