ANDROPOGON.  ANDROPOGONEJE (AUCT. EDUARDO HACKEL). 393 
Racemi subcompositi in apice culmi ramorumque solitarii, multiar- 
ticulati ; articuli crassiusculi recte disjungentes, disjuneti apice appen- 
dice scarioso irregulariter eupuliformi dentato coronati. Spieulse 
pedicellatee neutre, latz, sessilibus duplo longiores, easque obte- 
gentes, ab iis formå discrepantes, e gluma I^" aristatz. Spiculæ ses- 
siles a latere valde compresse, biaristate : gluma I»: marginibus 
implicatis bicarinata, reliquis accumbens ; II^» quam T** multo latior, 
infra apicem aristam longam imperfectam exserens; III* hyalina, 
marginibus implicata; IV“ membranacea, bidentata, inter dentes 
aristam perfectam validam emittens. Palea quam gluma brevior. 
Stamina 3. Stigmata brevia, stylos zquantia, infra spiculæ medium 
exserta. Caryopsis a latere subcompressa, obovato-oblonga (a ventre 
plano visa oblonga), embryone dimidiam caryopsin æquante. 
Gramen angustifolium, utriusque orbis zonam tropicam inhabitans, 
spiculis neutris magnis faleato-obovatis planis membranaceis, herma- 
phroditis a latere compressis, aristisque crebris insigne. 
26. A. fastigiatus Sw.! Prodr. p. 26; Fl. Ind. oce. p. 207; 
Diectomis fastigiata Humb. et Bonpl. ap. Willd. l. e.; Kunth in 
Humb. et Bonpl. Nov. Gen. 1, t. 64, excl. cit. Beauv. ; Pollinia fasti- 
giata Spreng. Pug. 2, p. 13; Andropog. diatherus Hochst. in Schimp. 
Pl. Abyss. n. 2013; A. Hochstetteri Steud. Synops. 1, p. 384 ; Hete- 
ropogon Hochstetteri Anders. in Schweinf. Beitr. z. Fl. Æthiop. 
p. 310 
Perennis, sed primo jam anno florens. Culmi 60—90 cm. alti, tere- 
tes, ramosi, ramis floriferis solitariis—3"^ arcuato-patulis elongatis 
subfastigiatis simplicibus v. ramulosis, læves. Vaginze laxæ, carinatze, 
. carina scabræ v. lzves. Ligula longe protraeta (6—10 mm. longa), 
acuta, multinervis, glabra, laminá latior. Lamin® innovationum 
usque ad 30 em. long, culmez breviores, 1—4 mm. lat, omnes e basi 
angustata anguste lineares, setaceo-acuminate, planæ v. laxe com- 
plicatz,, flaecidule, glabrz v. basi parce ciliate, utrinque v. supra 
saltem scabr&, margine scaberrimz, costa media crassiuscula multi- 
nervi medullosa supra latiuscule albo-lineata munitz, nervis latera- 
libus paucis supra valde elevatis percurse. Spathz propric lineari- 
lanceolatz v. anguste, acuminate, 5—7 em. longe, pedunculum . 
apice puberulum eupulatumque nunc 2-plo nune parum superantes 
raro eo breviores. Racemi 4—7 cm. longi, erassiusculi, rufescentes, 
subvillosi, rhachi recta fragillima; articuli spicula sessili '/, breviores, 
crassi (apice 1 mm. lati), euneati, dorso facieque glabri, margini 
