60 



GRAMINE.E. 



spikeleta ^o^jV i Q - plano-convex erecto-patent glabrous, gl. I. very short 

 truncate, II. = about half IV. suborbicular 3-nerved, tip ronndect or truncate, 



Fig. 31, Panicum punctatum Bumi.; : a, b, c, spikelets, seen from different sides; d, gl. 

 I.; e, gl. II.; f, gl. III.; g, gl. IV.; h, i, j, palea, seen from different sides; k, a caryopsis. 



III. ovate acute 3-5-nerve:l neuter, IV. ovate cuspidatcly acuminate granu- 

 late.'' 



HAD. Anpin, Sept. 1913, leg. T. SOMA. 



Sect. II. EchinocMoa. 



Panicum Crus-Galli Lixx.; MATSUM. et HAY AT A Enuin. PI. Formos. 

 p. 501. 



Sect. III. Brackiaria. 



1. Spikelets 3 mm. long, stern much taller 2 



Spikelets less than 2mm. long, smaller grasses 3 



2. Spikes 4cm. long, leaves much longer, stem taller 



1. P. pseudodistachyiim. 



Spikes usually shorter, leaves smaller, stem lower than the preceding 

 species 2. P. distacliyum. 



3. Spikelets villose 3. P. villosum. 



Spikelets glabrous 4. P. prostrcdum. 



1- Panicum pseudodistachyum HAY VTA n. n. 



Panicum paspaloides HAY ATA (non PERS.) Mater. Fl. Formos. p. 401. 



2. Panicum distachyum Lixx.; MATSUM. ct HAYATA Enum. PL 

 Formos. p. 502. 



3. Panicum villosum LAM.; MATSUM. et HAYATA Euum. PI. Formos. 

 p. 506. 



4. Panicum prostratum LAM.; MATSUM. ct HAYATA Enum. PI. Formos. 

 p. 505. 



