376 CLVI, CYPERACEH (CLARKE), [ Cyperus. 
the base. Leaves close together, flexuose, much shorter than the stem, 
rigid, narrow, long acuminate, acute, keeled, 6-3 in. long, at the base 
about ;4; in. broad; margins reflexed and keel acutely toothed. 
Bracts 4-3, very spreading, 4-1 in. long. Umbel hemispheric, com- 
pact, many-rayed, 24-1 in. in diam., in small specimens reduced to a 
single head ; rays covered with spikelets to the base. Spikelets densely 
clustered, linear or linear-oblong, compressed, obtuse, 4-4 by +); in., 
18-40-flowered. Glumes caducous, very minute, densely imbricate, 
close-pressed, boat-shaped, obovate-rounded, 7-nerved on the back, 
evidently mucronate below the rounded tip, straw-coloured-rufous, 
later ferruginous-red, shining. Nut most minute, } shorter than the 
glume, half-glassy, oval, equilateral triangular, minutely punctate, 
yellow. Style only a little exserted, very slender, 3-fid down to the 
middle. 
Lower Guinea. On an Island at the mouth of the Congo, near Ponta da 
Lenha, Nawmann, 143, 150 (ex Boeckeler). 
Allied to C. proteinolepis, Boeck. By C. proteinolepis, Boeckeler would mean 
C. effusus, Rottb., above. 
122. C. miquelianus, Zarb in Cat. Spéc. Bot. Pfund, 39, name 
only. 
Wile Land. Kordofan: Om Gaseh, Pfund, 613 (ex Zarb). 
123. ©. Muelleri, Boeck. in Flora, 1859, 434 bis. Root fibrous, 
very slender. Stem very slender, erect, somewhat compressed, striated, 
almost angular (in the smaller example setaceous and subtrigonous), 
at the base thickened and leaf-bearing. Leaves short, narrow, 2-1 by 
scarcely ,1; in., little recurved, somewhat rigid, long setaceous-acuminate, 
keel small, margins involute, at the top scabrous-toothed ; leaf-sheaths 
short, dilated, hyaline, membranous, with strong nerves. Umbel 
simple; rays 6, 3 subequal, 1 in. long, “the rest sessile,” each with 4 
spikelets (or in the smaller example with 2-1 spikelets); bracts /, 
similar to the leaves, the 3 longer as long as the rays. Spikelets 
spreading, } by 51, in., linear, compressed, dusky, at the top a little 
narrowed, yellow, 40-30-flowered. Glumes approximate, spreading, 
ovate, keeled (especially upwards), tip emarginate with a short erect or 
spreading mucro, 3-nerved, yellow, the sides fuscous, the keel lpbigrant 
green. Nut very minute, scarcely } the length of the glume, roun é 
obovate, triangular, very obtuse, minutely dotted, dusky, terminate 
by a black point ; rhachilla rather thick, flexuose, wingless; style very 
slender, 3-fid. 
Mozamb. Dist. Mozambique, ex Boeckeler. 
Boeckeler says this species belongs to the Sect. Avistati, and is near C. oligo- 
stachyus, H. B.& K, 
124, G. recurvus, Vahl, Enum, ii. 310. Stems several, A in OE 
and upwards, setaceous, leafy at the base. Leaves as long as the - sy 
setaceous. Head globose, but little larger than a pea; bracts »; 
