Cj/perus.] CLVi. cyperace^ (clarke). :^,:V.) 



Mozamb. Dlst. German E;ist Africa : Kiiiraaniaro, G600, Taylor! I'liyuin- 

 wezi ; boggy ground near Kazeli (Tabora), Speke ^ Grant ! 



The varietal name delicatula refers only to the slonderness of the spikclcts. 



45. C. lucentiuigricans, K. Schtun. in Engl. Pfl. Ost-Afr. 

 C. 119. Stem thick, at the top triquetrous. Umbel 21 in. in diam., 

 dense ; bracts J in. long, triangular. Spikelets \-\ by ^"^ in., chestnut- 

 coloured. Glumes obtuse, one-coloured, striate. 



IVXozamb. Dlst. German East Africa : Usambara, Hoist, 3851 ! 



The head of this at Kew is very near C. denudatus, Linn, f., var. delicatula ; it 

 differs in the shining black-chestnut colour; the glumes are slightly larger and more 

 striate. 



40. C. marginatus, ^%«m6.Pro(Zr. 18. Glabrous. Rhizome woody. 

 Stems 1-3 ft. long, hard, strong, terete, at the top terete or obscurely 

 trigonous. Leaves hardly any ; the top sheath produced lanceolate 

 1-2 in., but hardly green or with any blade. Umbel simple or com- 

 pound, contracted, with numerous brownish or somewhat chestnut- 

 coloured spikelets ; rays unequal ; bracts 5-2, usually much shorter 

 than the umbel, but sometimes as long. Spikelets (i .'JH-llowered, 

 variable in length. Nut nearly 4 the length of the glume, ellipsoid, 

 rather larger than that of C. denudatus, Linn, f.; otherwise like 

 C. denudatus. — Thunb. Fl. Cap. ed. Schultes, 100; Boeck. in Linna^a, 

 XXXV. 571 ; Ridley in Trans. Linn. Soc. ser. 2, Bot. ii. 13G ; C. B. Clarke 

 in Durand & Schinz, Conspect. Fl. Afr. v. 5G8, in Bull. Herb. Boiss. iv. 

 Append, iii. 30, and in Byer, Fl. Cap. vii. 173 ; Rendle in Cat. Afr. PI. 

 Welw. ii. 114. 



Iiower Guinea. Angola : Benguela ; in damp maritime places south of the 

 city, and near the banks of the River Bero, Welwitsch, 6859 ! German South- upst 

 Africa : Hcreroland, Fleck, 161 partly ! 897 ! Damaraland, Fen ! 



Abundant in South Africa. 



47. C. prolifer, Lam. III. i. 147. Glabrous. Rhizome creeping. 

 Stems 12-28 in. long, terete or at the top obscurely trigonous. Leaves 

 hardly any. Umbel of 50-100 subequal primary slender rays ; bracts 

 numerous, 0-1 in. long. Spikelets 1-5 together, digitate, \ by -j\ in., 

 6-12-flowered, dusky brown. Glumes boat-shaped, obtuse, apiculate. 

 Stamens 3. Style as long as the nut ; branches 3, linear, somewhat 

 exserted. Nut \ the length of the glume, minute, ovoid, trigonous, 

 pallid. — C. B. Clarke in Durand & Schinz, Conspect. Fl. Afr. v. 572 ; 

 K. Schum. in Engl. Pfl. Ost-Afr. C. 111). C. cf^qualis, Vahl, Enum. ii. 

 320 ; Kunth, Enum. ii. 37 ; Boeck. in Peters, Reise Mossamb. Bot. 5;5<S, 

 excl. var. /3, and in Linn^ea, xxxv. 577, excl. var. /3 ; C. B. Clarke in 

 Journ. Linn. Soc. xx. 287, xxi. 123. 



wile Xiand. British East Africa : Tsimba (Shimba) Monutains, Tav/or / 

 Mozamb. Dist. Zanzibar, Kuntze, 206! Hildehrandt, 1066 1 German V.>^^^. 

 Africa : Zanguebar, Kirk, 3 ! Portuguese East Africa : Mozambique, Peters I 

 Also in the Mascarene Islands. 



48. C. isocladus, Kunth, Enum,. ii. 37. Stem trigonous, at the 

 top triquetrous, often very minutely scabrous on the 3 faces ; otherwise 



