368 MONOCOTYLEDONEA. ANDROPOGON. 
tudine plus duplo superantes, appendiee profunde urceolato valde 
obliquo eroso-dentieulato coronati, dorso hirtuli, basi fasciculo 
pilorum artieulo plus duplo breviorum stipati, concolores, rufescentes. 
Spiculæ sessiles lineari-lanceolatz, 5—6 mm. longs, rufescentes v. 
viridule: gluma I» coriaceo-herbacea, in acumen integrum sensim 
aeutata, marginibus implicata, in ?/, inferiore dorsi longiuscule 
sericeo-villosa, reliqua parte scabra, preter nervos carinales sub- 
enervis, callo villoso; II“ vix mueronulata, tenuiter 3-nervis, glabra, 
carina lævis ; IV: vix ad medium usque fissa, ariste 10—12 mm. longæ 
columna fusca quam subula albida basi subundulata '/, brevior. 
Pedicellus spicula sessili paullo brevior, ubique »quilatus, appendice 
subzqualiter cupulato coronatus, toto dorso hirtulus; spicula tabes- 
cens lineari-lanceolata, 2,5—3 mm. longa, recta, rufescens; gluma 
I^» 5-nervis, scaberrima, aristula 1 mm. longa ; I“ I*» :equans, mem- 
branacea; reliqua 0. 
Africa tropica ad confluentia flumina Niger et Benue (Barter). 
6. A. urceolatus (Hack. in Flora 1885, p. 115); culmo erecto; 
laminis acutissimis ; racemis crassis glabrescentibus ; spiculz sessilis 
gluma I^^ glabra, bisetulosa. 
Culmi 20—35 em. alti, graciles, superne parce florifero-ramosi, 
ramis solitariis, appressis, simplicibus, brevibus. Vagins glabræ. 
Lamine im» parve, medi: 4—5 cm. long&, 2—3 mm. latze, acumi- 
natz, supra pilis longis basi tuberculatis raris conspers& v. glabræ, 
scaberule, margine scabr&, subtus excepta carina læves. Spathse 
proprie angustz, superne subinflate, 2,5—3 cm. longs, rufidulz, 
glabrz, sepe laminze rudimento terminatze, pedunculo glabro appen- 
dice calceoliformi magno glabro coronato demum breviores. Racemi 
2,5—3 em. longi, subviolascentes, 6—8-artieulati; articuli spicula 
- Sessili paullo breviores, superne ea fere duplo crassiores, appendice 
profunde urceolato inzequaliter eroso-dentieulato coronati, dorso mar- 
ginibusque glabri, scabri, basi fasciculo pilorum articulo 3-plo bre- 
viorum stipati, supra basin albi, superius rufescentes. Spiculæ sessiles 
lineari-lanceolatze, 7 mm. long&, inferne pallidze, superne rufescentes: 
gluma I" subcoriacea, subulato-lanceolata, in acumen bisetulosum 
attenuata, marginibus Miimatnla implicata, dorso scabro-punctata, 
callo glabra, przeter ner es tenuiter 5-nervis ; H® acuminata, 
in aristulam 2 mm. longam abiens, tenuiter 3-nervis, carina levis ; 
IV* ad */, usque fissa, aristæ 14—16 mm. longæ columna nigro-fusca 
parum exserta subulä basi undulatá '/, brevior. Pedicellus spicula 
