Vol. X, No. 1.] The Dioscoreas of the Old World. 41 



[N.S.] 



nunc axillares simplices solitarios vel binos nunc in raraos breves aphyl- 

 los producti : axis glaber : bracteae ovato-lanceolatae, 1 mm. long;p. 

 Penanthii maris tubus 1 mm. longus. Sep-da triangulari-ovata, obtusa, 

 rufo-maculata. Petala sepal is requilonga, ovata, obtusa, rufo-maculata. 

 Stamina 6 : filamenta supra basin multum incrassata, dein incurvata : 

 anthers introrsfiB, fere didymse. Flores fceminei in raoemos dependentes 

 30 cm. longos singulos vel binos vel ternos axillares dispositi : axis 

 glaber, conspicue angulatii3 : bracteae lanceolato-ovatae, scaria?, rufo- 

 brunneae, ad 1-5 mm. longi : pedicelli 6 mm. longi. Perianthium viridi- 

 luteum : tubus 1 mm. longus, externe 6-carinatus. Sepala 3 mm. longa, 

 anguste ovata, subacuta. apice patula rufo-maculata. Petala lanceolata, 

 sepalis paululo breviora, colore similia. Staminodia biseriatim in basin 

 floris inserta, majora ante petala, minora ante sepala: filamenta Infra 

 manifesto incrassata, apice supra antheras steriles in acumine breve 

 producta. Capsulrr in a>stivatione 5 mm. longre : loculi 2-ovulati. 



Peninsula Malaica.— Perak, Larut ad 2000 ped. alt., (mercenaries 

 Kingii, 4160! 5152! 0693! 6746!). Selangor, Batu Tiga, (Ridley I). 

 Singapore Island, Changi, (Ridley \). Species distinctissima, propter 

 antheras cornutas inter genera Dioscoream et Stenomeridem quasi medians. 

 Perianthii tubus floris fceminei inter Dioscoreas orientales notabilis est. 



UNPLACED. 



Dioscorea deleteria, Noronha in Verh. Bat. Genoot- 

 sch., v. (1790) ed. 1, art. 4, p. 13 



Dioscorea Goeringiana, Kunth, Enum., v. (1850) p. 402. 

 Dioscorea polystachya, Turcz. in Bull. Soc. Nat. Moso. 

 1837, No. vii., p. 158. 



Dioscorea vilis, Kunth, Enum. v. (1850), p. 400. 



