294 CLYI. CYPERACEZ (CLARKE). [ Pycreus. 
bracts 3, lowest 3-6 in. long, similar to the leaves. Spikelets 3-3 by 
zo} in., 6-30-flowered, not much compressed, greenish-brown more or 
less tinged with dark red. Glumes ovate, obtuse, turgid, 3—5-nerved | 
on the back. Nut 4-4 the length of the glume, obovoid, biconvex, 
ashy-brown ; style longer than the nut, its linear branches long 
exserted ; superficial celis of the nut small, subquadrate hexagonous.— 
C. B. Clarke in Hook. f. Fl. Brit. Ind. vi.590, and in Durand & Schinz, 
Conspect. Fl, Afr. v. 542. Cyperus sanguinolentus, Vahl, Enum. ii., 
301. C. Eragrostis, Kunth, Enum. ii. 7; Boeck. in Linnea, xxxv. 443, 
incl. vars.; Schweinf. Beitr. Fl. Aethiop. 215; Engl. Hochgebirgsfl. 
Trop. Afr. 138; K. Schum. in Engl. Pf. Ost-Afr. C. 117; Vahl,. 
Enum. ii. 322? partly? C.. nevrotropis, Steud. in Flora, 1842, 583, and 
Syn. Pl. Glum. ii. 12; A. Rich. Tent. Fl. Abyss. ii, 476. C. jlavescens, 
A. Rich. Tent. Fl. Abyss. ii. 474 partly. 
Nile Land. Eritrea: Hamasen district, Steudner, 933! Abyssinia : Tigre ; 
near Adowa, Schimper, 122 partly! Samen ; ponds near Gapdia, Schimper, 765! 
pba Schimper, 1589! and without precise locality, Schimper, 14! 24! 
Mozamb. Dist. Zanzibar, Taylor! German East Africa: Karagwe; 
Bukoba, Stuhlmann, 1099! Harigae (?), Fischer, 636! 
Also in St. Helena, Asia (except Siberia), and Australia. 
10. P. atronervatus, (. B. Clarke in Durand d: Schinz, Conspect. 
Fl. Afr. v. 535. Stem clothed 4-? its length by leaf-sheaths, at the 
base decumbent, creeping and rooting 3-6 in., but there are seedlings 
coming into flower also. Leaves 4~7 by 4 in. Spike solitary, of 3-8 
spikelets ; bracts 3, lowest 2-4 in. long, similar to the leaves. Spikelets 
4 by }-} in., 10-18-flowered, compressed. Glumes ovate, obtuse, green 
with 4 black nerves on each side. Nut 3 the length of the glume, | 
obovoid, biconvex, black.—Cyperus atronervatus, Boeck. in Linnea, 
xxxvill. 358; Engl, Hochgebirgsfl. Trop. Afr. 139. | 
Nile Land. Abyssinia: Begemeder: Gafat 9000 ft., Schimper, 1287! Gerra 
8000 ft., Schimper, 1244! : ets. et 
_ 11. P. Mundtii, Nees in Linnea, ix. 283, x. 131. Stem clothed 
with leaf-sheaths for 4-3 its length, 8-16 in. long (sometimes exceeding 
2 feet, robust), at the base decumbent, creeping and rooting for 3-10 in. 
Leaves 4-10 by 4-1 in. broad, sometimes tin. broad. Umbel of spikes 
simple (rarely subeompound or reduced to 1 head), rays often rather 
numerous ; bracts similar to. the leaves, usually overtopping the umbel, 
and (if the rays are numerous) 4-6 or more. Spikes of 3-8 spikelets, 
brown, ebracteolate. Spikelets 4 by 4 in., 12-16-flowered, but varying 
much in depth of colour and in width (in Ascherson, 530, they are. 4 by. 
yz in.). Glumes ovate, obtuse, close-packed (less so in Ascherson, 530). 
Nut scarcely half the length of the glume, obovoid, biconvex, cove 
by raised dots.—C. B. Clarke in Durand & Schinz, Conspect. Fl. Afr. v- 
239, and in Dyer, Fl. Cap. vii. 157; Rendle in Cat. Afr. Pl. Welw. 
ii, 106. Cyperus Mundtii, Kunth, Enum. ii..17; Boeck. in Linnea, 
xxxv. 448, and in Flora, 1879, 545; Ridley in Trans. Linn. Soc. ser. 25 
