126 XXVII. CYPERACEE, [ Bulbostylis 
GoLunco ALTO.—Very plentiful in lofty short-grassed mountain 
places (about 2,200 ft.) at the east of Banza de Quilombo, Sobata 
Quilombo ; long past flowering, end of Jan. 1855. No. 7016. On the 
short-grassed slopes of the Queta mountains ; Nov. 1855. No. 7020. 
14. B. trabeculata C. B. Clarke, .c., p. 616. 
Fimbristylis barbata, var. subtristachya Ridl., U.c., p. 152. 
Loanpa.— A very slender plant ; heads with 3 to 4 spikelets in a 
two-leaved involucre. Plentiful in gravelly soil on the island of 
Casanga or Cacanga, south of Loanda; 30 April 1854. No. 6982. 
Here and there on the sandy sea-shore of Praia de Zamba Grande and 
Maianga d’El Rei; 13 Feb. 1858. No. 7000. A cespitose annual, 
3 to 5 in. high; spikelets linear-lanceolate, laxly cymose, somewhat 
fuscous. Praia de Zamba Grande ; May 1858. Cox. Carp. 1115. 
MossaMEDES.—Cabo Negro. Rather damp places on the banks of 
the river Caroca (now almost dried up), but not very plentiful ; 
Sept. 1859. No. 6962. 
9, SCIRPUS L.; Benth. & Hook. f. Gen. Pl. iii. p. 1049. 
Hemicarpha Nees; Benth. & Hook, l.c., p. 1053. 
1. 8. fluitans L. Sp. Pl. p. 48 (1753); Ridl. in Trans, Linn. 
Soc. ser. 2. ii, p. 156; O. B. Clarke in Durand & Schinz, Consp. 
Fl. Afr. v. p. 621. 
Hvitia.—Sometimes growing erect and widely cespitose in the 
mud, sometimes floating in very great tufts in the river. Caryopsis 
obovate-orbicular, evidently stalked, biconvex and subcompressed, 
slightly thickened round the margin, faces smooth, apex mucronulate 
with the thickened style-base. Plentiful on the sandy-clayey banks 
and in the water of the river Quipumpunhime, Sobato Humpata, 
decorating extensive areas with a very pleasant green; Oct. 1859. 
vo. 6965. 3to 5 ft. long; plentiful in streams on the Humpata plain ; 
21 March 1860. No. 6966. Stream-swamps near Mumpulla growing 
with Ottelia, Xyris, and Juncus ; Oct. 1859. No. 6967. 
2. 8. angolensis C. B. Clarke, /.c., p. 617. 
S. spadiceus Boeck., var. ciliatus Ridl., dc. 
Punco ANDONGO.—Spikes very compact, deep purple, almost black 
when alive. Damp lofty pastures of Pedra Songue and Cazella, Jan. 
and Feb. ; marshy places in the heights of Pedra Songue, April 1857. 
No. 6836. Growing in dense masses in rather damp soil on rocks 
covered with short herbage near Catete in the presidium. No. 7166. 
3. S. articulatus L., lc, p. 47; Ridl., lc. p.157; C. B. Clarke, 
Zc, p. 618, 
S. articulatus var. major Boeck. in Linnea xxxvi. p. 702 
(1869-70) ; Ridl., Ze. 
Coneo.— Widely ceespitose on the edges of the pool Lagoa de Qui- 
zemba, growing with Cyperus articulatus ; Nov. 1853. No. 6978. 
IcoLto & Benco.—Plentiful on the marshy margin of Lagoa de 
Funda ; Sept. 1854. Nos. 6851, 6979. 
Pungo AnponGco.—Very rare in the loftier woods of Pedras de 
Guinga, round deep ponds growing with Lythracesw; Mar. 1857. 
No. 6850. 
4, 8. corymbosus Heyne ex Roth. Nov. Pl. Sp. p. 28 (1821); 
Ridl., ¢.c., p. 158; C. B. Clarke, ic, p. 620. 
S.-corymbosus, var. microstachyus Boeck., l.c., p. 706. 
