524 CLVI, CYPERACEZ (CLARKE), | Caren. 
23. ©. cyrtosaccus, (. B. Clarke. Glabrous, Stems 2 ft. long, 
with 6-10 scattered spikes. Leaves 14 by } in., somewhat 3-nerved. 
Spikes up to 34 by 4 in., uppermost 1-3 wholly male, or (even the 
terminal) sometimes female at the base; lower spikes female with 
usually a few males at the top. Glumes a fine brown or chestnut, 
green or yellow on the back; female glumes oblong, truncate at the 
top, often minutely torn or subciliate, with a very short mucro. 
Utricles (beak included) } in. long, oblong-obovoid, strongly curved, 
inflated upwards, suddenly narrowed into the beak, glabrous, yellow- 
green, with about 3 nerves on the plane and 5 on the convex face; 
beak hardly } the length of the utricle, linear, hardly at all scabrid, 
with 2 lanceolate teeth. Nut narrowly ellipsoid, trigonous, brown- 
black. 
Mozamb. Dist. British Central Africa: Nyasaland; Mount Mlanji, Whyte ! 
Mount Malosa, 4000-6000 ft., W, hyte ! Mount Zomba, 4000-6000 ft., Whyte / 
Very closely allied to C. boryana. 
