1904.] King & Gamble — Flora of the Malayan Peninsula. 



71 



embryo curved ; cotyledons foliaceous ; radicle inferior. — Distiub, Species 

 about 110; mostly tropical Asiatic and African. 



Lobes of the calyx as long as, or longer tlvan, its 

 tube : — 



Leaves hairy beneath : — 



Calyx-lobes narrowly lanceolate, acnminate 



Leaves everywhere glabrous : — 



Calyx-lobes broadly lanceolate, acute, unequal ... 

 Calyx-lobes broad, blunt, unequal ; bracts not 

 covering the calyces ... ... 



Calyx-lobes ovate, obtuse, puberulous ; bracts 

 longer than the calyces and covering them 

 Calyx-lobes narrowly lanceolate, about as long 

 as the tube ... 



5. 



I. Brunonis. 

 I. merguensis. 

 I. Kingstoni. 

 I. multihracteata. 

 I, arguta. 



Lobes of the calyx shorter than its tube : — 

 Lobes acute : — 



Tube of corolla 1 to 1'25 in. long : — 



Leaves sessile, cordate at the base, 2 to 3 in. 

 long 



Leaves elliptic to oblong-elliptic, not cordate 

 6 to 9 in. long j their petioles '3 to '5 in 

 long 

 Tube of the corolla '25 to '3 in. long : — 



Leaves oblong-elliptic, shortly petiolate, 3*5 to 

 5 in. long; cymes with many divergent branches 8. 

 Lobes blunt : — 



Tube of corolla 1 to 1 25 in, long : — 



Cymes pendulous on long slender peduncles 9. 



Cymes not pendulous; peduncles 1 to 2 in. long:- 



Main-nerves of leaves 15 to 20 pairs ,.. 10. 



Main-nerves of leaves 8 to 12 pairs ... 17. 



6. I, coccinea. 



7. I. congesta. 



I, undulata. 



I, pendula. 



I. opaca. 



I. grandifoUa, var. 

 Kurztana, 



Tube of corolla 1 to 1*75 in. long : — 



Cymes lax, spreading, leaves petiolate, acute at 

 the base ; branching shrubs (often tall) : — 

 Leaves thinly membranous, their main- 

 nerves 15 to 25 pairs ... ... 11. 



Leaves coriaceous, their main-nerves 10 to 

 12 pairs ... ... ... 12. 



Cymes not spreading, simple unbrauched shrubs 

 1 or 2 feet high ; leaves sessile, oblanceolate, 

 cordate at the base : — 



Main-nerves of leaves 15 to 18 pairs ... 13. 

 Main-nerves of leaves 8 to 10 pairs ... 14. 



Tube of corolla '8 in. long; cymes dense, 2 to 3 in. 

 in diara. ... ... ... ... 15. /. stricta. 



J. II. 10 



Z. Lohhii. 

 I, fulgens. 



I. humilis. 



I. Scortechinii, 



