ANDROPOGON. ANDROPOGONEÆ (AUCT. EDUARDO HACKEL). 399 
cm. longæ, breviter acuminatæ, membranaceæ, coloratæ, glaberrimæ, 
racemi pedunculum brevissimum (2 mm. longum) rectum pubescentem 
v. glabriusculum multoties superantes. Racemi 1,5 mm. longi, 6—8- 
articulati, spatha pro maxima parte involuti, spiculis c? tantum ex 
illa exsertis; articuli pedicellique spicula sessili dimidio breviores, 
lineari-filiformes, dense villosi, villis articulo 3—4-plo brevioribus. 
Spiculæ sessiles oblongæ, 3—4 mm. long, flavescenti-virides et rufo- 
variegate, nitide : gluma I™ coriaceo-chartacea, anguste truncata, 
marginibus subinvoluta, obscure 3—4-nervis, nunc toto dorso excepta 
parte media et infraapicali, nune versus margines tantum villosa, 
callo obtuso brevi brevissime piloso; II“ lanceolata, navicularis, 
dorso subcoriaceo superne pilosa, aeutiuseula, 3-nervis, ssepius aris- 
tata; I late oblonga obtusa, hyalina, enervis, ciliata ; IV* quam 
III: */, brevior, ad '/, usque in lacinias 2 subulato-lanceolatas glabras 
fissa, inter lacinias sspissime aristata. Lodicule minute. Antherz 
2 mm. longze. Spiculæ pedicellatze 4 mm. long&, oblongze, imbricata, 
in racemi latere posteriore (spathze marginem spectante) arcte conni- 
ventes : gluma I™ coriacea, obtusa, 7-nervis, medio dorso nitida gla- 
bra, margines versus villosa ; II I^" aquans, acuta, dorso convexo nee 
earinato glabra, 5-nervis ; HI hyalina, 3-nervis, marginibus inflexa, 
ciliata ; IV? et palea deficientes ; anther& 2,5 mm. longe. 
Var. o, genuinus ; spieule sessilis gluma II® in aristam tenuem 
rectam ipsam aaquantem—subduplo superantem abiens ; IV* aristam 
circ. 12 mm. longam glabram exserens, cujus columna atro-fusca 
subulam leviter tortam sequat. 
In Caffraria pr. Omsamwubu (Drége 4361 ; Schultz in h. berol.) ; 
Port Natal (Gueinzius in h. vind.); ad fl. Niger (Quorra) (Bar- 
ter). 
8, breviaristatus ; gluma II® in aristam ipsa parum breviorem 
demum subrecurvam abiens ; IV* aristam 4—5 mm. longam imperfec- 
tam v. columna brevissima instructam emittens. Spicule 3—3,5 mm. 
longe. 
Africa trop. in terra tribus Bongo ad Gir (Schweinfurth 2261). 
+, submuticus,; gluma II^ mutica, IV* mutica v. ut in var 8. bre- 
viaristata (id quod spe in eodem racemo occurrit). 
Africa tropica in terra Djur pr. Seriba Ghattas (Schweinf. 2191). 
Obs. Cum Cymbopogonibus, quibus Neesius hanc speciem inseruit, 
nihil habet commune przeter habitum. 
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