Cyperus. | CLVI., CYPERACEE (CLARKE). 365 
and in Dyer, Fl. Cap. vii. 182; Ridley in Trans. Linn. Soc. ser. 2, Bot. 
ii. 138; Ficalho & Hiern in Trans. Linn. Soc. ser. 2, Bot. ii. 27; 
Henriques in Bolet. Soc. Brot. v. 208; Engl. Hochgebirgsfl. Trop. Afr. 
142; Durand & Schinz, Etudes Fl. Congo, i. 292; K.Schum. in Engl. 
Pal. Ost-Afr. 120; Durand & De Wild. in Comptes-rendus Soe. bot. 
Belg. xxxvi. 89 ; Urban, Symb. Antill. ii. 34; Rendle, Cat. Afr. Pl. 
Welw. ii. 116. C. hewastachyos, Rottb. Descr. et Ic. 28, t. 14, fig. 2. 
C. tetrastachyos, Desfont. Fl. Atlant. i. 45, t. 8. CC. esculentus, Desfont. 
Fl. Atlant. i. 43; Zarb in Cat. Spéc. Bot. Pfund, 39, not of Linn. 
C. stoloniferus, var. pallidus, Boeck. in Linnea, xxxv. 490, not of Retz. 
C. proteinolepis, Boeck. in Flora, 1879, 549, not of Steud. C. longus, 
Boeck. in Journ. Linn. Soc. xviii. 104; Zarb in Cat. Spéc. Bot. Pfund, 
39, not of Linn. 
Upper Guinea. Cape Verd Islands, Bolle! Cardoso, 192! Lowe! Senegal, 
Roger, 70! Lécard, 130! Senegambia, Heudelot, 523! 545! Galam, Heudelot, 315! 
390! Sierra Leone, Vogel, 76! Niger Territory: River Niger, Vogel, 62! Nupe, 
Barter, 853! 
Nile Land. Red Sea, Lord! Nubia: near Abu-Gerad, Kotschy, 28 ! Wady 
Laemeb, Schweinfurth, ser. iii, 188! Wady O-Mareg, Schweinfurth, 405! at the 6th 
cataract of the Nile, Schweinfurth, 470! Wady Arab, Schweinfurth, 500! Egedeh, 
Schweinfurth, 530! Ben Naga, Schweinfurth, 754! between Berber and Khartoom, 
Schweinfurth, 525! 614! Khartoom, Petherick ! White Nile, at Wod Schellai, 
Schweinfurth, 945! Sennar 3 banks of the Nile, Kotschy, 351! Ethiopia, Kotschy, 
190! Kordofan : Debach, Pfund, 493! Obeid, Pfund, 30! 628! Abou Haraza,. 
Lfund, 123! and without precise locality, Pfund, 615! 624! Gallabat: region of 
Matamma, Schweinfurti, 2026! Eritrea: Marhabe Valley, 6500 ft., Schwein- 
Surth, 1350! Keren, Steudner, 903! Abyssinia, Hildebrandt, 364 partly! British 
East Africa : Jur; Jur Ghattas, Schweinfurth, 1822! Lake Losuguta, Gregory, 53! 
Kamasia, Gregory, 63! Mwachi River, Gregory, 3! Sabaki River, Gregory, 11! Ribe, 
near Mombasa, Wakefield ! 
_ Lower Guinea. Princes Island, Ifann, 3487! Island of St. Thomas, Moller 
Fl. Afr. Exsice. Conimbric, 119! Lower Congo, 700 ft., Hens, 244! Demeuse, 
121! Zambi, Dupuis! Angola: by the River Bengo, Welwitsch, 7023! Loanda; 
Quicuxe, by the lake, Welwitsch, 7053! Golungo Alto, in fields, Welwitsch, 7102 
partly ! Benguela, Anchieta, 1008 ! 
South Central. Congo Free State, Dewevre, 5! 10! 
Mozamb. Dist. Zanzibar, Taylor! Kuntze, 213! 300! German East 
Africa : Mafia Island, Frere! Usambara ; Tanga, Holst, 2699! Kilimanjaro, 5000 
ft., Taylor ! Tanganyika region, near the River Malagarazi, Speke g& Grant! 
Portuguese East Africa: Lower Zambesi; Shupanga, Kirk! Zambesia, Stewart / 
wer Shire, Kirk / British Central Africa: Boruma, on the Zambesi, Menyharth, 
587! 1066! 
A noxious rice-field weed, everywhere. 
Var, laxata, C, B. Clarke in Journ, Linn. Soc. xxi. 172. A large plant, with a 
€ open umbel. Glumes long, subremote, in fruit hardly imbricate. Nut only 
the length of the glume.—C. Rudioi, Boeck. in Flora, 1882, 12. 
Upper Guinea. Island of St. Thomas, Moller, 13! 16! N iger, Marshall / 
Also near Rio Janeiro. 
Whether this be esteemed a species, a variety, or a trifling form, the plant 
of Moller matches very well the Rio Janeiro examples. 
Var. platystachys, Bojer ex C. B. Clarke in Durand & Schinz, Conspect. FI, 
. V. 575, 
