Bu^su is the home of the Banth-spe’aking Ba.gisu of eastern Uganda who prefer to be known as Bamasaba. In 1959 they numbered about 329,251. Many of them live on the foothills and slopes of Mount Elgon (which is locally known as Masaba) while others occupy the southern and southwestern plains. In the north and north-east they are bounded by the Sebei; by the Iteso in the north-wesV and south; on the west by the Bagwere and Basoga; and on- the south-west, east and south-east by the Banyole and Abaluyia, respectively. Mount Elgon is also the home of the Kalenjin-speaking Kony and Sebei.