82 GRAMINEJE. 



Rachis of spike fragile 3. S. halepense. 



1. Sorghum fulvum BEAUV.; FORBES et HEMSLEY Ind. Fl. Sin. III. 

 p. 367. 



Andropogon serratus THUNB.; MATSUM. et HAYATA I.e. p. 530. 



2. Sorghum vulgare PERS.; MATSUM. et HAYATA I.e. p. 531. 



3. Sorghum halepense PERS.; FORBES et HEMSL. Ind. Fl. Sin. III. 

 p. 367 ; HAYATA Gen. Ind. Fh Formos. p. 99. 



XLIII. Chrysopoywi TRIX. 



Chrysopogon aciculatus TRIX.; FORBES et HEMSL. Ind. Fl. Sin. III. 

 p. 368. 



Andropogon aciculatus RETZ.; MATSUM. et HAYATA I.e. p. 527. 



XLIY. Cymbopoyon SPR. 

 Cymbopogon Nardus P< EXDLE = Andropogon Nardus LINN. 



Subsp. hamatidus HACK.; FORBES et HEMSL. Ind. Fl. Sin. III. 



p. 376. 

 Subsp. marginatus var. Goeringii HACK. I.e. p. 376. 



XLV. Heteropoyon PERS. 



Heteropogon contortus BEAUT.; FORBES et HEMSL. Ind. Fl. Sin. III. 

 p. 366. 



= Andropogon contortus Lixx.; MATSUM. et HAYATA I.e. p. 528. 



XLVI. Themcda FORSK. 



Themeda gigantea HACK, subsp. caudata HACK.; MATSUM. et HAYATA 

 I.e. p. 532. 



XLVIL Alopecurus Lixx. 

 Key to species. 



Glumes 2 distinct 1. A. cequalis. 



Glumes 2 connate to half-\vay up 2. A. Agrostis. 



1. Alopecurus sequalis SOBOL.; MATSUM. et HAYATA I.e. p. 533. 



2. Alopecurus Agrostis Lixx.; HAYATA in Bot. Mag. (Tokyo) XXI. 

 p. 55. 



XLVIII. I*olijpo(jon DESF. 



Key to species. 

 1. Awn equal to the glumes 1. P. Higegaiueri. 



