6. 



GRAMINE^. 



5. Intel-nodes of rhachis 2 or 3 times longer than sessile spikelets. 



5. P. arisanensis. 



Internodes of rhachis nearly equal to or shorter than spikelets 6. 



Spikelets larger 6. P. ciliata. 



Spikelets smaller 7. P. monantka. 



1. Pollinia geniculata HAYATA sp. nov. (Fig. 

 40). 80-90 cm. alta toto longitudine usque ad basin, 

 spicre foliata. Folia distantia alterna lanceolata 10-20 

 cm. longa 8-10 mm. lata apice acumiuata "basi attenu- 

 ata margine scabra utraque pagine tenuiter hirsuta, 

 ligula 2 mm. longa totiusque lata truncata ciliata, 

 vagina versus apicem marginemque hirsuta extus in- 

 tusque glabra 11 cm. longa. Spicas 9-10 subdigitatim 

 ad apicem caulis dispositas ; rhachis panicularum 3 cm. 

 longa plus minus flexuosa. Spica singula 5-13 cm. 

 longa plus minus recurvata multi-noclosa, internodiis 4 

 mm. Jongis complanatis subglabris, ad nodos hirsuta. 

 Spicula3 geminatim ad nodos dispositse, altra sessili 



Fig 4O rollinia a ^ ra pedicellata, pedicellis 3 mm. longis apice hir- 



geniculata HAYATA; a, sut j s ^usi cum p ar tibus productis spiculse sessilis conn- 



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



gl. II.; d, flowering atis ; spiculaa sessiles fusiformea 6 mm. longas 1 mm. 



glume ; e, a palea ; f, , . , . , , -. 



stamens and a pistil; g, lata3 a P lce acuminate basi obtusaa ad stipitem L mm. 

 a lodicel. lonsrum liirsutum cum rhachi plus minus connatuui 



O * 



geniculato-recurvtim attenuate ; gl. I. lanceolata 4 mm. longa 1 mm. lata 

 apice aciuninata plus minus bidentata dorso 2-carinata ad carinas aristato- 

 ciliata caeterum glabra ; gl. II. lanceolata 4 mm. longa apice acuminata 

 dorso 1-carinata ad carinas aristato-ciliata ; gl. florens minuta hyalina 1 

 mm. longa ^ mm. lata apice acuminata ad aristam 1| cm. longam abeuns ; 

 palea hyalina minuta. 



HAB. Arisan, leg. B. HAYATA, Jan. 1912. 



Differs from all other species, in the spikelets having geniculate stalks 

 above the articulation of pedicels. 



2. Pollinia Fauriei HAYATA sp. nov. (Fig. 41). Culuius basi prostratus, 



