256 T R I N I и s , 
Spiculae pl. min. laxae, cylindraceae, obtusiusculae, homomorphae, heterogeneae ; 
inferior brevissime, superior longius pedicellata. Glumae utriusque spiculae 
inferior 7-, inmajoribus (Tr. plumoso) ri-nervis; superior, angustior, 3-nervis. 
Flosculi in utraque spicula subhyalini, 2, longe plerumque univalves, supe- 
rioris valvula superiori rarissime evolula atque tum perbrevi. Valvulae sub- 
lineares, gluinis paulo breviores; spiculae femineae seminifera inferne filiformi- 
angiislala, lam lineari-explanata, apice obtusiusculo abiens in aristam prae- 
longarn, pl. min. hirlam, infernc tortam. 
Lodiculae squamae cuneatae, aul horizontaliler aut oblique truncatae, emarginatae. 
Sfnmi/iü in spicula infciiori Ъ ^ jilameniis brcvissimis, antheris croceis; in spicula 
superiori interdum filamenta aborliva, tcnuissima, elongata. 
Oi^arium in spicula superiori perlectum, Slylis 2 longiusculis, Stigmatibus brevi- 
bus, plumosis, croceis; in spicula inferiori rudimentum ovarii stylis brevibus 
coronatum. 
Semen . 
(jcnus compleclens Andropogories spicula hermophrodita pedicellata^ in- 
complctis subsessilibus, rhaclii inarticulata H B. ET Kth, nov. gen. et sp. I. 
p. i 84 ; item Heleropogones locusta Jeminea pedicellata^ uniflora^ mascula ses- 
sili Presl rel. Haenk. I. p. 335 ; — excludens species Trachypogonis 6 ad 
i3 N. AB Es. Agr. bras. p. 345 — 354 - 
Species seqnenles, nimis inter se aflines, excepto forte Trachyp. plumoso, 
unius ej’usdemque spciciei varietates polius diceres. 
Trachypogon mollis N. ab Es. Spicis solitaria binisve; Rhachi glabra; Foliis fili- 
formi-involutis, glabris vel superne pilosis; Ligula i— 3 -linealio 
Trachypogon mollis. Agr. bras. p. З4З. 
Trachypogon Montujari ibid. p, З42. 
Andropogon tort us lïb, PVilld. 
V. spp. Rrasil. 
