255 



(2) O. Wallichii. (E. W.J 



ident. Wight's Contrib.- p. 54.— Dec. prod. VIII, p. ; • 



Syn. O. esculentum, Wall, dsclep. p.QS. 



Spec. Char. Twining : leaves- opposite, leaves narrow linear- 

 lancedj^te : corolla ; ciliated at the 'margin : follicles short-4vali 

 oUtuse. 



Poodoocottah, in Tanjore. 



GENUS XVII. D^MlA. 

 Pentandria Dig^yiiia. Sex: Sfyst) 



J)eriv. The Arabic name latinised. ■ 



Gen. ChAb. Corolla siibrotate, with a shbirt ■ tube : stamitial 

 Crown double, outer shorty lO-partedi segments- alternate, dwjarf, 

 inner 5-leaved, leaflets free at the base, subulate above : antEera 

 terniinated by a membrane :. pollen-masses compressed, affixed at 

 the apex, pendulous : stigma mutic : follicles rameritaoeQUS i 

 \Seeds comose. 



(1) D. EXTENSA. Cfi. Br. J 



Ident. Wight's Conbib. p. 59^— Dec. prod. Vlli. p. 544. 



,, Syn. Oynanchuih extensum; Ait. Hort, Kew. — G. cordifoUuni^ 

 Betz. — Asclepias echinata, Roxb. Jlor. Ind. II. p. 44". 



Engrav. Wight's Icon. t. 596. and Bot. Hep. t. 562. 



Spec. ChAr. .Truticose, twining : leaves opposite; spnlewhat 

 iround-cordate, acute, auricled at the base; pubescent, glaiicousi 

 below : peduncles arid pedicels elonga'ted, filiform ; corolla ciliated 

 at the margin : flowers pale green, internally tinged with J)urple. 



Peninsula. Beiigal. North Coilcari. Guzerat, Flbweiring 

 nearly all the year. 



GENUS XVIII, TYLOprfORl.' 

 Pteiitandria Digyiila. Sex: 



Berii). Erom Tylds, a swelling, and Phorba, to bear ; alluding 

 k) the ventricose pollen-masses. ^ ' " ■; 



pl^EN. ChAe. Herbs Or shrubs, twining : umbels interpetiolar," 

 Bdjitary or arranged alternately together with the long flexuosa 

 peduncle : corolla rotate, 6-parted : staininal corona 6-leaved, 

 Ifeaflets simple, fleshy ; anthers terminated by a membrane : pol- 



