Juncellus. | CLVI. CYPERACEE (CLARKE). 309 
the anterior angle rounded off, smooth, brown.—C. B. Clarke in Durand 
& Schinz, Conspect. Fl. Afr. v. 544, in Bull. Herb. Boiss. iv. Append. iii. 
28, and in Dyer, Fl. Cap. vii. 161; Durand & De Wild. in Comptes- 
rendus Soc. Bot. Belg. xxxvi. 88; Urban, Symb. Antill. ii. 21; 
Rendle in Cat. Afr. Pl. Welw. ii. 109. Cyperus levigatus, Linn. 
Mant. 179, and in herb. propr.; Rottb. Descr. et Ic. 19, t. 16, fig. 1; 
Boeck. in Linnea, xxxv. 486, and in Flora, 1879, 548; Oliver in Trans. 
Linn. Soc. xxix. 164; Coss. & Durieu, Expl. Scient. Algér. Glum. 250 ; 
C. B. Clarke in Journ. Linn. Soc. xx. 282, and xxi. 77, t. 3, figs. 20-21, 
t. 4, fig. 33; Ridley in Trans. Linn. Soc. ser. 2, Bot. ii. 128; Aschers. 
& Schweinf. Ill. Fl. Egypte, 156; Schweinf. in Bull. Herb. Boiss. ii. 
Append. ii. 46; K. Schum. in Engl. Pf. Ost-Afr. C. 118. ('. muero- 
natus, Rottb. Deser. et Ic. 19, t. 8, fig. 4; Kunth, Enum. ii. 17; 
Barker Webb in Hook. Niger Fl. 182. C. teretifolius, A. Rich. Tent. 
Fl. Abyss. ii. 477. C. subaphyllus, Boeck. in Verhandl. Bot. Ver. 
Brandenb. xxx. 139. C. submonostachyus, Steud. et Jardin in Bull. Soc. 
Linn. Normand. sér. 2, ix. (1875) 272, 280. Pycreus levigatus, Nees in 
Linnea, x. 130. P. mucronatus, Nees in Linnea, ix. 283. 
_ Upper Guinea. Senegambia: banks of the River Senegal on the Island 
of St. Louis, Brunner, 18! Cape Verd Islands: St. Vincent, Vogel, 95! 99! 114! 
Milne! MacGillivray, 133! 1000 ft., Welwitsch, 7075! St. Antonio, Vogel, 64! 
Ansell! St. Nicholao, Bolle ! 
Nile Land. Nubia: Coast region, Bent! near Singot, Schweinfurth, iii. 139! 
Eritrea: Keren, 3800 ft., Schweinfurth, 777; Ailet, 1000 ft., Schweinfurth, 474! 
Abyssinia : Gursarfa, in marshy places, Schimper, 2160! and without precise 
locality, Schimper, 21! 1236! Ehrenberg! Somaliland: near Maid, Hildebrandt, 
1474 | British East Africa: Usongora, on the shore of the salt lake, Scott-Elliot, 
7957! by the Kariandusi River, Gregory, 44! 
Lower Guinea. Angola: Mossamedes ; banks of the River Caraco, at Cabo 
Negro, Welwitsch, 6855 ! by the River Bero, near Cavalheiros, Welwitsch, 6856! 
near Os Cazados, Welwitsch, 6857 |! marshy ground near Aguadas, Welwitsch, 6858 ! 
German South-west Africa : Hereroland, Fleck, 161 partly ! 
Mozamb, Dist. German East Africa: Kilimanjaro, Taylor ! Khutu : at the 
margin of a hot spring near Zungomero, Speke g Grant! British Central Africa : 
Nyasaland; Manganja Hills, Meller ! 
Found in all warm and temperate regions. 
: The variety junciformis (C. junciformis, Desfont. Fl. Atlant. i. 42, t. 7, tig. 1) 
With few, hard, black chestnut spikes, is spread over the warmer parts of the world, 
ree common in North Africa, but no examples have been yet seen from Tropical 
rica, 
a. J. minutus, (. B. Clarke in Journ. Bot. 1896, 224. A very 
small annual. Stem 1-2 in. long. Leaves few, shorter than the 
stem, zg in. broad, weak. Head 1, of 8 spikelets ; bracts 2, lower | in. 
long, similar to the leaves. Spikelets 4 by s'; in., compressed, straw- 
coloured red-tinged, 6-8-flowered. Glumes closely packed, boat-shaped, 
the green keel subexcurrent into a mucro. Stamens 2-1; anthers 
short-oblong, very small. Style long, slender, branches 2 much shorter 
than the style, or the style sometimes only minutely notched. Nut 
minute, pyriform, plano-convex, black, minutely punctate. 
