Seleria | XXVII, CYPERACE, 135 
purple ; achenes like alabaster. Plentiful at the cataracts of streams 
near Lopollo ; beginning of Dec. 1859, Feb. 1860. No. 7144. 
16. S, canaliculato-triquetra Boeck. in Flora xii. p. 573 (1879) ; 
Cc. B. Clarke, .c., p. 670. 
S. cervina Ridl., le. 
Puxco ANDONGO,.—Perennial. Marshy places near Quibanga ; Jan. 
1857. No. 7126. Achenes snow-white, quite smooth. Spongy places 
between Mutollo and Candumba ; March 1857. No. 7127. 
17. 8. ovuligera Nees in Linnea ix. p. 303 (1835); C. B. 
Clarke, l.c., p. 673. 
S. Flagellum Benth. in Hook. Niger FI. p. 555 (1849); Ridl., 
Z.c. (non Sw.). 
Ambriz.—Scleria Flagellum Sw.? but the culms are certainly not 
climbing. Achenes faintly pitted at the top. Damp rocks between 
Ambriz and Quizembo ; Nov. 1853. No. 7125. 
18. 8. racemosa Poir. Encycl. vii. p. 6 (1806); C. B. Clarke, 
Le., p. 674. 
S. palmifolia Ridl., Uc. (non Schlecht.). 
Gotunco ALTO.—Poco ian Zambi. 5 to 8 ft. high, culm triquetrous, 
angles very sharp, formed by the winged decurrent keels of the leaves, 
nutlets very hard, whitish, excepting the cupule and remains of the 
perianth. Sharp as a razor. Marshes on the banks of the river 
Cuango near Sange ; Dec. 1854, in fl. and fr. July 1855. No. 7128. 
Same locality Dec. 1854. Cou. Carp. 1075. 
XXVIII. GRAMINEZ. 
Trize 1. AVDROPOGONEL. 
1. IMPERATA Cyril. ; Benth. & Hook. f. Gen. Pl. iii. p. 1125. 
1. I. arundinacea Cyril. Pl. Rar. Neap. fase. 2. p. 27 (1792). 
I. cylindrica Beauv. Agrost. p. 8 (1812); Durand & Schinz, 
Consp. Fl. Afr. v. p. 693. 
Var. Thunbergii Hack. ex Durand & Schinz, d.c. 
Var. genuina. Subvar. Thunbergii Hack. Mon. Androp. 
p. 94 (1889). 
Loanpa.—In Capimeta on the river Bengo near Panda ; Dec. 1853. 
No. 7354. 
GoLunco AtTo.—Springs up in great abundance after the fires by 
which the inhabitants render fertile their fields, and infests the fields 
in very dense tufts ; called Senu by the natives. Common in fields 
after the fires, near Sange and everywhere ; Nov. 1854. No. 7179. A 
grass 2 to 4 ft., perennial, soon springing up in great quantity after 
fires in primeval woods, growing in dense masses and suffocating all 
the plantsin the place. Leaves subglaucous, narrow, erect. The leaves 
serve as a lining for wickerwork of various kinds, such as small baskets, 
etc. Very common in abandoned fields in the whole district. Senu of 
the natives. Bumba; in fl. Oct. 1855. No.7189. No. 7229 (no notes). 
Hvi.ia.—In wooded places, and abandoned fields near Lopollo and 
at Lake Ivantila; Jan. 1859, Feb. 1860. No. 2640. 
