Flora of the Malayan Peninsula. 



157 



H. congesta, 

 H. macrophylla. 



H. Auricularia. 

 H. Havilandi. 



Cymes in terminal little-branched shortly peduncu- 

 late compound umbels ... ... ,„ 8, H. Maingayi. 



Cymes sessile, axillary, dense, capitate : — 



Leaves elliptic to ovate-lanceolate, 2'5 to 6 in. long and 

 1'5 to 3 in. broad (about twice as long as broad) : — 

 Flowers 4i-merons, not glaucous beneath : — 

 Leaves and corolla glabrous ; shrubby, with herbace- 

 ous branches ... ... ... ... 9. 



Leaves rounded or abruptly narrowed at the base ; 



main-nerves curved ; flowers only "l in. long ... 10. 



Leaves gradually narrowed to the base ; nerves 



not curved; flowers "IS in. long ... ... 11. H. Kunstleri. 



Leaves narx'owly elliptic to elliptic-lanceolate, 1 to 2 in. 

 long, '3 to '8 in. broad (about three times longer than 

 broad) : — 



Stipules with numerous filiform bristles, much longer 



than the sheath ; leaves snbsessile, with broad bases, 



their main-nerves 4 or 5 pairs, very faint ... 12, H. connata. 



Stipules with a few bristles, not much longer than the 



sheath ; leaves at the base petiolate : — 



Main-nerves of leaves 4 to 6 pairs, straight, oblique, 

 very prominent ... ... ... ,,. 13. 



Main nerves of leaves 3 or 4 pairs, curved, faint ... 14. 

 Leaves linear-oblong or linear, many times longer than 

 broad : — 



Leaves glabrous, sessile : — 

 Leaves glabrous beneath j flowers '15 in, long; 

 calyx obovoid-campanulate with 4 lanceolate-ovate 

 spreading lobes ; lobes of corolla short with thick- 

 ened apices ; anthers broadly ovate ... ... 15. H. tenelliflora. 



Leaves not glaucous beneath ; flowers "2 in. long; 

 calyx tubular-campanulate, with 4 ovate ciliate 

 suberect lobes ; lobes of corolla narrowly ovate, 

 sub • acute ; anthers oblong ... ... 16. H. nitida. 



Leaves with weak hispid hairs on the upper surface, 

 glabrous on the lower, sessile ; capsule sparsely 

 pubescent ... ... .,. ... 17. H. pinifolia. 



Leaves with both surfaces slightly scaberulous, 



shortly petiolate ; capsule coarsely pubescent ... 18. H. hispida, 



1. Hedyotis mollis, Wall. Cat. 859. Scandent ; the older stems 

 terete, thickened towards the nodes, the younger 4-angled, grooved 

 softly but minutely pubescent like the branches of the inflorescence. 

 Leaves membranous, lanceolate to elliptic-lanceolate, shortly acuminate 

 the base cuneate; upper surface olivaceous when dry, glabrous or sub- 

 glabrous, the midrib often puberulous ; lower surface paler and puberu- 

 lous; main-nerves 3 or 4 pairs, ascending obliquely, little curved, 

 slightly depressed on the upper and piominent on tbe lower surface like 



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