122 



Materials for a Flora of the Malayan Peninsula. 



Spikes digitate or wliorled. 

 Spikelots 1 flowered minute awnless . . 

 Spikelcts 1 flowered, awned 

 Spikelets 3-12 flowered 

 Spikelcts long slender panicled. 

 Spikelets minute not awned . . 



Arundinidae. Inflorescence panicled 

 large. Spikelets 2, many flowered silky hairy 

 on callus or sides or rachilla. 

 Flowering glumes subulate lanceolate glabrous 

 Flowering glumes awned, with 2 bristles at 

 the tip silky 



Eragrosteae. Spikelets many flowered. 

 Empty glume shorter than the lowest flowering 

 glume 



Empty glume longer than the lowest flowering 

 glume 



Centotheceae. Leaves broad, tesselate- 

 nerved. Spikelets 1 or more flowered secund 

 in one or two rows on a simple spike or 

 branches of a simple panicle. 

 Spikelets 1 flowered, upper glumes empty . . 

 Spikelets 3 or more flowered, fruiting glumes 

 armed with adhesive bristles . . 



HoRDEAE. Spikelets 1 or more flowered 

 sessile sunk in the cavities of a simple spike. 

 Spikelets solitary in a cylindric spike 



Bambuseae. Shrubs of trees. Spikelets 

 1 to many flowered. Lower ones empty, 

 upper ones fertile. Palea large. Lodicules 

 1-3 large. Stamens G or more. Styles 1 to 3. 



Palea 2 keeled. 



Pericarp thin adnate to the seed. 



Filaments free . . 



Filament^ connate into a tube. 



Spikelets many flowered 



Spikelets few flowered 



Pericarp fleshy or crustaceous free from the 



seed. 

 Spikelets few flowered 

 Spikelets 1 flowered, Palea 0, or glume-like. 



36. Cynodon. 



37. Chloris. 



38. Eleusine. 



39. Leptochloa. 



40. Phragmiies. 



41. Neyraudia. 



42. Eragrostis. 



43. Myriosiachys. 



44. Lopliaiherum. 



45. Centotheca. 



46. Lepturus. 



47. Bamhusa. 



48. Gigantochloa. 



49. 0.vytenanthera. 



oO. Dendrocalamus. 



