710 GRAMINE® (Stapf). [ Tetrachne. 
tough or tardily disarticulating between the fertile valves. lorets 
5-6, owest 2 reduced to barren valves, remainder ¢ or the upper- 
most reduced. Glumes thin, acute, -nerved, keeled, keel narrowly 
winged. Empty valves very similar to the glumes ; fertile valves 
rather firm, subobtuse, 5-nerved, keeled, keel winged. Pales slightly 
shorter than the valves, 2-keeled, keels winged. Lodicules 2, 
cuneate, fleshy, nerved. Ovary glabrous ; styles dis- 
tinct, much shorter ae the laterally exserted eee styles. Grain 
loosely enclosed by the valve and pale, oblong, subterete ; embryo 
large ; hilum les baie : 
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= 
iss) 
oo 
Perennial, tufted ; blades convolute, rigid; spikes arranged in an uninterrupted 
spike. 
Species 1, endemic. 
1. T. Dregei (Nees, FJ. Afr. Austr. 376); barren and flowering 
nodes none or Pas exserted, or enclosed except the uppermost ; 
dheathe tight, firm, glabrous except at the finely ciliate margins and 
mouths, smooth ; ligule a dense fringe of hairs; blades narrow, 
linear, ge setaceously convolute, 2-5 in. by 2 lin. ie en 
3 
scabrid ; partial sy 41-1 in. oe erect or ciaicer 
slightly curved ; secondary thachis glabrous, ciliate or hairy along 
the margins ; spikelets about 2 2 lin, long, light to dark olive-grey 5 
glumes and empty valves 14 to almost 2 lin. long; fertile valves 
: lin. long ; anthers *-1 lin. long; grain rather over 1 lin. long; 
mbryo 2 lin. long. Steud. Syn. Pl. Glum. i. 299; Durand & ee 
Coa nsp. Fl, Afr. v. 865. Poa pe Thunb. Prodr. 22; 
Cap. ed. Schult. i. 113; Kunth, Enum. i 
Coast REGION £ Gaitaeowe Div.; by the Kippot River, near Shiloh, 
3500 ft., Drége! pont t Kei River, 4000 ft., Dre: 
CentRat Recion : Col esberg Div. ; \ Wosterlanval 4000-5000 ft., Drége. Coles- 
berg, Shaw, 17! Graaff Reinet Div.4 Sneeuw Berg eae _3800 ft., Bolus, 
1802! between Compass Berg and Rhenoster Berg, 5000— ., Drege. Al 
Div., Cooper, 1368! “Cis "Gariniea.” Zeyher! Aliw: al Y North Div. ; Witte 
Berge n, 4300-5000 ft., Drege. 
Ear. wart Region: ir Div.; by the Orange River, near Hopetown, 
Burchell, 2667! 
LXXXIV. < pt eienonet Sept 
