212 ci. CONVOLVULACE^. (C. B. Clarke.) \_Ipomcea. 



VAR. macro, ; larger in all parts, peduncles sometimes 4-6 in., sepals f in., corolla 

 2 in. Sikkim, Assam and Khasia Mts., alt. 0-4000 ft., Griffith, J. D. H., &e. 

 Leaves 5 by 3 in. ; petiole 3-4 in. Seeds exactly as of /. cymosa, but considered as a 

 variety by Bentham (Fl. Austral, iv. 423). 



46. X. petaloidea, Chois. Convolv. Or. 69, and in DC. Prodr. ix. 360; 

 glabrous, leaves ovate acute many of the upper lanceolate, peduncles short, 

 bracts caducous, flowers subracemose, corolla large yellow shaggy without. Dene, 

 in Nouv. Ann. Mus. iii. 392. I. xanthantha, Kurz For. Fl. ii. 219. Convol- 

 vulus crispatulus, Wall Cat. 1403. 



N. OUDH ; B. Thomson. All over PROME and PEGU ; Kurz. DISTRIB. Timor. 



Large, scandent. Leaves 5 by 3^ in., base rounded or subcordate ; upper 3| by 

 f in., base obtuse ; petiole 1 in. Peduncles ^1 in. ; pedicels often 1 in. Sepals 

 | in., elliptic-ovate, obtuse or subacute, glabrous, hardly altered in fruit. Corolla 

 If in., wide-tubed. Stamens inserted low down the tube; anthers ultimately 

 twisted. Capsule ^ in., ovoid. Seeds minutely velvety, margins subvillous. 



VAR. pauciflora ; leaves smaller all oblong-lanceolate, peduncles 1-fld. rarely 

 2-fld. Ipomsea, n. 44, Herb. Ind. Or. H. f. $ T. Kumaon ; Thomson. Though Dr. 

 Thomson collected lower parts of the stem, there are no ovate leaves. 



47. X. Turpethum, Br. Prodr. 485 ; softly pubescent or glabrate, leaves 

 ovate or oblong not acuminate, cymes few-fld., sepals ovate in fruit much 

 enlarged, corolla largeish white, seeds smooth. Bot. Reg. t. 279 ; Chois. 

 Convolv. Or. 68, and 'in DC. Prodr. ix. 360; Dah. $ Gibs. Bomb. Fl. 165; 

 Kurz For. Fl. ii. 218. I. anceps, Roem. $ Sch. Syst. iv. 231 ; Blume Bijd. 714 ; 

 Chois. Convolv. Or. 68, and in DC. Prodr. ix. 360. I. triquetra, Roem. $ 

 Sch. Syst. iv. 231. Convolvulus Turpethum, Linn. ; Roxb. Hort. Beng. 14, 

 and Fl. Ind. i. 476, and.ed. Carey 8? Wall. ii. 57 ; Wall. Cat. 1371 ; Bot. Mag. t. 

 2093 ; Wight in Hook. Bot. Misc. iii. 297, suppl. t. 38 ; Hassk. PL Jav. Rar. 

 518. 0. anceps, Linn. Mant. 43. 0. triqueter, Vahl Symb. iii. 30. Spiran- 

 thera Turpethum, Bojer Hort. Maurit. 226. Operculina Turpethum, Manso 

 Brasil. 16, 49. Argyreia alulata, Miq. Fl. Ind. Bat. ii. 587. 



Throughout INDIA, alt. 0-3000 ft., and CEYLON, common. DISTRIB. S.E. Asia, 

 [a, Australia, Polynesia, Seychelles, Mauritius. 



fining, quadrangular, winged, compressed, or nearly round. Leaves 

 s or obtuse ; petiole 1 in. Peduncles 1-4 in. ; bracts 1 in., oblong, 

 ish ; pedicels ^-1 in. Sepals ^ in., usually softly pubescent ; in 

 alar, concave, scarious or subsucculent. Corolla 1| in., tubular- 

 thers soon twisting. Capsule ^-| in. diam., globose, normally 



, Forsk. Fl. ^Eg.-Arab. 44 ; glabrous, leaves orbicular obtuse 

 ^obed, peduncles 1-3-fld., sepals ovate obtuse, corolla large 

 tavillous. I. maritima, Br. Prodr. 486; Blume Bijd. 720; Bot. 

 . :;l'J. I. Pes-Caprse, Roth Nov. Sp. 109 ; Chois. Convolv. Or. 63, and in 

 / '/</-. ix. 349; Dalz. # Gibs. Bomb. Fl. 164; Meissn. in Mart. Brasil. 

 I . iiisyn. Convolvulus Pes-Caprae, Linn. ; Roxb. Hort. Beng. 14, and 

 /-'/. Lid. i. 48t>, and ed. Carey $ Wall. ii. 74 ; Wall. Cat. 1^60. 0. maritimus, 

 . /:/?.. iii. 550. 0. bilobatus, Roxb. Hort. Beng. 14, and FL Ind. i. 485, 

 vey A- Wall. ii. 73; Wall. Cat. 1359. Batatas maritima, Bojer Hort. 

 W.nirit. VZ&.Rumph. Herb. Amb. v. t. 159, fig. i. Rheede Hort. Mai. xi. 

 t. 57. ; ''._:,- 



Throughout INDIA and CEYLON ; near the sea, abundant. DISTHIB. Seashore of 

 both hemispheres throughout the tropics. 



Extensively creeping and twining. Leaves 1-4 in., often broader than long, 

 fleshy, prominently nerved ; petiole 1-4 in. Peduncle 1-4 in. ; bracts \ in., lanceolate, 



