Gil AMINES; 



83 



Fig. 48, Sporobolus virginicus 

 KTJNTH. a, spikelet; b, gl. I.; c, 

 gl. IT.; d, flowering glume; e, a 

 palea ; f, stamens ; h, a pistil ; all 

 figures variously magnified. 



Awn much longer than the glumes 2. P. monspeliensis. 



1. Polypogon Higegaweri STEUD.; MATSUM. et HAYATA I.e. p. 535. 



2. Polypogon monspeliensis DESF.; 

 MATSUM. et HAYATA I.e. p. 535. 



XLIX. Sporobolus R. BR. 



Key to species. 

 1. Glume I. II. IH. and palea subequal. 



1. S. viryinicus. 



Glume I. and II. are much shorter than 

 fl. glume and palea.... 2. S. indicus. 

 3. S. diandrus. 



1. Sporobolus virginicus_KuNTH. (Fig. 48); MATSUM. et HAYATA I.e. 

 p. 534. 



2. Sporobolus indicus R. BR. (Fig. 

 49); MATSUM. et HAYATA I.e. p. 534. 



3. Sporobolus diandrus BEAUV.; 

 MATSUM. et HAYATA I.e. p. 533, very near 

 to the preceding species. 



L. Agrostis LINN. 

 Key to species. 



1. Glume III. awned 2 



Glume III. usually awnless very 



rarely shortly awned 3 



2. Glume I. 5 mm. long. 



1. A. suizanensis. 



Glume I. 3 mm. long. 



Fig. 49, Sporobolus indicus R. BB. 

 a, a spikelet ; b, gl. I.; c, gl. II.; d, 

 flowering glume ; e, a palea ; f, a pistil ; 

 g, portion of the style; h, a caryopsis; 

 i, section of the same ; all figures vari- 

 ously magnified. 2. A. transmorrisonensis. 



Glume I. 2mm. long 3. A. sozanensis. 



3. Leaves very narrow, nearly filiformed 4. A. morrisonensi. 



Leaves 2-3 mm. broad linear 5. A. perennans. 



1 Agrostis suizanensis HAYATA sp. nov. (Fig. 50). Culmus erectus 

 csespitosus gracilis glaber sed plus minus scaber 50-60 cm. longus teres. 

 Folia basi caulis multo disposita inferiora breviora cum vaginis 8-20 cm. 



