Argyreia.] ci. coNTOLVULACBiE. (C. B. Clarke.) ' 187 



9. A. Walliollii, Chois. Cmvolv. Or. 39, and in DC. Prodr. ix. 331; 

 leaves large ovate-cordate acute glabrous ■wrinkled above persistently tomentose 

 beneath, peduncles very short, flovsrers capitate, bracts foge persistent outer 

 thinner often nerved. Convolvulus erythrocarpus. Wall. Cat. 1413. Lettsomia 

 nervosa, HoH. Bot. Cale. and Herb. Wight, not of Boxb. 



SiKKiM Tkeai ; Clarke. — Distelb. Ava. 



A large climber, leaves 4-10 in., upper surface wrinkled by the impressed 

 secondary nerves ; petiole 2-4 in. Feduneles 0-1 in. ; heads 1-3 in. diam., dense, 

 many-fld. ; outer bracts 1 in. and upwards, ovate-oblong. Sepcds 2-3 in., elliptic- 

 oblong. Corolla 1^ in., tubular-infundibuliform, hirsute, white tingied rose. Capsule 

 4 in., depressed globose, becoming (together with the interior of the sepals) red, or 

 (in the Sikkim example) a glistening white. 



Vae. coriacea ; leaves more leathery, sepals more leathery densely hairy not 

 Jierved, capsule red.— Sikkim, alt. 2-5000 feet, common; /. D. H., Treutler, &c. 

 Upper Assam ; Jenkins. 



10. A. populifolia, Chois. Cmvolv. Or. 32, and in DC. Prodr. ix. 329; 

 leaves ovate acuminate base shallowly cordate or rounded glabrous or sparingly 

 iairy beneath, peduncles shorter than the leaves, flowers subcapitate, bracts 

 prominent linear-lanceolate persistent, sepals small subequal ovate obtuse. 

 Ipomsea zeylanica, Gaertn. Fruet. ii. 482, t. 178, fig. 1 ; Mom Cat. PI. Ceyl. 

 14, not Argyreia zeylaiuca, Kurz. Convolvulus festivus, Wall. Cat. 1414, the 

 Ceylon material only. Rivea zeylanica var. u only, Thwaites Enum. 209, 



■many syn. excl. 



Ceyiok ; common ; Walker, &c. 



A large twiner, sparingly grey pilose or glabrate. Leaves 2-5 in. diam., long- 

 ipetioled. Pedmicles 1-7 in., usually exceeding the petioles ; bracts numerous i-1 in., 

 ^sparingly grey-pilose or glabrate. Sepals § in., hardly larger in fruit. Corolla 2 in., 

 ifimnel-shaped, rose-purple, hairy on the plaits without, ultimately nearly glabrescent. 

 £erry ^f in. diam., duSky, pulpy. 



VAR. Thwaite^ii; leaves elliptic acute base rounded sparsely hirsute beneath, 

 /bracts elliptic oblong.-7-Ceylon ; Colombo, Thwaites (C. P. n. 1943.) 



Vae. fastigiata ; corymbs many-fld., close not capitate. Convolvulus fastigiatus. 

 Wail. Cat. 2258, not of Boxb. Ipomaea fastigiata, Chois. in DC. Prodr. ix. 380, the 

 Bengal plant, not of Sweet. — Bengal {Choisy). The type (in Wallich's Herbarium), 

 is a plant from the Calcutta Botanic Garden, and looks altogether like A. populifolia 

 • cultivated. A powerful twiner; stems sparsely hairy. Leaves 4 in., shallowly 

 . cordate, ovate, subacute, glabrous above, sparingly hairy beneath ; petiole 2 in. 

 Pedtmcles 3-8 in., strigose ; corymbs 2-4 in. diam. ; bracts 1 by J in., lanceolate, 

 1 persistent, a few outer sometimes leaflike and petioled. Sepals | in. ovate, obtuse, 

 adpressed villous. Corolla 2J in. and upwards, tubular-funnel-shaped, hairy without, 

 '.Tose-purple. M^it not seen. 



11. A. involucrata, C7ai'^e; leaves ovate acuminate sparingly hairy 

 'or glabrescent, peduncles shorter than the leaves, flowers subcapitate, bracts 

 large oblong persistent, sepals subequal ovate-lanceolate acuminate. — Ajgyreia 

 n. 23, Serb. Ind. Or. H.f. ^ T. 



Westben Deccan Pehinsuu. ; Concan and Bababoodan HiUs, Law ; Bombay, 

 'Dalzell. 



A large twiner. Leaves 'l\ by 4 J in., usually more elongate thau A. popvlifolia, 

 (base rounded or shallowly cordate. Peduncles 2-6 in. ; bracts 1 by J in., sparingly 

 hairy, flat. Sepals J in., often caudate, margins scarious. Corolla and fruit nearly 

 -as of A. populifolia. — Leaves in one example of Dalzell's narrower, 5 by If in., base 

 subrhpmboid. 



Vae. in(squalis; bracts large some attaining 2 by f in., two outer sepals much 

 Honger.than the inner, corolla exceeding 3^ in. — The Concan, Stocks. Distrib. 



