500 Notes on Indian Botany. 



a. Exterior bracteas large, foliaci- 

 ous : interior, when present narrow, 

 lanceolate or subulate : the former 

 much longer than the flowers. 



1 . L. bracteatus. 



2. L. Jackianus. 



3. L. Roxburghii. 



4. L. Wallichii. 



5. L. Moonianus. 



6. L. attenuatus. 



b. Bracteas, all of nearly equal length, 

 subulate or lanceolate, about the 

 length of the flowers. 



7. L. Griffithii. 



8. L. retosus. 



9. L. pilosus. 



10. L. ellipticus. 



B. Flowers axillary, subsessile, or loosely cymose ; 

 bracteas minute or inconspicuous. Nudiflor^e. 



a. Flowers axillary, sessile. 



11. L. Blumeanus. 



b. Flowers cymose : cyms compact, 

 few flowered, or loosely dichoto- 

 mous. 



12. L. venulosus. 



13. L. dichotomus. 



2. Calyx limb cleft, divisions ovate, lanceolate, subfolia- 

 cious, usually short. 



A. Flowers sessile, aggregated. 



14. L. ciliatus. 



15. L. rostratus. 



16. L. pterospermus. 



