815 



t?aespitose/ culms light straw-coloured, stiffly erect, some 10 ft. 

 iiigh, gregarious along the moist depressions at the margins of 

 l^wito river, Angola (Gossweiler, Herb. Kew). 



Hyparrhenia soluta, Stapf\ Fl. Trop. Afr. IX. p. 318, 



[Cymbopogon solutits, Stapf in Jo urn. de Bot, 2me ser. ii, p. 211, 

 and in Chevalier, Sudania, p. 180]. 

 Shari Territory (Chevalier). 



Culms erect, stout, 4-5 ft. high. 



Var- violaseeas, Stapf. I.e. p. 319, 



Yernac. names. — Gajiri, Jimpa Jimpa, Jimfi (Hausa, Dalziel). 



Katagum, Abinsi, N. Nigeria (Dalziel, No. 263, 1008, Nos. 890, 

 «91, 1912, Herb. Kew). 



Used for thatching and for " zana " (fencing) in Sokoto 

 (Dalziel, Hausa Bot. Voc. p. 32 — Cymbopogon hirtus). 



A tall grass (I.e.). 



Hyparrhenia subplumosa, StapJ\ Fl. Trop. Afr. IX. p. 366. 



Vernac. names.— Tsikar daji, Tsikardawa, Kibiyar daji, 

 Tuma da gobara (Sokoto, Hausa, Dalziel). 



Lokoja (Dalziel No. 298^ Herb. Kew), Abinsi {Idem, Nos. 889, 

 ^01, I.e.) in N. Nigeria, and in Sierra Leone, French Guinea, 

 Togoland and other parts of Upper Guinea. 



Used for thatch, Sokoto (Dalziel, Hausa Bot. Voc. pp. 95, 97 

 -(Jymbopogon diplaJidrum, Hack. var.). t 



A perennial, up to over 10 ft. high, a tall grass covering 

 -large areas of uncultivated ground and very abundant in the 

 l)ush (11. cc). 



It is suggested that the same particulars may also apply to 

 i/. diplandra. Stapf {Andropogon diplandrus, Hack, FI. Trop. 

 Afr. ix. p. 368, a perennial up to over 12 ft. high, known from 

 Southern Nigeria, the Cameroons and almost throughout Tropical 

 Africa. It is stated (Dalziel, I.e.) that other tall species of the 

 ^ame genus are probably included under the native names. 

 Most of the grasses of this character appear to be used for thatch 

 or fencing and amongst other Hyparrhenias which may possibly 

 he included for the purpose are H. chrysargyrea^ Stapf — an 

 annual, culms erect up to over 5 ft. high, Lokoja (Dalziel, No. 293, 

 Herb. Kew; Fl. Trop. Afr. ix. p. 312); H, Barteri, Stapf— an 

 annual, culms erect, slender up to 6 or even 8 ft. high, Lokoja 

 ^Dalziel, No. 295, Herb. Kew), confluence of the Niger and 

 Hemic rivers, Cameroons and Upper Oubangui (Fl. Trop. Afr, 

 ix. p. 321); H. cymbaria, Stapf — ^perennial, 6-20 ft, high, 

 Cameroons and widely distributed in Tropical Africa (I.e. p. 332) 

 -and H. notolasia, Stapf — annual, culms robust up to 2 lin. diam, 

 8-10 ft. high, Lokoja (Dalziel, No. 299, Herb, Kew and I.e. 



p. 377). 



MONOCYMBIUM, Stapf. 



Monocymbium ceresiiforme, Sfnpf] FL Trop. Afr, IX. p. 387. 



III. — Hooker, Ic. PI. t. 1870 [Andropogon ceresiaeformis). 



Vernac. name. — Bayan mariya (Hausa, Dalziel), 



X t 



