ANDROPOGON, ANDROPOGONEJE (AUCT. EDUARDO HACKEL). 621 
Abyssinia : in umbrosis montis Sinai pr. Adoam (Schimp. 1055); in 
montibus Bellada et Dschadscha (Schimp. sine nr.). 
165. A. rufus (Kunth. Enum. 1, p. 492); laminis sublanceolato- 
linearibus 4—12 mm. latis viridibus; racemis 6—10-artieulatis, arti- 
culorum ciliis rigidulis inferioribus albis, superioribus v. raro omnibus 
ferrugineis articulo plus duplo brevioribus, spiculis 8 pilis rutidulis 
v. fulvescentibus glumá 4—6-plo brevioribus vestitis, demtis pilis 
brunneis v. rufescentibus; gluma I^* anguste truncata. — Trachypo- 
gon rufus Nees ! Agrost. bras. p. 345. 
Culmi 1—2 m. alti. Vagine glabre v. ore marginibusque ciliatæ. 
Ligula rotundata, 2—5 mm. longa, rufescens, glabra sed ssepius intus 
pilis stipata. Laminze basi angustatze, 30—80 em. long&, utrinque v. 
supra tantum scaberul®, marginibus scaberrimze, costa media inferne 
crassa, plurinervi, medullosa, supra late albostriata, subtus subeari- 
nata, nervis lateralibus subprominentibus. Panicula elongata ad 50 
cm. longa, laxa, ssepius multiramea, ramis inferioribus 2"55—6"is, 
ommibus uninodibus v. primariis 3—5-nodibus gracilibus elongatis 
arcuato-patentibus demum apice ssepius declinatis. Spath® proprise 
3—5 em. longs, glabree. Racemorum pedunculi specialesinter se ssepe 
plus minus connati, pubescentes, sepe epinastici, alter 1—2 mm. 
longus; racemi 2—2,5 em. longi, densiusculi. Spieule 8 4—5 mm. 
longs, rufe v. brunneo-violascentes : gluma Ir: subdistinete 5—7- 
nervis, nervis infra medium obsoletis, modo toto dorso, modo inferne 
tantum pilis brevibus rigidulis substrigosa; II^ carina strigulosa ; 
IV* brevissime bidentata v. ad '/, usque bifida, laciniis acutis parce 
ciliatis; arista 18—25 mm. longa, columna fulvo-hirtula. Antherw - 
1,5 mm. longze. Spieulze pedicellatze sordidze v. rufze, rufo-hirtule. — 
. Racemi raro terni. 
a, genuinus; pedunculo communi superne breviter hirtulo; spieulis 
4 mm. longis, breviter rufo-hirtulis v. sæpe superne glabrescentibus. 
— Pedunculi speciales semper plus minus connati. — A. rufus Kunth, 
8. Str.; Hack. in Mart. et Eichl. Fl. brasil. vol. 2, pars 3, p. 282. 
Brasilia (Burchell 6241, 8938 ; Glaziou 1165, 9054, alii); Madagas- - 
car (Boivin 1639, Hildebrandt 3993, 3994 omnino typicus !); Comorum 
insula Mayotte (Boiv. 3039) et Johanna (Hildebr. 1718); Sansibar 
(Hildebr. 1075); formæ inter æ et & plus minus medii, pedunculo 
parce tuberculato-hirto : in terra trib. Bongo (Schweinf. 2679), Djur 
ad Seriba Ghattas (Schweinf. 2427), in insula S. Thomé ( Moller). 
B. fulvicomus ; pedunculo communi superne patenti-villosus, villis - 
