Brittox: Studies of West Indian plants 



21 



Peduncles 1-3 -flowered; leaves oblong, 5-20 mm. 

 long. 

 b. Twigs glabrous or puberulent. 



* Pedicels very slender or filiform. 



t Leaves small, 1-2.5 cm. long; peduncles 

 I- to few-flowered. 

 Caljnc-lobes dilated above. 



Leaves ovate, rounded or subcordate at 



the base; caljTc-lobes little dilated. 

 Leaves oblong, oval or obovate, nar- 

 rowed or obtuse at the base; 

 calyx-lobes much dilated. 

 Wholly glabrous; petioles 1-2 mm. 



long. 

 Petioles ciliate, 4-7 mm. long. 

 Calyx-lobes linear or subulate, not dilated. 

 Foliage puberulent. 

 Foliage glabrous, 

 tt Leaves up to 7 cm. long; inflorescence 

 several- to many-flowered. 

 ** Pedicels stout, short. 

 t Leaves petioled. 



Capsule subglobose or short-pyriform. 

 Corolla densely silky-pubescent. 

 Corolla glabrous or with a few scattered 

 hairs. 

 Calyx-teeth deltoid, minute. 

 Calyx-teeth ovate or oblong. 



Petioles slender; capsule sub- 

 globose. 

 Petioles stout; capsule subpyri- 

 form. 

 Capsule oblong, about twice as long as 

 thick; leaves elongated, petioled. 

 tt Leaves sessile, oblong-oblanceolate; capsule 

 short-pyriform. 

 Inflorescence axillary or lateral. 



a. Peduncles elongated, often as long as the leaves or 



longer. 

 Leaves sessile, cordate, 5-8 cm. long. 

 Leaves petioled, 3-5 cm. long. 

 Petioles about 2 mm. long. 

 Petioles 8-12 mm. long. 



Stipules triangular, obtuse; leaves obtuse 



or rounded at the base. 

 Stipules linear-subulate, broadened below; 

 leaves rounded at the base. 



b. Peduncles short, much shorter than the leaves. 



* Leaves membranous to chartaceous; inflor- 

 escence mostly few- to several-flowered, 

 rarely i-flowered. 



2. R. microphylla. 



3. R. Shaferi. 



4. R. peduncularis. 



5. R. pachypkylla. 



6. R. pedicellaris. 



7. R. alaternoides. 



8. R. subglabra. 



9. R. brachycarpa, 



10. R. slellata. 



11. R. angustata. 



12. R. canellaefoUa. 



13. R. calcicola. 



14. R. yamuriensis. 



15. R. correifolia. 



16. R. Lindeniana, 



17. R. nimanimae, 



18. R. Leoni. 



