Rivea:\ CouvolvulacecB. 205 



ofcor.-tube; anth. beaked; ov. i -celled, with 4 erect ovules, 

 stigma large, sessile, circular spreading, slightly 5-lobed ; 

 fruit a berry ; seed solitary, embryo with fleshy folded cotyle- 

 dons, endosperm scanty. — Sp. 20 ; 1 1 in FL B. Ind. 



, £. paniculata, Roxb. Cor. PL ii. 31 (1798). Eta-miriya, 

 Etambiriya, S. 



Thw. Enum. 213. C. P. 1881. 



Fl. B. Ind. iv. 180. Wight, 111. t. 180. 



A scandent shrub, branches long, flexuose, slightly 

 angular, covered when young with brown tomentum ; 1. 

 2|-4 in., oval oblong-oval or lanceolate-oblong, acute at 

 base, acuminate, subacute, apiculate, often twisted, entire, 

 glabrous, thick, petiole \-\ in.; fl. numerous, pedicellate, infl. 

 axillary or terminal, usually shorter than 1., densely covered 

 with dark brown tomentum, buds globose ; sep. rotundate, 

 obtuse, densely brown-tomentose, thick ; cor. about f in. 

 diam., the plaits brown-tomentose outside, lobes glabrous, 

 their divisions obtuse, divaricate ; fil. very short ; ov. globose, 

 glabrous ; berry ovoid, about \ in., supported on persistent 

 Sep., green, becoming black when dry. 



Low country in the moist region ; rather common, extending into the 

 intermediate region. Utuwankande (Moon) ; Hantane; Galle ; Bentota; 

 Ratnapura; Maturata; Bintenne. Fl. Feb., March; white, sweet- 

 scented. 



Also in India, Burma, Malaya, and Australia. 



2. RZVEA, Choisy. 



A straggling shrub, with silvery adpressed pubescence, 1. 

 cordate ; fl. large, solitary, axillary, bracts shorter than sep. ; 

 sep. 5, rather unequal, imbricate, much enlarged in fruit ; 

 cor. salver-shaped, tube long cylindric, limb nearly flat, 

 plaited and twisted in bud ; stam. 5, inserted near top of 

 tube, fil. slightly unequal ; ov. 4-celled with one ovule in each 

 cell, style long, stigmas 2, oblong ; fruit dry but indehiscent ; 

 seeds 1-4, immersed in mealy pulp, glabrous. — Sp. 2 ; both in 

 Fl. B. Ind. 



R. omata, Chois. Coitv. Or. 27 (1834). Muchuddai, T. 



Thw. Enum. 209. C. P. 1944. 



Fl. B. Ind. iv. 183. Wight, Ic. t. 1356 (not good); 111. t. 168 b, f. i. 



Stem climbing not twining, rather stout, cylindrical, finely 

 silky-pubescent with white adpressed hairs ; 1. i|-3 in., 

 broadly ovate or reniform, cordate at base, very shortly acumi- 



