GRAMINE^E. 



139 



purpurascens haud nitidus 

 opacus ; vagina media purpuras- 

 cens opaca haud nitida scabra 

 pilis brevissimis fusco-purpureis 

 triangulari-formibus adpresse con- 

 spersa margine sursum ciliolata ; 

 setae auriculares utroque latere 

 apicis vaginae 4-5 sitse rectse 

 erectsc hirsutse ; ligula brevissime 

 hirsuta ; pseudophyllis minutis 

 longc triangularibus 4 mm. longis 

 l- mm. latis apice acuminatis. 

 Culmus distant? 3 m. altus prope 

 basin 1 1 cm. in diametro toto 

 vaginis persistentibus obtectus, 



partibus lion ramiforis 110cm. Fi 9- 49 > Anmdinaria Usawai HAYATA; a, a 



sheath of a turio; b, the same seen from back; c, 

 longis ; merithallium inferius 25 the Ba!aie seen from surface ; d, vertical section of 



cm. lono-um 14mm. in diametro *^ e ^m 6 "* e another sheath; f, the same seen from 



surface ; g, the same, seen from back ; h, hairs on 

 pulvillis a so 7 mm. distentibus, tte surface . a and e natural size . otners more or 



pulvillis inferioribus prominente less magnified. 



annuliformibus, pulvillis superioribus haud vel vix promineiitibus ; lignum 

 3 mm. crassum ; canah's medullaris 7 mm. in diametro ; squama bicarinata 

 2-fida, segmentis linearibus 15 mm. longis ad carinas hirsutis. Rami ternati 

 vaginati, centrale majore, laterales minores. Ramuli vaginati vel iiiterdum nudi 

 1 2 foliati ; vaginella circ. 5 cm. longa glabra apice utroque latere auriculis 

 minutis et setis auricularibus instructa, ligula minuta fimbriata hirsuta. Folia 

 lineari-lanceolata 11 31 cm. longa 13 43mm. lata apice acuminatissima basi 

 plus minus oblique obtusa ad extreinitatem subito cuneata ad petiolum 2-5 mm. 

 longum abeuntia margine scabra, nervis secundariis utroque latere costse 58, 

 nervulis inter secundarios 7-10. 



HAB. Shishitao ad 2000 ped. alt,, leg. B. HAYATA, Aprili. 1916. typus !. 



Near A. japonica, but differs from it bj the ternate branches on the 

 culms and by the not hairy scabrous lusterless presistent sheaths. 



