Fanicum] xxviii. oramine.e. 173 



along with coffee ; Feb. 1855. No. 7208. (Judging from Welwitsch's 

 sj)ecimens of the genus Coffea, the species may be C>{f('a liherica Hiern, 

 as plants of this were collected by Welwitsch at the same place in the 

 .same month of 1855.) 



Sect. 2. — ECHINOCIILOA. 



16. P. colonum L. Syst. ed. x. p. 870 (1759); Stead., I.e., p. 46; 

 Durand tt Schinz, I.e., p. 742. 



LoAxnA. — Ponds, dry in winter, near Alto das Cruzes. An 

 annual grass, with straight culms, some ascending, more rarely rooting, 

 forming rather loose tufts reddish-purple at the base ; June 1858. 

 No. 7296. Quite prostrate, rooting at the nodes, which are decumbent 

 at the base ; May 1854. No. 7296/>. 



GoM'XCO Ai/ro. — A single specimen found in sunny spots inundated 

 l)y November rains near Saoge ; Mar. 1855. No. 7180- A small stai'ved 

 form. No. 7230 (no information). 



MossAMEDKS. — An annual grass, with ascending branched limp 

 culms. Sandy clayey places near Giraul ; July 18511. No. 2605. 



17. P. Crus-Galli L. Sp. PI. p. 56 (1753); Steud., I.e., p. 47 ; 

 Durand it Schinz, I.e., p. 744. 



EeldnoeJdoa Crus-Galli Beauv. Agrost. p. 53 (1812). 

 Sierra Leoxe. — Sept. 1853. No. 2944 (specimen imperfect). 



18. P. pyramidale Lam. Illustr. i. p. 171 (1791), Encyc. iv. 

 p. 735 (error, typogr. 745) (1795-96) ; Steud, I.e., p. 62 ; Durand 

 & Schinz, I.e., p. 760. 



Barra do Bexgo. — Apparently perennial, with ascending culms 

 3 to 5 ft. thick, soft {i.e. not hard), smooth, thickly softly pilose at 

 the nodes, with glabrous sheaths, and flat leaves scabrid at the margin. 

 Habit almost of OpV/suiPiiHs. This species of grass is the principal 

 component of the soft juicy fodder which is exported from the banks 

 of the Bengo to Loanda for the stable -feeding of horses, donkeys, etc. 

 Indigenous and cultivated on the banks of the Bengo river ; much 

 liked by cattle : Dec. 185:1 and 1858, in fl. and unripe fr. No. 2902. 

 5 to 10 ft. high. Plentiful near Quifandongo on the river Bengo ; 

 Dec. 1853. No. 7449. Plentiful in marshes on the river Bengo. 

 Coll. Carp. 1084. 



LoAXDA ? — No. 7351^ (no information). 



PuxGO AxDoxGo. — Damp places near Sansamanda; Feb. 1857. 

 No. 2797. Condo ; March 1857. No. 2747. 



19. P. Crus-Pavonis Nees Agrost. Bras. p. 259 (1829); Steud., 

 I.e., p. 48 ; Durand & Schinz, I.e., p. 745. 



GoLUX(;o Alto. — Banks of river Cuango ; Dec. 1854. No. 7201- 

 Marshy places Sobato de Bumba ; growing ca^spitosely on the river 

 banks ; end of Sept. 1855. No. 7225. A polymorphic grass as regards 

 colour and form of spike. No. 7225i (no information). Common on 

 banks of rivers Quiapose and Cuango near Sange ; Feb. 1855. No. 2986. 



PuxGO AxDOXGO. — 3 to 4 ft. high, growing in dense marshy 

 thickets ; panicles purple. Banks of river Cuanza near Candumba ; 

 Mar. 1857. No. 7430. 



HuiLLA.— Growing with species of Polyr/nnnm on the marshy banks 

 of the river near Humpata ; April 18G0. No. 7490. 



