410 CLVI, CYPERACEH (CLARKE). | Eleocharis. 
1l. E. anceps, (. B. Clurke in Durand & Schinz, Conspect. Fl. 
Afr. v. 596. A glabrousannual. Stems tufted, 4—6 in. long, obscurely 
flattened. Spikelet + in. long, subeylindric or narrow-ellipsoid, many- 
flowered, yellow-green with dull red marks. Nut-bearing glumes in 
many spirals, obtuse. Hypogynous bristles 0. Style-branches 3. Nut 
hardly } the length of the glume, obovoid, only slightly narrowed 
towards the truncate top, acutely 3-ribbed, smooth, white ; style-base 
bulbous, rather large, 3? the width of the nut.—Rendle in Cat. Afr. Pl. 
Welw. ii. 121. Heleocharis anceps, Ridley in Trans. Linn. Soe. ser. 2, 
Bot. ii. 148. 
Lower Guinea. Angola: Pungo Andongo; damp sandy places on the banks 
of the River Cuanza near Conda, Welwitsch, 6817! and in damp woods between 
Mopopa and Sansamanda, Welwitsch, 7170! 
12. E. Kirkii, (. B. Clarke. A glabrous annual. Stems tufted, 
3—5 in. long. Spikelet 4 in. long, ellipsoid, pale obscure reddish, many- 
flowered. Nut-bearing glumes in many spirals, obtuse. Hypogynous 
bristles 7, longer than the nut, retrorse-scabrid, rusty brown. Style- 
branches 3. Nut 3} the length of the glume, trigonous, obovoid, slightly 
narrowed at the truncate top, pallid, smooth ; style-base subglobose, 
Straw-coloured, of loose tissue. : 
Mozamb. Dist. British Central Africa : on an island in the River Zambes! 
at Victoria Falls, Kirk ! 
13. E. microcarpa, Torrey in Ann. Lyceum New York, iii. (1836), 
312, A glabrous annual. Stems tufted, 4—8 in. long, slender. Spikelet 
$-4 in. long, 10-20-flowered, pale brown-green. N ut-bearing glumes 
in many spirals, ovate, obtuse. Hypogynous bristles 3-5, 3-3 the 
length of the nut, retrorsely hispid, white. Style-branches 3. Nut 
scarcely } the length of the glume, trigonous, obovoid, narrowed at the 
top to half its width, smooth, straw-coloured or brown; style-base 
ovoid, $ the width of the nut, concolorous with it.—C. B. Clarke < 
Durand & Schinz, Conspect. Fl. Afr. v. 599; Urban, Symb. Antill ii. 71. 
Heleocharis microcarpa, Boeck. in Linnea, xxxvi. 439. H. schweinfur- 
thiana, Boeck. in Flora, 1879, 562. 
Wile Land. British East Africa: Jur; Jur Ghattas, Schweinf wrth, 1949! 
Also in America, scattered from New York to Pernambuco. 
14. E. marginulata, Steud. Syn. Pl. Glum. ii. 78. wane 
Rhizome woody. Stems 1-2 ft. long, subterete. Spikelet } i. Nee 
dense, pale reddish-green, sometimes proliferous at the base. ea 
bearing glumes in many spirals, ovate, obtuse. Hypogynous py re 
% the length of the nut, retrorse-scabrous, pale rusty-brown. | sa 
branches 3. Nut less than 3 the length of the glume, piacere 
obovoid, much narrowed at the top, yellow, or greenish ; sty! Fl 
small, conic, pallid—C. B. Clarke in Durand & Schinz, Conspect. ° 
Afr.v. 598. £. striata, Hochst. ex Steud. Syn. Pl. Glum. ii. 78. sess 
A. Rich. Tent.Fl. Abyss. ii. 496, not of Schultes. Heleocharis seas Ve 1 49. 
Boeck. in Linnea, xxxvi. 457; Engl. Hochgebirgsfl. Trop. AlT- 
