272 cyperackm (Clarke). [ Schoenus. 
“i neg ‘el ; ia varied in habit—only 1 ioe eT aes haps diggs he in South 
Afric e genus is now limited by Bentham the elongation o 
the nhibentng waitin n of the axis of the apikelets : v4 comprises ‘tier on common 
Eur ropean spec ies, spread in various countries, and a large mass of Australian 
species, mostly endemic, but 2 or 3 extending to Malaya. 
1. §. 
‘i cies , 6- 20 in. - long, leafy ph aca the on each with 
1 ; basal cnet often shining chestnut; leaves 1—2 the length of 
a) nas =. in. broad, channelle d at the tase, solid trigonous up- 
wards ; bracts 2, lower 1—4 i in, oo ae to the leaves, dilated and 
scarious at the base ; ; head } in. in “diam 1-15 spikelets, dense, 
chestnut-brown or maDeen BM pale ee eg spikelets 4 in. long, 
3—1-nutted; glumes minutely scabrous on the keel; hypogynous 
bristles 3-5 7 Day, the length of the nut, rigid, yellow-brown; 
stamens 3 ; nut 2 1 the length of the oe sessile, ellipsoid, trigonous, 
smooth , pale. Sowerby, Engl. Bot, t. 1121; Thunb. by Cap. edd. 
Schult. 92; C. B. Clarke in Hook. f. Fl. Brit. Ind. 67 e 
aggregatus, Thunb. Fl. Cap. ed. Schult. 92. 8. hypomelas, Spren 
Neue Entd. iit. 8 ; Syst. i. 190. Chetospora nigricans, Ku nth, Swe. 
il. 323; Boeck. in Linnea, xxxviii. 290. Pe ide aaa, 
Nees in Linnwa, x. 186; Kunth, Enum. ii. 309. 
Coast Reeion: Cape Div. Cape Town, Th Pei Ecklon ! Pasar 
1784! 1785! Cape Flats, Bagher, 1782! Mossel Bay hills near the landing- 
Se at Mossel Pd Burchell, 6285 ! Komgha Div. us near "Ko mgha, Flan snatte 
Pair REGION; oe West ; Lower Campbell, Burchell, 1816! 
bee distributed ; Europe, North Africa, Abyssinia, West and Ce ntral Asia 
to the Punjab; Uni ted States, California, “Gavinies (possibly jntkodaeed in the 
New Wor Ta). 
Impei known species. 
The gas i species of Schenus from South Africa are perhaps most of them 
included among the species of Tetr traria below ; but, in the absence of the original 
specimens, I have not been able to identify lies from the descr iptions. 
2. 8. aristatus (Thunb. Prod. 16; FI. Cap. ed. Schultes 92) ; 
culm terete, 2 ft. long, leafless ; spikes ‘terminal, several agglomerated 
involucre of one (or. two ?) leaves, erect, twice the length of t 
a at the base concave sheathing ; glu mes about 6, outer os 
neave, inner lanceolate, all entire ae ferruginous. Kunth, 
Recs) il. 336. 
Soutu AFrica: without locality, Thunberg. 
trigonous s, 2 ft. lon , leafy ; theres as long : as the stem, sheathing, 
convolute, smooth, " glabrous ; heads 4 or . hated) peduncled, 
clustered, ovate, scarcely leafy ; spikelets very many, ovate ; ned 
most glumes (or bracts) larger, Higa Hos: the rest of the glum 
ovate, , subemarginate, mucronate, entire. 
Sourn Arrica: without locality, Thunberg. 
