544 



BOTANY 



I'AKT II 



OFFICIAL. Crocus sutivua yields SAFFKOX. 



Family ;">. Dioscoreaceae. Climbing shrubs with diclinous flowers, sagittate or 

 cordate, frequently net-veined leaves and large, tuberous rhi/oiiirs. Mostly tropical. 



Km. . r i43. Leticoji'm nt'ftinnn. 

 a, Inflorescence (redact-d) ; 

 /', jj.MiHeeeiiin anil andror- 

 ciuni (nat. '.size). 



KH;. f)44. Floral rlia^-;iiii c.l 

 the Iriilaceae (// /'.<). 





*ttii-n.->. Style with tripartite stigma. 

 OFFICIAL. (After HAILLOX.) 



IHoscorea batatas, Yam (China) ; Testudinaria elephantipes is often cultivated. 

 Tamus communis, the Bryony, is British. 



Family 6. Bromeliaceae. Mostly epipliytcs : tlowt-rs hermaphrodite, position 



