GRAMINE^E. 53 



celes usually 3. Stamens 3, 6, or co. Styles 2-3. 

 Subtribc I. Arundinartece. Palea 2-keeled ; stamens usually 

 3 ; pericarp thin, aclnate to the seed. 



Spikelets 1-many-fld.; racemed or panicled ; empty 



gls. 1-2. 75. Arundinaria. 



Spikelets 1-4-fld., spicate ; spathes bracteate ; 



^H empty gls. 2-3. 76. Fhyllostacliys. 



Subtribe, II. Eubambusece. Palea usually 2-keeled ; stamens 

 6 ; pericarp thin, adnate to the seed. 



77. Bambusa. 



Subribe III. Dendrocalamece. Palea 2-keeled ; stamens 6 ; 

 pericarp fleshy or crustaceous ; seed free. 



78. Dendrocalamus. 



Subtribe IV. Melocannece. Spikelets 1-fld. Palea or 

 glume-like. Stamens 6- co. Pericarp crustaceous or 

 fleshy, seed free. 79. Schizostachyum. 



I. JPaspaltiiii LIXN. 

 Conspectus of the species. 

 Spikelets rounded obtuse nearly orbicular. 



First and second glumes membranaceous 1. P. scrobiculatum. 



First glume membranaceous, but second glume coriaceous 



2. P. akoensis. 



Spikelets oblong acute at the apex. 



First and second glumes 5-nerved 3. P. distichum. 



First glume 4-nerved, second glume 5-nerved 



4. P. distchum var. anpinense. 



1- Paspalum scrobiculatum LINN., MATSUM. et HAY ATA Enurn. PI. 

 Formos. p. 497. 



2. Paspalum akoensis HAYATA sp. nov. (Fig. 20). Caulis 80cm. 

 longus erectus glaber. Folia radicalia minora cum vaginis 9 cm. longa, 

 caulina longiora cum vaginis 30 cm. longa, vaginis 10 cm. longis giabris, 

 ligulis 1 mm. longis membranaccis truucatis giabris 3J mm. latis, laminis 

 linearibus 20 cm. longis 5-6 cm. latis apice acuminatis basi ad 3 mm. con- 



