Eleocharis. | CLYI. CYPERACEA (CLARKE). 407 
pond near Erimakuna, Scott-Elliot, 4453! Whydah, Isert! Lagos: Lagos Island, 
Barter, 2234 ! 
Nile Land. British East Africa: Jur; Jur Ghattas, Schweinfurth, 2326! 
Lower Guinea. Lower Congo: Kisantu, on the River Inkissi, Gillet, 1373! 
1375! Angola : Ambaca, Welwitsch, 6842! 
Mozamb, Dist. German East Africa: Gonda (Igonda), Boehm, 106! 
Also in Madagascar, South Africa, India, China, Malaya and Australia. 
The corresponding species in Tropical America, #. mutata, R. Br, is exceedingly 
near this, and is united with it, perhaps rightly, by Boeckeler. 
4. E. atropurpurea, Kunth, Hnum. ii. 151. -A glabrous‘annual. 
Stems tufted, 2-6 in. long, slender. Spikelet 1, 1-1 in. long, ovoid or 
eylindric, very dense, with many flowers, dull greenish-red.  Glumes 
elliptic, obtuse, caducous. Hypogynous bristles 5-7, white, retrorse- 
scabrid, in the African plant usually 4-3 the length of the nut, some- 
times shorter, or wanting or represented by a minute white cup. 
Stamens 3-1. Style-branches 2. Nut 4-2 the length of the :glume, 
obovoid, biconvex, smooth, shining black. Style-base depressed conic, 
glistening white.—J. Gay in Flora, 1842, 641; C. B. Clarke in Hook. f. 
Fl. Brit. Ind. vi. 627, and in Durand & Schinz, Conspect. Fl. Afr. 
v. 596; Durand & Schinz, Etudes Fi. Congo, i. 298; Urban, Symb. 
Antill. ii, 65. #. capitata, var., Benth. in Hook. Niger Fl. 553. 
LE, monandra, Hochst. ex Steud. Syn. Pl. Glum. i. 75. Scirpus atro- 
purpureus, Retz. Obs. v. 14. Jsolepis setifolia, A. Rich. Tent. Fi. 
Abyss. ii. 498. J. dichroa, Steud. Syn. Pl..Glum. ii. 91. /solepis 
sp., Oliver in Trans. Linn. Soc. xxix. 168. Heleocharis atropur- 
Ppurea, Koch, Syn. Fl. Germ. ed. ii. 853; Boeck. in Linnea, xxxvi. 458, 
excl. var. y. ae 
Upper Guinea. Senegal, Roger, 113! Perrottet, 334! 8291 
Wile Land. Kordofan: in muddy places on Arashkol Mountain, Kotschy, 
129! Abyssinia, Quartin-Dillon Sf Petit ! 
Lower Guinea. ‘Lower Congo, Smith / ; 
Also in North Italy and Switzerland, Mauritius, India, China, Malaya, Queens- 
Jand, and throughout Tropical America. oa 
Occasionally there are “radical” spikelets, i.e. some of the tufted peduncles 
‘are shortened almost to suppression, as occurs in various species of Pycreus, 
Fimbristylis, and Bulbostylis. 7a 
5. E. capitata, R. Br. Prodr. 225. A glabrous annual. Stems 
tufted, 2-8 in. long, in Vogel’s examples exceeding a foot. Spikeles 1, 
void, lanceolate or cylindric, dense, dull greenish-red, usually ;4,—4} in. 
long, in Vogel’s examples } by } in. Glumes elliptic, obtuse, caducous 
from the lowest fertile glume upwards. Hypogynous bristles 7 or 
fewer, as long as the nut, ferruginous or red-brown, retrorse scabrid, or 
Sometimes much depauperated, occasionally to a 6-notched small cup. 
Stamens 3-1. Style-branches 2. Nut % the length of the glume, 
obovoid, biconvex, smooth, shining black ; style-base depressed conic, 
