148 BOTANY OF THE UGANDA BOUNDARY COMMISSION. 
sepissime nigrescenti, ambitu B. barombiensis, oblongis 
vel ovatis, apice subacuminatis, basi rotundatis vel late 
cuneatis, chartaceis, utrinque glabris, nervis lateralibus, 
utriusque 8-10 ereeto-patulis, prope marginem inter se 
conjunctis, subtus prominulis, nervis nervulisque densi- 
uscule reticulatis; racemis multifloris, demum laxis, 
pedunculis pedicellisque pubescentibus, bracteolis calyce 
multo minoribus; calyce membranaceo externe pubes- 
centi; vexillo oblongo-ovato, breviter unguiculato, quam 
calyce vix longiore ; ovario glabro, stylo curvato ; legumine 
ignoto. 
Species ex affinitate B. polygalacee, Baker, differt primo 
intuitu folis angustioribus et praecipue petiolis brevioribus. 
Hab. Lake shore, Musozi. Fl. January, 74. 
Native name * Matchko.” * Used for mallets to beat bark- 
cloth. A shrub with white flowers and conspicuous in- 
florescence." 
Petiolus 1:0-1:5 em. longus. Folia 80-10 em. longa, 3°5-4:0 
em. lata. Vexillum 6-7 mm. longum. 
PrEROLOBUM LACERANS, R. Dr. in Salt, Abyss. App. 64. 
Banks of Kagera River near Mulema. Fl. May, 269. 
Native name * Orge." “Specimens in fruit sent subse- 
quently.” 
Distrib. Abyssinia. 
CASSIA DIDYMOBOTRYA, Fres. in Flora, xxii. (1839) 53. 
Near Mulema. Fl. June, 366. 
Distrib. Nile Land, Lower Guinea, Mozambique District. 
C. FarciNELLA, Oliver, in Fi. Trop. Afr. ii. 281. 
Near Mulema. Fl. March, 190. 
Native name “ Kanyeüra." “ Wiry shrub, 12 inches high, 
with yellow flowers." 
Distrib. Nile Land. 
C. Grantit, Oliver, in Fl. Trop. Afr. ii. 279. 
Mulema. Fl. June, 360. 
Wiry plant, 18 inehes high, with yellow flowers. 
Distrib. Mozambique District. 
C. MIMOSOIDES, Linn. Sp. Pl. 379. 
Mulema. Fl. June, 365. 
Distrib, Common in the Tropics. 
