112 XXVII. CYPERACE^. [Cijperus 



9. C. compactus Lam. 111. i. p. 144 (1791); C. B. Clarke, I.e., 

 p. 552. 



C. argenteus Ridl., I.e., p. 133. 



C. margaritaceus Vahl var. minor Ridl., I.e. 



C. obtusijlorus Y&hl Enum ii. p. 308 (180G) ; Ridl., ?.c., p. 132. 



PuxGO Andongo. — Low thicket-grown hills between Candumba 

 and Muta Lucala ; March 1857. No. 6900. 



HuiLLA. — Spikelets snow-white, in a dense head. Low thicket- 

 grown hills near the small river of Catumba ; end of March 1860. 

 No. 6905. Near Nene. In the thicket-grown pastures so often damaged 

 by fires ; Feb. and April 1860. No. 6906. 



Var. flavissimus C. B. Clarke, I.e. 



C. obtusiflorus Vahl var. flavissimus Boeck. in LiniiEea xxxv. 

 p. 529 (1867-68); Ridl., ^.c. 



HuiLLA. — Rather rare in the drier short thicket-grown pastures 

 near Lopollo ; beginning of April and May 18G0. No. 6876. 



Var. tenerior C. B. Clarke, I.e. 



HuiLLA. — In the short thicket-grown pastures of Empalanca ; end 

 of Feb. 1860. No. 6803. 



10. C. ochrocephalus C. B. Clarke, I.e., p. 571. 



C. obtusiflorus Vahl pro parte; et Var. Stylo hifido Ridl., I.e., 

 p. 132. 



GoLUXGO Alto.— A rigid herb with horizontal monihform tubercu- 

 lose rhizome, culms trigonous, leaves semicylindrical rigid pungent. 

 Heads whitish verging into green. The first plant which appears after 

 the fires, following closely upon them and springing with strong growth 

 from the ashes of the burned plains. Thicket-grown pastures (Quei- 

 madas) Sobato de Bumba, but not plentiful, Oct. ; very plentiful, 

 Dec. 1855. No. 6813. Same locality ; Oct. 1855. Coll. Carp. 1078. 

 Very rare on the spongy marshy margins of the river Quiapoze ; Dec. 

 1855. No. 7014. 



HuiLLA. — Ou low rather dry hills at Lake Ivantala, but flowering 

 very sparsely ; end of Feb. 1860. No. 6838. 



11. C. margaritaceus Vahl Enum. PI. ii. p. 307 (1806); Ridl., 

 I.e., p. 133; C. B. Clarke, I.e., p. 568. 



PuNGO Andongo. — Condo Quisonde ; March 1857. No. 6903. 



HuiLLA. — Pastures bearing short herbage by the edges of woods 

 near Humpata, but only found here and there ; end of April 1860. 

 No. 6904. 



12."C. nudicaulis Poir. Encycl. vii. p. 240 (1806); Ridl., ^.c, 

 p. 133; C. B. Clarke, I.e., p. 570. 



Anos2)orum nudicaule Boeck. in Linntea xxxvi. p. 411 (1869-70). 



Daxde. — 1 to 2| ft., densely csespitose, bright-green, culms erect 

 slender soon nodding among grasses and other neighbouring plants, 

 spikelets a tawny yellow or dull shining gold in a dense head at the top 

 of the culm, sometimes narrow linear, sometimes ovate-lanceolate 

 strongly compressed. Round the lake in the river Dande near Bombo, 

 three leagues from the river mouth ; end of Sept. 1858. No. 7028. 



13. C. sylvestris Ridl., I.e., p. 134. 



C. diflusus C. B. Clarke, I.e., p. 557 (non Vabl). 



