GTCAMINE^K. 93 



LXIX. Centotheca DESV. 



Key to species. 



Flowering glumes with reflexed submarginal bristles ... 1. C. lappacea. 

 Flowering glumes with no bristle 2. C. lappacea var. insrmis. 



1. Centotheca lappacea DESV.; MATSUM. et HAYATA I.e. p. 546. 



2. Centotheca lappacea DESV. var. inermis RENDL ; MATSUM. et 

 HAYATA I.e. p. 54G. 



LXX. I>oa LINN. 



Poa annua LINN.; MATSUM. et HAYATA I.e. p. 547. 

 Poa palustris LINN. I.e. p. 547. 

 Poa *pp. 



LXXI. Festiica LINN. 



Festuca ovina LINN. var. vulgaris KOCH.; HAYATA Fl. Mont. Formos. 

 p. 240. 



LXXII. JBrachypodium BEAUV. 

 Key to species. 



Spikelets mostly quasiterminal solitary 1. B. Kaivakamii. 



Spikelets spicate 2. B. formosanum. 



1. Brachypodium Kawakamii HAYATA Fl. Mont. Formos. p. 237, t. 

 40. 



2. Brachypodium formosanum HAYATA sp. nov. (Fig. 57) Perennis. 

 Ciilmus gracillimus 50-80 cm. altus erectus plus minus curvatus basi plus 

 minus repeus, internodiis 4cm. longis, glaber Ia3vis. Folia versus basin 

 caulis disposita linearia 15cm. longa 7mm. lata apicc acuminata utraque 

 glabra Irevia, nervis primariia utroque latere costa? 4, venulis secundariis 

 inter nervos primaries 5, hand tessellata, vaginis 5-6 cm. longis culmum 

 amplectantibus tubuliformilms, ligulis membranaceis hirsutis 2 mm. longis 

 3^ mm. latis. Spiculaa versus apicem caulis spicatim alternatim remoteque 

 dispositai sessiles, rhachis semi-teres ad nodos tenuiter hirsuta ; spiciiltx3 lineari- 

 lanceolataj 2-2^ cm. Ionga3 3-4 mm. Iata3 5-7-florata3 latere complanatas. Gl. 

 I. minuta triangulari-lanceolata 2 mm. longa acuta vel obtusa 3-nervata, 

 nervis dorso elevatis, vacua ; gl. II. vacua triangulari-lanceolata 5mm. longa 

 apice acuminata 5-7-nervata glabra. Glumas florentes 5-7, inferior lanceolata 



