254 MONOCOTYLEDONEX. LOPHOPOGON, 
1. L. tridentatus ; racemis binis sibi arcte appressis unum men- 
tientibus, pulchre aureo-ferrugineo-pilosis. — Andropogon tridentatus 
Roxb. Fl. Ind. ed. Car. 1, p. 257 ; Saccharum tridentatum Spreng. 
Syst. 1, p. 283; Apocopis tridentata Benth. in Journ. Linn. Soc. 19, 
p. 67. — Analyses spieul. in tab. nostra 1, f. 14. 
Perennis, ezespitosus. Culmi 10—15 em. alti, erecti, graciles, 3—4- no- 
des, teretes, glaberrimi, superne breviter nudi, simplices. Vaginze tere- 
tes, aretze, glaberrim&, costatæ, internodiis breviores, summa ven- 
trieosa eum rudimento laminz mueroniformi. Ligula brevissima, 
truneata, hyalina; ciliata. Laminæ e basi æquilata in vaginam decur- 
rente ‚sensim acuminatæ, 4—6 em. longæ, 1—1,5 mm. 
latæ, vernatione conduplicata, adult plane v. sæpius siccando com- 
plicatæ et subfiliformes, rigidule, erectze, virides, subtus glaberrime, 
supra puberul®, margine basi longe tenuissimeque fimbriatze, costa 
media tenui l-nervi potita, nervis primariis utrinque 2—3 subtus pro- 
minulis (null Racemi specie in unum erassissi- 
mum ovoidi-oblongum jr ‚> em. longum contracti, erecti, pedunculo 
breviter exserto v. vagina summa plus minus incluso infixi, densissimi; 
articuli vix 1 mm. longi, teretiuseuli, graciles, suboblique disjungentes, 
glaberrimi. Spiculæ densissime imbricatz ; sessiles (in utroque racemo 
extus spectantes) cum callo 0,5 mm. longo obtuso glabro 5 mm. longse, 
anguste obovato-oblong& : gluma I"* chartacea, cuneata, apice lato 
tinite eximie 3-dentata, dentibus lateralibus 0,6 mm. longis, inter- 
„adje cto i inut ter huncet tlateralibus, 
prope basin marginis parce ferrugineo-ciliata, dorso glaberrima, 5-cos- 
tata, costis in dentes excurrentibus ; II® I^» paullo superans, membra- 
nacea, lanceolata, acuta, inter apicis dentes breves aristam emittens 
ipsam subzquantem rectam, 3-costata (costa media vix carinata), 
superne ferrugineo-hirsuta et przterea ciliata; II: I^» zequans, an- 
guste linearis, acutiuscula, hyalina, enervis, glabra; palea O; floris 
inferioris antherze 1,5 mm. longze hebetatze ; gluma IV: III?» æquans, 
lanceolata, aeuta, integra v. bidentata, mutica, hyalina, enervis, gla- 
bra; palea floris superioris iterum 0, ejus anthere 3 mm. longze. Spi- 
culi pedicellatze (2) pedicellis brevibus (1—1,5 mm. longis) subcom- 
pressis apice suboblique disjungentibus excavatisque et jad excavatio- 
nis marginem barbula ferruginea interrupta ornatis ceterum glaberri- 
mis insidentes, cum callo brevi obtuso bibarbulato 5—6 mm. longs, 
lineari-oblongz ; gluma I™ membranacea, apice parum angustato 3- 
dentata, dentibus zequalibus subulatis sine denticulis intermediis, 
margine hyalino in '/, inferiore longe ferrugineo-ciliata, dorso con- 
