Caiontction.] COKVOLVVLACEM. 119 



length, pedicels, thickened upwards in fruit. Bepals i in. or more, elliptic 

 lanceolate, tapering to a point which is shorter in the two inner ones, 

 Corolla 2-3 in. long, rose-purple ; tube 1-2 in. long, huiry within. Stamens 

 included. Capsule £-$ in- in diam.jlglobose, apioulate. Seeds f in. long, 

 glabrous, polished, black. 



Moradabad (T. Thomson), Bundelkhand (Edgeworth), Guna (King) 

 Flt.w.rs Sep. to Not. Distbib. Himalaya from Kangra to Sikkim, up 

 to 5.000 ft., Bengal, Deccan Hills and Upper Burma, extending to 

 China and Japan. Often cultivated for the sake of the thickened 

 pedicels which are eaten. 



13. RIVEA, ChoUy ; Fl. Brit. Ind. iv, 183. 



Climbing shrubs. Leaves cordate, more or less silky beneath 

 long-petioled. Peduncles axillary, 1-3-flowered, or sometimes 7- 

 flowered ; bracts 2-3, narrow. Sepals ovate or lanceolate-oblong, 

 subequal. Corolla large, white, salver-shaped ; tube narrow, cjlindric, 

 limb with rounded plicate lobes. Stamens included; anthers narrow, 

 oblong, stra'ght. Ovary 4-celled, ovules 4, style filiform ; stigmas 

 2, linear-oblong. Fruit Bubglobose, dry, indehiscent or opening 

 irregularly, often 1-celled from the absorption of the septa. Seeds 

 1-4, glabrous, surrounded by mealy pulp. — Species about 10, three 

 in India and the rest S. American. 



Sepals ovate, obtuse, peduncles usually 



1-flowered, leaves rarely broader than long . 1. R. hypcerateriformis. 

 Sepals lanceolate, acute, peduncles usually 7- 



flowered, leaves usually broader than long . 2. R. omata. 



B. hypocrateriformis, Chois. Convcl. Or. 408; F. B. I. iv, 184, Watt 

 E. D.; Gamble Man. Ind. Timb. 506; Train Beng. PI. 739 ; Cooke Fl. 

 Bomb. ii,254; Brandis Ind. Trees. 484. Lettsomia Bona-nox, Roxb 

 II. Ind. i, 494. L. uniflora, Roxb. I. c 495. Argyreia uniflora, Sweet; 

 Brandis For. Fl. 342.— V era. Phang (Bundelkhand). The ,; Midnapore" 

 or "Clove- scented creeper". 



A large climbing shrub. Stems of old plants often very stout ; bark grey, 

 thin. Young shoots silky-pubescent. Leaves l$-2£ in. long, rarely 

 broader than long, orbicular, obtuse, emarginate, mucronate, usually 

 broadly cordate at the base, glabrous or nearly so above, appressedly 

 silky hairy beneath, basal nerves 5-7 ; petioles $-2 in- long, with an obs- 

 cure gland i n each side of the apex. Flowers pure-white, clove-scented ; 

 peduncles short, usually 1-flowered; pedicels very short, in the uxils 

 of linear deciduous bracts. Sepals $ in. long, ovate elliptic, obtuse, 

 silky-hairy. Corolla 2$-3 in. long, tube very long, limb up to 2 in. 

 across, glabrous or sparsely huiry outside. Fruit $ in. in diam., 

 globose, tipped with the persistent base of the style, brown, glabrous, 

 polished. Seeds 1-4. 



