128 



Kinc* & Gamble— Flora of the Malayan Peninsula. [No. 4, 



3. 



6. 



7. 



Z7. sclerophylla. 

 TJ. pedicellata. 



TJ. ferrea, 



TJ. gldbrata. 



TJ. Kunstleri. 

 TJ. Wrayi. 



Flowers 1*5 . in. long ; leaves broadly oblong or 

 ovate-rotund, 5 to 7 in. long 



Flowers 1 in. long; leaves 4 or 5 in. long, oblong 

 or ovate, never rotund-ovate 

 Calyx-lobes filiform, longer than the tube, spread- 

 ing ; tube of corolla very slender j capsules on long, 

 slender stalks : — 

 Young branches, under surfaces of leaves, and 

 capsules rusty-pubescent ... 



Young branches and capsules glabrous 5 leaves 

 slightly pubescent on the under surface only 

 Leaves glabrous or nearly so on both surfaces : — 

 Lobes of the calyx shorter than the tube 

 Lobes of the calyx as long as the tube ... 

 Lobes of the calyx short, broad, blunt :— 

 Leaves quite glabrous, not glaucescent beneath :— 

 Leaves 1'75 to 2 - 5 in. long : — 

 Leaves with 3 or 4 pairs of nerves ; tube of calyx 

 densely pubescent, the lobes of the limb sub-glab- 

 rous ... ••• ••• «•* 



Leaves with 5 or 6 pairs of nerves ; tube and lobes of 

 calyx pubescent externally 

 Leaves 3'5 in. or more in length : — 



Nerves of leaves 5 or 6 pairs ... ... ... 



Nerves of leaves 3 pairs 

 Leaves glabrous, glaucescent beneath ; nerves of leaves 7 

 or 8 pairs, the reticulations transverse and very distinct 

 beneath ... ... ... 



Leaves glabrous, but the 4 or 5 pairs of main-nerves with 

 tufts of hair on the lower surface, at their union with the 

 midrib ... ... ... 



Leaves uniformly canescent beneath : nerves 5 or 6 pairs 

 Under surfaces of midrib and the 4 to 6 pairs of main- 

 nerves laxly hirsute, sometimes with tufts of hair in the 

 nerve-axils... ... ... ... ... 



Calyx-tube long, the teeth very short and blunt : — 

 Nerves of leaves 6 to 8 pairs, stout, and bearing like the 

 midrib and transverse veins short pale-brownish hairs ... 16. TJ. attenuata. 



1. Uncaria Roxburghiana, Korth. in Yer. Nat. Gesch. Bot. 172. 

 Young branches obtusely 4-angled, densely clothed with minute, par- 

 tially deciduous, harsh, rusty tomentum. Leaves coriaceous, ovate, 

 acuminate sometimes caudately so; the base rounded, emarginate or 

 minutely cordate ; both surfaces reticulate, the upper strigose-scabrid, 

 the lower with longer curved hispid hairs ; main-nerves 4 or 5 pairs, 

 curved, spreading, ascending, depressed on the upper and prominent on 

 the lower surface like the midrib; length 2o to 3'5 in.; breadth 1'5 to 



9. 



TJ. ovalifolia. 



10. 



TJ. jasminiflora. 



10. 



TJ. jasminiflora 





var. macrophylla, 



11. 



TJ. trinervia. 



12. 



TJ. pteropoda. 



13. 



TJ. Gamlier. 



14. 



TJ. canescens. 



15. 



TJ. dasyoneura. 



