431- LXXXI. cONVOLVULACEiE. [Ipomcea. 



Leaves on long petioles, broadly ovate-cordate or almost hastate, acuminate, 



1 to 2 in. long, entire or with 2 broad rounded and sometimes toothed basal 



lobes. Peduncles as long as the leaves or nearly so, with 2 spreading 



branches, each bearing 2 to 4 small yellow flowers, with 1 in the forL 



Sepals 2 to 2^ lines long, obovate or broadly oblong, truncate or retuse 



and herbaceous at the end, wdth a small recurved point in the centre, 



giving the cyme a squarrosc aspect. Corolla broadly campanulate, not 



twice as long as the calyx. Stamens and style often as long as the 



corolla or nearly so. Capsule 3 to 4 lines diameter, nearly globular, 



with 4 raised longitudinal ribs and usually transversely wrinkled when 



quite ripe. Seeds pubescent.— Chois. in DC. Prod. ix. 382 ; Wight, Ic. t. 

 157. 



Qneensland. Rockingliam Bay, Dallachy. Common in E. India and the Archi- 

 pelago, 



28 I. flava, F. Muell. Herb. A rather slender glabrous twiner. Leaves 

 petiolate, cordate-ovate, mostly acuminate, with large rounded or angular 

 basal auricles, or the upper ones lanceolate-sagittate, 1 to 2 in. long. 

 Feduncles rather long, bearing an irregular dense cyme of very few yellow or 

 nearly white flowers on short pedicels or sometimes the flower solitary. 

 iiracts very small. Sepals ovate or oblong, obtuse, rigid but smooth and 

 almost membranous, 3 to 4 lines long. Corolla campanulate, apparently 

 about 1 m. long. Anthers rather large. Capsule globular, coriaceous, at 

 length wnnkled, about 4 lines diameter. Seeds glabrous. 



siib- 



KT. Australia. 



ject to inntidations on 



a seed gathered oa De v^.cj, iviver m Kidlev's Expedition. Allied to 1. cliryi 

 Fduucle longer the flowers fewer and twice as large, and the calyx different. ^.- ^- 

 specimen from kew Gardens had only produced its first flower, biit appeared to belong to 

 the same speces, although the flower was almost white. 



29. I. obscura, Ker, Bot. Reg. I. 239. A slender glabrous or pubescent 

 iwiner. Leaves on slender petioles, broadly and deeply cordate-ovate, acu- 

 imnate, from under 1 in. to nearly 2 in. long and broad.' Peduncles as long 

 as the petioles, bearing 1 or rarely 2 or 3 yellow flowers. Sepals lanceolate, 

 acute, scarcely 2 lines long in the common form. Corolla campanulate, | Jo 

 P,i"l' • "l,'-,n ''^v'''^*' globular, smooth. Seeds pubescent.— Chois. in P^. 

 Tv!^" ?Q- V^, Y'"^''^^^^^"* ohmiru,, Linn. Spec. PI. 220 ; /. Ukola,f. ^^^ 



Syst iv 252 ''■ ^^- ^''^- ^^- ^^^ = ^- ^'■''^■""' ^^"^- '■''^ 



As^Tstn'Jin^l" t ^?^^'^ ^■^^' ^- ^'■''^^ ■' C^P« River, Bown^an. Common io tropic|J 

 specimens seem n h ''""^''t "^^^^ ^"-^ '^'"-^^'^ to the Archipelago. The Austral 

 pSf^t The n! i ' vf ' '"'""''^ ^"^^^''^ "'^>" the Indian ones, but they are very im 

 pert.et. Ihe .pec.es ,s read.ly distinguished from its nearest allies by the smaU calyx- 



BubeteVvnii^^' ^- ^'\ ^''"^- ^S6- Prostrate trailing or scarcely twining, 

 dmes veil In "/ "'"'^7 =^'^^™"^' ^^e branches rather slender but som - 

 hX In Jh.l^" y^T ^'''''' ^^^'-'dly ovate-cordate and deeply and irregu- 

 hnm^hte h Tf ^^'^,' ''P''-^'^''"^ ^^^^«'^ the middle ; upper ones oblong o 

 lanceolate, hastate or almost digitate with one long central lobe and sever 



■i 



or 



