78 PUBLIC HEALTH BULLETIN NO. 2 86 



6. Plants woody, bamboo-like (fig. 6) 1. Arundinaria, p. 80. 



6. Plants not woody 7. 



7. Inflorescence made up of bony, bead-like joints 15. Manisuris, p. 84. 

 (fig. 7). 



7. Inflorescence not made up of bony, bead-like joints 8. 



8. Inflorescence feathery, long-hairy, or spiny 9. 



8. Inflorescence smooth 11. 



9. Inflorescence plume-like, feathery or at least spiny; 10. 



not appearing branched. 



9. Inflorescence not plume-like nor feathery; panicle 12. Echinochloa, p. 88. 

 obviously branched (fig. 8). 



FlQtTRE 6. 



Figure 7. 



Figure 8. 



