CLASS VII. 



HEPTANDRIA MONOGYNIA. 



PISONIA. Schreb. gen. n. 1603. 



Calyx carapanulate, five-toothed. Corol none. Seed 

 solitary, involved in the enlarged, bacciform calyx. Em- 

 bryo erect, embracing a central perisperm. 



1. P. aculeata. Willd. 2. 283. Goert. Sem, 1. 367. t. 76. 



Dioecous, shrubby, scandent. Thorns axillary, recurv- 

 ed. Leaves oblong. Panicles axillary. 



Beng. Baghachwra. 



Tarn. Karu-indu. 



Tragularia horrida, of Konig. M. S- S. 



Teling. KMuki-pootri. 



A very common, strong, large, straggling shrub. 



Trunk scarcely to be distinguished. Bark smooth, 

 dark-olive-coloured. Branches numerous, nearly oppo- 

 site, decussate, horizontal, extending far ; young parts 

 downy. Thorns axillary, solitary, recurved, very sharp, 

 and strong. Leaves sub-opposite, petioled, oval, obtuse. 

 a little downy. Flowers collected on small, rigid, ter- 

 minal, and axillary panicles- 



Male. Calyx, bell-shaped, five-toothed, five-angled, 

 somewhat scabrous. Corol none. Filaments seven 

 or eight, twice the length of the calyx, inserted into a 

 fleshy receptacle, which surrounds the base of the abor- 

 tive germ. Anthers simple. Germ lanceolate, abortive. 



B h 



