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644 | J MONOCOTYLEDONEJE. ANDROPOGON. 
columna ferrugineo-hirtula. Antherz vix 2 mm. longæ. Spiculæ g 
superiores pedicellis filiformibus pennato-ciliatis spicula '/, breviori- 
bus insidentes, lanceolate, 5 mm. longs, fusco-v. atro-violaces, 
leviter pruinosæ : gluma I™ manifeste 7-nervis, acuta, mutica v. bre- 
viter aristulata, carinis marginalibus superne hispidula, ceterum 
glabra ; II“ 3-nervis, longe retrorsum ciliata; IH, IV*, II*** similes, 
paullo breviores. Antherz 2,5 mm. longs. 
Mexico pr. Mirador (Liebm. 46 in h. Havn.) ; Costarica pr. Guano- 
caste (Oersted in h. Havn.); Panama (Seem. ex Nees); Columbia 
(Moritz 651, 1559, Linden 1556); Venezuela (Humb., Funck 743); 
Peru (Hznke); Brasilia (Burchell 4457, Gardner 4056, Riedel 2135, 
Glaziou 13336, alii). 
188. A. Newtonii (Hack. in Bolet. Soc. Broter. 3, p. 137, t. 2, 
f. 4); vaginis superne glabrescentibus ; spiculis 8 in singulo racemo 
singulis, dorso glabris superne setoso-ciliatis ; racemis basi setis aureis 
stellato-patentibus spieulas contiguas zequantibus barbatis. 
Culmi glaberrimi. Vaginz laxiuscule, glabre v. pilis adspers®. 
Lamin® inferiores ultra 20 em. longi, superiores cito decrescentes, 
2—3 mm. late, rigide, glaucescentes, demum rubentes, utrinque 
plus minus hirsutz, margine scabræ, nervis lateralibus vix promi- 
nulis. Panicule 20—30 em. longs lax® subsimplicis rami 3"—4^", 
scepius uninodes, simplices, raro binodes ramum secundarium edentes, 
arcuato-patuli. Spathe propris lineari-lanceolatz, 4—5 em. longs, 
acuminatze, violascentes, pr&sertim inferne parce pilosze, pedunculum 
communem superne curvatum et pilis basi tuberculatis fulvis setosum 
demum zequantes v. subsuperantes. Racemi 1,8—2 em. longi, pedun- 
eulis specialibus undique setis aureis dense barbatis, appendice 3 mm. 
longo, nigro-violaceo. Spieule 8 eum callo 3 mm. longo ad latera 
breviter fulvo-griseo-barbato antice suleato 10 mm. longs, lineares, 
livide: gluma I»: herbaceo-chartacea, divergenti-bimucronata, 7-ner- 
vis, nervo medio valido in sulco recepto, glabra, scabra, superne 
longiuscule setoso-eiliata; II“ I» subzquans, lineari-oblonga, obtu- 
sissima, 3-nervis, nervo medio in mueronem excurrente, glabra; IV* 
'/, brevior, aristæ columna pilis aufoo-ferrügineis hirtula. Spieule c 
superiores pedicellis filiformibus spicula !/, brevioribus albo-ciliatis 
fultze, lineari-lanceolate, 7—10 mm. longs, atroviolace®, sub- - 
pruinos®: gluma ĮI" manifeste 7-nervis, acuminata, mucronata V- 
breviaristata, superne setuloso-ciliata ceterum glabra; Hè acutissima, — 
3-nervis, retrorsum ciliata; II, IV^, paullo breviores, et ipse et sta- 
mina sæpe deficientes. z 
