320 GRAMINEH (Stapf). [Imperata. 
J, IMPERATA, Cyr. 
Spikelets all alike, generally 2-nate (one subsessile, the other 
distinctly pedicelled) on the continuous branches (racemes) of a 
spiciform or narrowly thyrsiform panicle, disarticulating from the 
pedicels. Florets 2; the lower reduced to an empty valve (very 
34). 
and the lower portion of both glumes. Lower valve generally much 
smaller than the glumes, hyaline; upper valve still smaller, ea 
0. 
awnless, rarely 0. te broad, hyaline, nerveless. Lodteules 0. 
Stamens 1-2. Styles connate below; stigmas linear, exserted from 
the top of the spikelet. Grain oblong ; embryo half the length of 
the grain or more. 
Perennial ; basal leaves crowded and like those of the innovation shoots long ; 
geal silvery-silky. 
Gpeiias 5, mostly closely allied, in the warm regions of both hemi- 
1. I. arundinacea (Cyr. Pl. Rar. Neap. fasc. ii, 26, t. 11, and in 
Usteri, —_ Bot, xiii. 61); ¢ ate 11-4 ft. long, erect, 3- 4. noded, 
pedicels fine with clavate tips, 3-14 lin. long., with long fine hairs 
below ; spikelets 24 lin. long, pale or eae sabe 
lower valve oblong, obtuse, aan. ciliate, nerveless, upper 
n 
rine den in ieee. K. Vet Akad, Stockh. a0 159. “Hack 
B 
I. ; 
Durand & Schinz, Consp. Fl. Afr. v. 693. Lagurus cylindricus, 
Linn. Syst. ed. x. ii. 878. Saccharum cylindricum, Lamk. Encyel. 
1.594; Lllustr. i. 155, t. 40, fig. 2. Calamagrostis Lagurus, Koeler, 
Deser. shi « bie 
unbergii (Hack. l.c, 94); mele ep — glabrous at the nodes ; sine 
very aig rancatio blades usually fl 4 lin. broad, otherwise as in the 
f, Thunbergii, Beauv. Le. 165. Roem. ye Schule Syst. ii, 289; hae “Fr. 
Afr.-Austr. 89; Steud. Syn. Pl. Glum. i. 405. I. —— var. eee 
Anders. Le. I, —— -_ Thun prince Durand § Schinz, l.c.3 Hae 
Bull. Herb. Boiss. iv. App. iii. 10. Saccharum Ym That, Prod. Cap. 
50, non Linn. Sisdoiet in Herb.). 8. Thunt Lergti, Retz. Obs. v. 17. 
