310 xliv. leguminosa [Mimosa 



Barra do Bengo. — In moist pastures forming very dense thickets 

 by the river Bengo near Panda ; fl. and fr. Dec. 1854. No. 1792. 



Cazengo. — A much-branched shrub, 4 to 6 ft. high, in a csespitose 

 manner occupying vast tracts. In bushy places at the banks of the 

 stream or small river Moambege, near Dalatanda ; fl. and fr. June 

 1855. No. 1793. 



Ambaca. — A patently branched shrub, 6 to 8 ft. high, with elongated- 

 virgate almost sarmentose branches. Common along the stream Pamba, 

 near Engombe ; fl. and fr. Oct. 1856. No. 17936. 



Pungo Andongo. — A shrub of 3 to 5 ft., with ascending subnatant 

 stems, or with the lower stems submerged; flowers whitish-rose-coloured. 

 Common by marshes and in stagnant pools in company with a species 

 of Polygonum, along the banks of the river Cuanza, from Sansamanda 

 to Condo and Umbilla ; in flower-bud Dec. 1856. No. 1794. An 

 aquatic shrub, branched from the base, with rose-coloured flowers. 

 Common near marshes near Quibanga and at the river Cuanza ; fl. and 

 fr. Jan. and March 1857. No. 1794&. 



88. LEUOENA Benth. • Benth. & Hook. f. Gen. PI. i. p. 594. 



1. L. glauca Benth. in Hook. Bot. iv. p. 416 (1842); Oliv. Fl. 

 Trop. Afr. ii. p. 337 ; Benth. in Trans. Linn. Soc. xxx. p. 443 (1875). 



Bengo. — A small tree, 7 ft. high, with whitish capitate flowers. 

 The specimen mutilated by insects. Apparently an escape from a 

 garden. On the right bank of the river Bengo, near the convent of 

 S. Antonio ; fl. and fr. Dec. 1853. No. 1836. 



89. ACACIA Willd. : Benth. & Hook. f. Gen. PI. i. p. 594. 



1. A. albida Del. Fl. Egypte, p. 286, t. 52, f. 3 (1812) ; Oliv. Fl. 

 Trop. Afr. ii. p. 339 ; Benth. in Trans. Linn. Soc. xxx. p. 515 (1875) ; 

 Ficalho, PI. Uteis, p. 173 (1884). 



Prosopis ? Kir Mi Oliv., I.e., p. 332. 



Mossamedes. — A handsome spiny tree, 20 to 30 ft. high, evergreen 

 in damp situations, rather frondose with a dilated crown ; wood 

 excellent for various building and domestic purposes ; branches even 

 the thicker ones whitish ; flowers pale-yellow, in long spikes. Common 

 in thickets along the banks of the river Bero, at the distance of one 

 and more frequent at the distance of two or three leagues from the 

 coast ; near Cavalheiros, in fl. and fr. July 1859. No. 1824. 



2. A. Welwitschii Oliv. Fl. Trop. Afr. ii. p. 341 ; Benth., I.e., 

 p. 517; Ficalho, PI. Uteis, p. 175 (1884). 



Ambriz. — A small tree of 10 ft. in height, with quite patent long 

 rambling branches and glaucous-green foliage. In comparatively open 

 small woods, near Quibanza ; fl. Nov. 1853. No. 1804. 



Icolo e Bengo. — At the banks of the river Zenza, i.e. Bengo, near 

 Prata ; fl. Sept. 1854. No. 1805. 



Loanda and Barra do Bengo. — A tree from 12 to 20 ft. high, with 

 a lax but very broad crown, and quite patent divarjeate-tortuous 

 branches ; flowers at first whitish, soon turning to pale-yellow. In 

 thickets and small woods between Mutollo and Cacuaco, also near 

 Quicuxe ; fr. Oct. 1857, fl. June 1858. Native name "Mubanga" or 

 "Mubango." No. 1806. 



Zenza do Golungo. — A tree, 20 to 25 ft. high ; trunk slender, 

 usually nodose, straight ; branches quite patent, long, chiefly towards 



