580 MONOCOTYLEDONEJE. ANDROPOGON, 
ramis solitarii, a glaberrimis in axillis longe stellato-barbatis 
7—20 mm. longis fulti, 2,5—5 em. longi, laxiusculi, e griseo-viridi et 
brunnescente v. violascente variegati, parce pilosi; articuli pedicelli- 
que spicule sessilis */,—?/, s&equantes, plani, compressissimi, przeter 
margines inerassatos breviter strigoso-ciliatos (ciliis articulo 3-plo 
brevioribus) fere hyalino-membranaeei. Spieule 8 lineari-oblonge 
3—4 mm. longe; gluma I‘ chartaceo-membranacea, late oblonga . 
sed marginibus convolutis angustior, obtusissima, marginibus infra 
apicem obsolete implicatis, flexuris setuloso-v. piloso-ciliatis, superne 
5—7-nervis, in '/,4—'/, inferiore substrigoso-pilosa, callo minuto pilis 
gluma 6—8-plo brevioribus barbato; II^ I” zequans, membranacea, 
ovali-oblonga, obtusa, carinata, 3-nervis, glabra; III primá 2-plo 
brevior, lineari-oblonga, acutiuscula v. obtusa, enervis, glabra; IV“ 
arista 2,5—3,5 em. longa facillime cum gluma decidua. Anther& 
0,5—1 mm. long&. Stigmata linearia, atroviolacea, stylos æquantia, 
in '/, superiore spieule exserta. Spiculze pedicellatze 5—6 mm. longæ, 
lanceolato-oblongz, subobliquæ: gluma I»» herbaceo-membranacea, 
obtusa v. aeutiuseula, marginibus angustissime inflexa, carinis setu- 
loso-ciliatis, plana, 12—17-nervis, in '/,—'/, inferiore parce strigoso- 
pilosa; IF^ ut in spieul. 9, sed '/, brevior, reliqua O v. rarius (in 
var. 8) evoluta. 
Var. a, genuinus. Culmi basi decumbentes e geniculis radicantes, 
simplices v. e nodis 1—2 superioribus ramos floriferos breves simplices 
edentes. Vaginz teretes, glabrz v., ore barbate. Racemi secus 
rhacheos communis 2—3 cm. long: 4—6-nodis nodos solitarii v. oppo- 
siti, simplices v. sepius inferiores ramulosi, panieulam eorymbi- 
formem formantes, pedunculis 1,5—2 em. longis fulti, 2,5—3 em. 
longi. Spieule 8 3 mm. long, pedicellatze neutre, biglumes. 
Brasilia ad Porto Imperial provine. Goyaz et ad fl. Tocantins (Bur- - 
chell 8761—7 et 8780); Africa orient. in collibus prope Sansibar 
(Hildebrandt 1076, omnino typicus ! ). 
B, erectus; culmi erecti, simplices v. breviter et parce ramosi. 
Vaginz teretes, glabrz v. ore barbats. Inflorescentia praecedentis. 
Racemi 4—5 cm. longi; spieule 8 4 mm. longs, pedicellats 
4-glumes (III* et IV" quam Hè breviores, lineares, acutæ, 1-nerves), 
c, antheris 2 mm. longis. 
. Africa tropiea pr. Matamma-Gallabat (Schweinfurth 1025), Sen- 
maar (Roziani in h. Vind.), ad confluentes Niger et Benué (Barter). 
y Palmeri ; culmi erecti, 30—40 em. alti, ex omnibus fere nodis 
ramos floriferos solitarios v. binos elongatos simplices v. ramulo 
