288 



The wood is durable and suitable for fancy cabinet work. 



Grows freely from seed, and stout branches root freely ; makes a 

 good hedge plant ; grown in Java for terracing tea and as a shade for 

 coffee ; recommended in Ceylon as a cover plant and green manure 

 for rubber and other estates — cut down to about 3 feet for cover and 

 capable of yielding yearly over 20 tons per acre of mulching material 

 (Bamber & Holmes, Roy. Bot. Gdn. Ceylon, Circ. No. 17, 1911, p. 225). 



Ref. — " Leucaena glauca" in Silva of N. America, Sargent, iii. 

 pp. 111-112. 



Acacia, Willd. 

 Acacia albida, Delile ; PL Trop. Afr. II. p. 339. 



III. — Delile, Egypte, t. 52, f. 3 ; Bentham, Mimoseae, Trans. Linn. 

 Soc. xxx. t. 70 ; Engl. & Prantl. Pflan. iii. pt. 3, f. 67 (habit) ; Engl, 

 Pflan. Ost Afr. t. 20, f. A (pod and seed) ; De Rochebrune, Toxicol. 

 Afric. ii. fasc. 1, p. 187, f . 159 (pod) ; Notizblatt, Bot. Gart. Berlin, iv. 

 1906, p. 199 ; Sim, For. Fl. and For. Res. Port. E. Afr. t. 34 ; Volkens, 

 Notizblatt, App. xxii. No. 3, 1910, p. 82, f. 38 ; Engl. & Drude, Veg. 

 Erde, ix. f . 41 and f. 467 (habit). 



Vernac. names. — Gawo (Katagum, Dalziel) ; Gawo (Kano, Dud- 

 geon) ; Kawaru (Hausa, Barter) ; Haraz (Nubia, Grant) ; Haraz 

 (Arabic, Muriel, Herb. Kew) ; Ana (Hottentot, Galpin & Pearson, 

 Herb. Kew) ; Newapf, Bolela (Port. E. Afr. Sim.) ; Harras (Arabic, 



De Rochebrune) ; Mammene (Tigreen, De Rochebrune). Gomme 



Salabreda, Gomme Vermicellee. 



Katagum (Dalziel, No. 53, 1908, Herb. Kew) ; Kano (Dudgeon, 

 No. 4, 1909, Herb. Kew); Komadugu Waube, N. Bornu (Elliott, 

 No. 142, 1904, Herb. Kew) ; widely distributed in the Sudan region, 

 and extending to Mozambique. 



Yields a gum similar to gum arabic (Mus. Kew ; Moloney, For. 

 W. Afr. p. 343). Wood used for making doors, Rhodesia (Rhod. 

 Agric. Journ. viii. 1910, p. 205). 



The usual camel food, Katagum (Dalziel, I.e.) ; leaves eaten by 

 goats and the bark used in curing leather, Nubia (Grant, Trans. Linn. 

 Soc. xxix. p. 67). 



Common in the Kano district (Dudgeon, I.e.) ; rare as far south as 

 Kontagora, abundant northwards to Sokoto, where it is almost the 

 predominant tree (Dalziel, Bull. Imp. Inst. 1907, p. 257, Acacia sp.). 



Ref. — " Gomme du Senegal," Heckel, in Ann. L'Inst. Col. Marseille, 

 vi. 1899 : Gommes, Resines, pp. 18-29 (in parts). 



Acacia arabica, Willd. ; Fl. Trop. Afr. II. p. 350. 



III. — Hayne, Darst. Beschr. Gewachse, x. t. 32, t. 34 {A. vera) ; 

 Wagner, Pharm. Med. Bot. t. 177 ; Nees von Esenbeck, Plant. Medic. 

 Diisselcl. t. 333 ; Bentham, Trans. Linn. Soc. xxx. 1864, t. 69 (pods) ; 

 Roxb. PL Corom. t. 149 {Mimosa arabica) ; Spach Suites (Hist. Nat. 

 des Vegetaux) t. 1 ; Ralph, Ic. Carp. t. 3, f. 6 ; Schnizlein, Ic. iv. 

 t. 277, f. 1 ; Bead. Fl. Sylv. t. 47 ; Engl. Pflan. Ost Afr. t. 20, f. F 

 (pod) ; Ann. L'Inst. Col. Marseille, vi. 1899, fasc. 2, p. 13, f. 1 (after 

 Baillon) ; Sim, For. Fl. and For. Res. Port, E. Afr. t, 36, f. B ; 

 Volkens, Notizblatt, App. xxii. No. 3, 1910, p. 87, f. 42 ; De Roche- 

 brune, Toxicol. Afric. ii. fasc. 1, p. 178, f. 148, p. 189, ff. 160, 161 

 (A. Neb-neb). 



Vernac. names. — Siludi (Fulani, Shaw, No. 73, 1910, Herb. Kew) ; 

 Bagarua or Baggarua (Katagum, Dalziel, Shaw) ; Baggarua (Hausa, 

 Dudgeon) ; Sant (Sudan, Bull. Imp. Inst. iv. 1906, p. 95) ; Sant 



