170 XXVIII. GRAMINEE. [Paniewm 
hairs beneath the large brown glabrous nodes. Sheaths } to 3 
length of internodes, loose, striate, glabrous with minutely pilose 
edges ; ligule a very narrow membranous edge, bearing a row of 
short stiffish erect hairs; leaf-blades ascending, 23 to 43 in. long 
by 5 to 6 lines broad, glabrous, rigid, with a thickened sparsely 
aculeate margin. Spikes 11 to 24 in. long, subascending, separated 
by internodes 1 to 2 in. long ; rhachis and very short pedicels with 
stiff white hairs. Glume I. membranous sometimes with a purple 
blotch, oval, very blunt, 1l-nerved, 21 lines long; gl. II. oval 
narrowing to the blunt apex, 2} lines long; gl. III. broadly 
ovate, much broader than the second, with incurving edges and 
apiculate, pale oblong-oval narrowing at the top; fertile gl. 
scarcely 2 lines long, with a close-fitting coriaceous pale. 
Near the last two species, but distinguished by its habit and 
very large spikelets. 
Huitia.—In rather damp wooded meadows near the river Monino, 
but not common ; April 1860. No. 2678. 
7. P. distichophyllum Trin. Gram. Panic. p. 147 (1826), Icon. 
et Descript. t. 182 (1829); Benth. in Hook. Niger Fl. p. 560 
(1849) ; Steud., Uc, p. 57; Durand & Schinz, Jc, p. 747. 
Puxco AnponGco.—A laxly cespitose grass, culms prostrate-ascend- 
ing very graceful, and like the lanceolate leaves bright green ; panicle 
branches secund, spikelets greenish. In broken places and rock-fissures 
filled with clay at Pedras de Guinga, but seen in one place only ; 
March 1857. No. 2984. 
8. P. nudiglume Hochst. in Flora xxvii. p. 253 (1844); Steud., 
Zc, p. 68; Durand & Schinz, ic, p. 756. 
P. Ruprechti Fenzl. ex Steud., dc. 
CazENGO.—Frequent by margins of woods near Palmira and at Porto 
do Luinha ; Dec. 1854. No. 7182. 
Loanpa.—In poor pastures above Boa Vista ; March 1854. No. 7467. 
No. 7362c (in part) (no information). 
GoLunco ALTO ?—Nos. 7217, 72396 (no information). 
Var. major Hochst. ex A. Rich. Tent. Fl. Abyss. ii. p. 372 (1851); 
Durand & Schinz, lc, p. 757. 
Loanpsa.—Conceigao and 8. Pedro; May. No. 7469. 
The spikelets are 13 line long, and the outermost glume is 
somewhat looser than in the species. 
This species is near the Indian P. Petiverti Trin. 
9. P. fasciculatum Sw. Prodr. p. 22 (1788); Steud., Zc, p. 80. 
Loanpa.—No. 7335. A pleasing grass. Quicuxe; Aug. 1857. 
Cox. Carp. 1089. 
10, P. serrefolium Hochst. in Flora xxviii. p. 196 (1855); 
Durand & Schinz, /.c., p. 765. 
Loanpa ?—No. 7362c (in part) (no information). 
11. P. bolbodes Schweinf. Beitr. Fl. Aithiop. p. 300 (1867) 
(nomen). 
Helopus bolbodes Hochst. ex Steud., Lc., p. 100. Hriochlow 
