OF THE CAMEROONS MOUNTAINS, ETC. 233 
A most beautiful species, at once distinguishable by the dark 
yellow-brown silky hairs of the spikes. 
30. ANDROPOGON (ÜvMBOoPOGON) PUSILLUS, H. f.,n. sp. Annuus, 
patentim pilosus, culmis gracilibus decumbentibus 2-5-pollicaribus 
foliosis, vaginis compressis, foliis linearibus acuminatis planis, pe- 
dunculis spathis inclusis, spicis binis brevibus paucifloris, spicularum 
valvulis exterioribus tenuiter aristatis dorso profunde bipertusis, floris 
hermaphroditi arista valida torta spicula pluries longiore. 
Hab. Cameroons Mountains, alt. 7000 feet. (Fl. Dec.) 
Gramen humile, debile, culmis e basi ramosis. Vagine 1-} unc. longs, 
ligula brevi obtusa. Folia 1-l unc. longa, stricta, } unc. lata, 
utrinque longe pilosa et basin versus longissime ciliata. Spathe l- 
l-pollicares, glabra, pedunculos filiformes glaberrimos distachyos 
velantes. Spice (aristis exclusis) 1 unc. longe. Spicule 8-10; 
glumis glabris } unc. long., rhachi pedicellisque dense subdistiche seri- 
ceo-villosis. Valvule nitide, virides, exteriores apice bifidz, inter 
dentes aristate, arista tenui valvule :equilonga, punctis intrusis 
magnis collateralibus. Arista flosculi hermaphroditi 1-12 unc. longa, 
valida, torta, brunnea, scabrula. 
A most distinct and very singular little grass, quite unlike any 
other known to me. 
3l. ARUNDINELLA ELEGANTULA, H. f.,n. sp. 3-4-pollicaris, annua, 
longe laxe pilosa, foliis }-unc. lanceolatis acuminatis, panicula ovata 
ramis capillaribus flexuosis, glumis ovatis acuminatis longe pilosis, 
flosculi hermaphroditi palea inferiore bifida laciniis tenuiter aristatis 
dorso penicillis 2 pilorum aucta, inter lacinias aristata, arista valida 
torta spicula triplo longiore. 
Cameroons Mountains, alt. 6000-7000 feet. (Fl. Dec.) 
Gramen pusillum, debile, basi ramosum, longe laxe pilosum. Culmi 
basi decumbentes, tenues. Folia patentia, undulata v. recurva, ore 
longe ciliato. Panicula l-li-pollicaris, ramis plurimis flexuosis 
glaberrimis erecto-patentibus 2-3-floris ramulisque capillaribus. Spi- 
cule 1 unc. longe. Glume longe laxe patentim subsetosz, setulis 
basi tuberculatis, ovatze, acuminate. Palea inferior fl. masculi glumis 
subsimilis sed longior, apice aristulata ; fl. fertilis palea inferior brevis, 
basi et supra medium utrinque penicillis albis sericeis pilorum aucta, 
aristis lateralibus tenuissimis, intermedia valida, torta, geniculata, 
4} unc. longa. 
A very beautiful and distinct little grass, allied to the Abys- 
sinian and Indian A. Wallichii (A. pumila, Steud.), but very dif- 
ferent in its much smaller size, much larger, more hairy spikelets, 
and in the curious pencils of hairs on the lower fertile palea, which 
resemble those of the Australian Danthonia semiannularis. The 
LINN. PROC.—BOTANY, VOL. VII. U 
