t 
FLORA NIGRITIANA. 571 
pectinato-ciliatis et in mucrones breves excurrentibus, margi- 
nibus ipsis anguste hyalinis inflexis ; gluma superior angusta, 
rigidule membranacea, sericeo-pilosa; floris neutri palea 
hyalina, vix brevissime mucronata, palee hermaphroditi mino- 
res mutice ; spicule mascule gluma exterior multinervis acuta 
submucronata, interior et paleæ hyalinze. 
3. Andropogon (Shizachyrium ?) pulchellus, Don in Herb. 
Hort. Soc. Lond.; culmo adscendente compresso superne 
paniculato, foliis brevibus, spicis solitariis, rhachi pilis lon- 
gissimis barbata, spieulis geminis, hermaphrodite gluma 
exteriore multinervi bicuspidata brevissime ciliolata, floris 
hermaphrodite arista tenui spicule æquilonga, pedicello 
masculo spieulam superante, gluma exteriore multinervi 
Setaceo-acuminata.—On the Gambia, Don. 
Culmus vigidulus, 13-pedalis. Folia 1-3-pollicaria, glauco-ruben- 
ta. — Panicula fastigiata, stricta, ramulis ultimis vaginis 
foliorum usque ad spieam involutis. Spice 1j-2-pollicares, 
pauciflorz, pilis sericeis patentibus quam spieula longioribus. 
Gluma exterior spicule hermaphrodite rigida, fere 3 lin. 
longa. 
4. Andropogon (Schizachyrium ?) leptostachyus, Benth. ; culmo 
erecto stricto ramoso, vaginis inferioribus hirsutis, foliis 
planis, spicis solitariis tenuibus, rhachi ad articulationes 
breviter ciliata, spiculis geminis, hermaphrodite gluma exte- 
riore bieuspidata binervi vix ciliata, palee arista tenui vix 
spiculam triplo superante, maseule pedicello hinc ciliolato, 
gluma exteriore sub-3 nervi bicuspidata uniaristata.—On the 
` Quorra, Vogel. i 
Culmi 9.8-pedales. Folia glabra v. puberula, haud rigida. 
` Spice haud numerose, pedunculo usque ad spicam ipsam 
vagina folii involuto, 2-3-pollicares, primo intuitu glabre, 
ciliæ tamen breves adsunt circa basin spicule sessilis et ad 
unum latus stipitis masculi, Spicule hermaphrodite gluma 
exterior 24 lin. longa, venis 2 v. rarius 3 parum conspicuis ; 
palea exterior floris perfecti profunde bifida, arista semipolli- 
cari geniculata tenuissima.  Spicule mascule pedicellus 
