110 XXVII. CYPERACE^. [Ci/psrus 



stellate spikelets. Among fields of Mandioc near Quicuxe ; 13 May, 

 1854. Coll. Carp. 1069. 



Pdngo Andongo. — Plentiful in sandy woods between Caghui and 

 Mopopo, near the river Cuanza ; Feb. ISoV. Candumba Lombe ; 

 March 1857. No. 6912. 



HuiLLA. — Plentiful in thicket-grown pastures flooded in the rainy 

 season between LopoUo and Monino ; March and April 1860. No. 6893. 



Benguella. — Perhaps the most plentiful of the equatorial African 

 species. In sandy woods between Serra das Bimbas and the town of 

 Benguella ; Jan. 1859. No. 6892. 



2. C. uncinatus Poir. Encycl. vii. p. 247 (1806); C. B. Clarke, 

 Ic, p. 580. 



C. cuspidatus H. B. K. Nov. Gen, and Sp. i. p. 204 (1815); 

 Hidl., I.e., p. 130. 



GoLUNGO Alto. — In sunny sandy sparsely-grassed places near 

 Cambondo ; 24 Dec, 1854. No. 7099. 



PuNGO Andongo. — Catete, growing with Pohjgala africana ; Dec. 



1856. In damp places near Pedra Cabonda ; Dec. 1856 and Jan. 1857. 

 In damp pastures on the stream Cazangue at Pedra Sangue ; be- 

 ginning of Jan. 1857. By sunny wooded marshes between the 

 prsesidium and Quilanga ; tolerably plentiful ; Feb. 1857. No. 6910. 

 Near Salgado's Arimo ; Dec. 1856. No. 7155. Nos. 7157 (in part), 

 7175, and 7168 (no information). 



HuiLLA. — Plentiful in damp places in fields after a crop of Sorghum, 

 growing with Pcepalanthus WelwiUchii ; May 1860. No. 6879. 



3. C. aristatus Ptottb. Descr. and Ic. Plant, p. 23, t. vi. fig. 1 ; 

 Eidl., I.e., p. 130 ; C. B. Clarke, I.e., p. 548. 



LoANDA.— Dried up ponds between Bemposta and Cumana on the 

 way to Calumba ; July 1858. No. 7029. Plentiful round the lake 

 of Quicuje ; August 1860. No. 7031. A somewhat plentiful annual 

 growing vigorously in very hard clay by dried-up ponds, near Forte de 

 Conceigao ; 12 July, 1854. No. 7078. 



PuNGO Andongo. — In marshy places between Candumba and 

 Lombe ; March 1857. No. 6909. On low rocky hills grown with a 

 short thicket of Actinojderk radiata Link (Welw. herb. No. 78), always 

 somewhat strict in habit ; Jan. 1857. Muta Lucala, Condo ; March 



1857. No. 6909&. 



HuiLLA. — Plentiful in fields after a crop of Zea. Mays. Lopollo, 

 garden of Sr. Kneissmann : May 1860. No. 6895. Fields near 

 Lopollo ; May 1860. Coll. Carp. 1081. 



Benguella. — In damp sandy-clayey places between the river 

 Cavado and the river Caturabella. Almost past flowering ; June 

 1859. No. 6894. 



4. C. cancellatus Ridl., I.e., p. 131 ; C. B, Clarke, I.e., p. 551. 

 PuNGO Andongo. — On spongy ground between Muta Lucala and 



Lombe ; March 1857. On banks of streams near Cabonda in the 

 prsesidium ; end of March 1857. No. 6916. Plentiful in rice-fieMs 

 on the small river Mit'ge (Miesche) near Caghuy ; end of Feb. 1857. 

 In low-lying wet pastures in the prassidium ; March 1857. No. 6917. 

 Var. gracillimus Ridl, I.e. On spongy ground with short herbage 

 in the mixed woods of Monino, but only here and there ; beginning 

 of May 1860. No. 6862. 



