112 CONVOLVDLACE^. [IPOMJSA. 



Sepals glabrous. 



An aquatic plant, stems trailing in 

 mud or floating . . .7.1. reptans. 



Terrestrial plants. 

 Two outer sepals shorter than the 

 inner, corolla 1| in. long or 

 more . . . . 8. I. sepiaria. 



Sepals subequal, corolla f-1 in. 

 long . . . . . . 9. J. obscura. 



Leaves lobed, (occasionally entire in I. pes-tig- 



ridis). 



A prostrate glabrous herb, leaves digitately 

 or the upper sometimes pedately 3-7-par- 

 tite ; corolla white, less than 1 in. long . 10. I. dissecta. 



Twining herbs. 



Flowers in lax usually subumbellate 

 cymes, not surrounded by large persis- 

 tent bracts, sepals with long ligulate 

 tips ; corolla light-blue tinged with pink 

 or orange-coloured below, over 1| in. 

 long 11. I. hederacea. 



Flowers in dense long-peduncled heads, 

 surrounded by large persistent outer 

 bracts ; corolla white or pale-pink, 

 under 1 in. long 12. I. pes-tigridis. 



1. 1. calycina, Clarke in F. B. I. iv, 201 ; Prain Beng. PI. 734 ; 

 Cooke Fl. Bomb, ii, 242. Convolvulus calycinus, Roxb. / Fl. Ind. i, 471. 



A twining herb with yillous stems. Leaves 2-3 in. long, ovate, acuminate, 

 entire, sparsely hairy t>r nearly glabrous ; base cordate, with a wider 

 sinus; petiole slender, 7^-l| in long, villous. Flowers 1-3 together; 

 peduncles and pedicels about | in. long, pedicels in fruit deflexed, 

 bracts % in. long, ovate-co*rdate, acute. Sepals in flower i in. long, un- 

 equal, ciliate ; the outer ones (in fruit) in. long lanceolate-sagittate 

 with obtuse lobes ; inner linear-lanceolate. Corolla scarcely 1 in. long 

 tubular, white. Capsule | in. long, ovoid, pointed, deflexed, glabrous. 

 Seeds villous, the margins fringed with long white silky hairs. 



Jumna ravines near Agra (Duthie), Bund elkhand ( Edgeworth) , Merwara 

 (Duthie). Flowers October. DISTRIB. W- Himalaya (Royle), Behar, 

 Chota Nagpur and the Deccan ; also in Trop. Africa and Formosa. 



2. I. barlerioides, Clarke in F. B. I. iv. 201; Prain Beng. PI. 734 

 Cooke Fl. Bomb, ii, 243. Anigteia barlerioides, Chois. ; Eoyle III. 207. 



A hairy twining perennial herb. Leaves 1-3 in. long, ovate-oblong, sub' 

 acute, often mucronate, hairy on both sides, base cordate or rounded ; 



