294 CLvi. CYPERACE^ (clar-ke). [Pycreus. 



bracts 3, lowest 3-6 in. long, similar to the leaves. Spikelets |-f by 

 jiy-J- in., G-3()-flowered, not much compressed, greenish-brown more or 

 less tinged with dark red. Glumes ovate, obtuse, turgid, 3-5-nerved 

 on the back. Nut \-h the length of che glume, obovoid, biconvex, 

 ashy-brown ; style longer than the nut, its linear branches long 

 exserted ; superficial cells of the nut small, subquadrate hexagonous. — 

 0. B. Clarke in Hook. f. Fl. Brit. Ind. vi. 590, and in Durand & Schinz, 

 Conspect. Fi. Afr. v. 542. Cyperus sanguinolentus, Vahl, Enum. ii. 

 351. C. Eragrostis, Kunth, Enum. ii. 7 ; Boeck. in Linn?ea, xxxv. 443, 

 incl. vars. ; Schweinf. Beitr. Fl. Aethiop. 215; Engl. Hochgebirgsfl. 

 Trop. Afr. 138; K. Schum. in Engl. Pfl. Ost-Afr. C. 117; Vahl, 

 Enum. ii. 322 ? partly? C. nevrotrojns, Steud. in Flora, 1842, 583, and 

 Syn. PI. Glum. ii. 12 ; A. Rich. Tent. Fl. Abyss, ii. 47G. C.flavescens, 

 A. Rich. Tent. Fl. Abyss, ii. 474 partly. 



Iflle ^and. Eritrea : Hamasen district, Steudner, 933 ! Abyssinia : Ticjre ; 

 near Adowa, Schimpe>r, 122 partly ! Samen ; ponds near Gapdia, Scliimper, 765! 

 Dehli-Dikeno, ScJdmper, 1589 ! and without precise locality, ScUmper, 14 ! 24 ! 

 317! 



MCozamb. Slst. Zanzibar, Taylor ! German East Africa : Karagvve ; 

 Bukoba, Stuhlmann, 1099 ! Harigae (?), Fischer, 636 ! 



Also in St. Helena, Asia (except Siberia), and Australia. 



10. P. atronervatus, C. B. Clarke in Durand d- Schinz, Conspect. 

 Fl. Afr. V. 535. Stem clothed ^-J its length by leaf-sheaths, at the 

 base decumbent, creeping and rooting 3-6 in., but there are seedlings 

 coming into flower also. Leaves 4-7 by | in. Spike solitary, of 3-8 

 spikelets ; bracts 3, lowest 2-4 in. long, similar to the leaves. Spikelets 

 ^ by J-i in., 10-18-flowered, compressed. Glumes ovate, obtuse, green 

 with 4 black nerves on each side. Nut J the length of the glume, 

 obovoid, biconvex, black. — Cyperus atronervatus, Boeck. in Linnaea, 

 xxxviii. 358 ; Engl. Hochgebirgsfl. Trop. Afr. 139. 



wile Xiand. Abyssinia: Bcgemeder ; Gafat, 9000 ft., ^ScAm^er, 1287 ! Gerra, 

 8000 ft., Schimper, 1244! 



11. P. Mundtii, Nees in Li7incea, ix. 283, x. 131. Stem clothed 

 -with leaf -sheaths for ^-| its length, 8-16 in. long (sometimes exceeding 

 2 feet, robust), at the base decumbent, creeping and rooting for 3-10 in. 

 Leaves 4-10 by J-i in. broad, sometimes J in. broad. Umbel of spikes 

 simple (rarely subcompound or reduced to 1 head), rays often rather 

 numerous ; bracts similar to the leaves, usually overtopping the umbel, 

 and (if the rays are numerous) 4-6 or more. Spikes of 3-8 spikelets, 

 brown, ebracteolate. Spikelets J by ^ in., 12-16-flowered, but varying 

 much in depth of colour and in width (in Ascherson, 530, they are J by 

 J^ in.)- Glumes ovate, obtuse, close-packed (less so in Ascherson, 530). 

 Nut scarcely half the length of the glume, obovoid, biconvex, covered 

 by raised dots. — C. B. Clarke in Durand & Schinz, Conspect. Fl. Afr. v. 

 539, and in Dyer, Fl. Cap. vii. 157 ; Rendle in Cat. Afr. PI. Welw. 

 ii. 106. Cype^-us Mundtii, Kunth, Enum. ii. 17; Boeck. in Linnsea, 

 xxxv. 448, and in Flora, 1879, 545 ; Ridley in Trans. Linn. Soc. ser. 2, 



