GRAMINEyE. 79 



ttisa basi plus minus contracta utraque pagine glabra margine meclio deorsum 

 losvis sed sursuni prope apicem aristato-scabra, ligula brevissima ^ mm. 

 longa hirsuta, vagina 3 cm. longa prope apicem longe barbata, barbis 2 mm. 

 longis. Spica solitaria terminalis 5 cm. longa l^mrn. lata. Caeterum ut 

 typica. 



HAB. Tainan, leg. T. SOMA, Aug. 1914. 



Differs from the type in having much longer spikes and longer leaves. 



XXXV. Poffonatheriim BEAUV. 



Pogonatherum saccharoideum BEAUV. var. monandrum HACK. 

 MATSUM. ct HAYATA I.e. p. 522. 



XXXVI. ArtJiraxon'. BEAUV. 



Aithraxon ciliaris BEAUV. var. Langs iorfii HACK.; MATSUM. et HA- 

 YATA I.e. p. 523. 



XXXVII. Apluda LINN. 



Apluda mutica LINN.; MATSUM. et HAYATA I.e. p. 532. 

 XXXVIII. Rottboellia LINN. 



Key to species. 

 1. Spike larger erect 9 cm. long 4;mm. broad. 



1. R. exaltata var. appendiculata. 



Spike slender more or less recurved 5-6 cm. long 2 mm. broad. 



2. E. compressa. 



1. Rottboellia exaltata LINN. var. appendiculata HACK.; MATSUM. 

 et HAYATA I.e. p. 524. 



2. Rottboellia compressa LINN. var. genuina7-HACK.; MATSUM. et 

 HAYATA I.e. p. 523. 



XXXIX. Manisuris LINN. 

 Manisuris granularis LINN.; MATSUM. et HAYATA I.e. p. 524. 



XL. OpJiiurus K. BR. 



Ophiurus monostachyus PRESL.; MATSUM. et HAYATA I.e. p. 524. 



XLI. Andropogon LINN. 



Key to species. 



1. Pedicels of spikes enclosed in spathiform leaf-sheaths. 1. A. brevifolius. 

 Pedicels of spikes not enclosed in spathiform leaf-sheaths 2 



