480 CLVI. CYPERACEH (CLARK). [ Rynchospora. 
pale brown; beak narrow-conic almost linear ; style very long, at tip 
minutely 2-tid.—C. B. Clarke in Durand & Schinz, Conspect. Fl. Afr. 
v. 653, and in Dyer, Fl. Cap. vii. 267; Urban, Symb. Antill. ii. 109. 
Rhynchospora cyperoides, Mart. in Denkschr. Acad, Wiss. Muench. vi. 
149; Schinz in Bull. Herb. Boiss. iv. Append. iii. 33. 2. sparganioides, 
Bojer, Hort. Maurit. 386. R. polycephala, Kunth, Enum. ii. 291; 
Boeck. in Linnea, xxxvii. 552. R. Arechavalate and R. spherocephala, 
Boeck. Cyp. Novae, i. 24. Schenus cyperoides, Swartz, Prod. 19. 
Mariscus pilluliferus, G. Bert. in Rendicosti Istit. Bologna, 1853-4, 35, 
and in Mem. Accad. Scienz. Istit. Bologna, v. 466, t. 24, cf. Boeck. in 
Flora, 1861, 336. 
Upper Guinea. (Guinea, Zser¢/ Gold Coast : Axim, ex Guerich, 
Lower Guinea. German South-West Africa: Amboland; at Olukonda, 
Schinz, 373! 
Mozamb. Dist. Mozambique, ex Bertoloni, 
Frequent in Natal and the Mascarene Islands. Very common in America from 
Mexico to Montevideo. 
4, R. aurea, Vahl, Enum. ii. 229. Robust, nearly glabrous ; 
stolons 0. Stem 3-6 ft. long with nodes throughout its length. Leaves 
1-2 ft. by } in. Panicle often 12-16 in. long, with lower axillary distant 
corymbs 2—5 in, in diam. bearing frequently 100-200 spikelets ; lowest 
bract similar to the highest leaf. Spikelets mostly in clusters of 3-10, 
brown, } in. long, lanceolate, perfecting 1 nut. Hypogynous sete 6, as 
long as the nut, scabrid, with upward-pointing barbs. Nut } the length 
of the glume, } in. long without the beak, obovoid, flattened, brown, 
smooth or obscurely transversely wavy, sometimes with a notch or 
hollow on each side; beak as long at least as the nut, narrow-conl¢, 
grooved on one side; style very long, at the tip subentire or obscurely 
2-fid.— Beauv. Fl. Oware, ii. 39, t. 81, fig. 2; C. B, Clarke in Hook. f. 
Fl. Brit. Ind. vi. 670, in Durand & Schinz, Conspect. Fl. Afr. v. 653; 
and in Dyer, Fl. Cap. vii. 268; Durand & Schinz, Etudes Fl. Congo, !- 
309; Urban, Symb. Antill. ii.110; Rendle in Cat. Afr. Pl. Welw. 1. 
131. Rhynchospora aurea, R. Br. Prod. 230; Kunth, Enum. ii. 293 ; 
Benth. in Hook. Niger Fl. 555; Boeck. in Linnea, xxxvii. 626, 
Flora, 1879, 569, and in Engl. Gazelle Reise, Bot. 17; Ridley in Trans. 
Linn, Soe. ser. 2, Bot. ii. 165. R. surinamensis, Nees in Linnea, 1%- 
297; K. Schum. in Engl. Pf. Ost-Afr. C. 127. Scirpus corymboss, 
Linn. Ameen, Acad. iv. 303. 
Upper Guinea. Senega’, Michelin! Senegambia, Heudelot, 348! natok 
587! Rio Nunez, Heudelot, 687! Sierra Leone: Regent, Scott-Elliot, aes 
Vogel, 129! Liberia: Monrovia, Naumann! Lagos : Abbeokuta ; Irving: 
tale Beauvois! Old Calatar ; Robb! Cameroons: banks of the river, Mann, 
776 ! 
Wile Land. British East Africa: Jur; Jur Ghattas, Schweinfurth 1360 ! 
Lower Guinea. Lower Congo: Stanley Pool, 900 tt., Hens, B, 44! Kisantv, 
Gillet, 504! 356! Smith! Angola: Pungo Ardongo ; ard without precise greet 
marshes at Quisonde on the River Cuanza, Welwitsch, 6844! marshes of Lagoa ¢e 
Quibinda, Welwitsch, 6845 ! 
