New and overlooked Acanthaceae taxa from D. R. Congo, Rwanda and Burundi: (1) the genus Barleria Author Dominique Champluvier text Plant Ecology and Evolution 2011 144 1 82 95 journal article 10.5091/plecevo.2011.388 b99b3fcb-e3fd-4c6e-83d1-e9b5851387c2 1486150 Barleria nyasensis C.B. Clarke (Clarke 1900) – Type: Mozambique, Mountains E of Lake Nyassa, Apr. 1884, Johnson s.n., fl (holo-: K). Other collections examined – Tanzania : 4 km up track to Matamba into Porotos, S of Chimala, alt. 1850 m, Jun. 1990, Carter, Abdallah & Newton 2586, fl (K); Ndumbi Gorge, Chimala–Matamba road, alt. 1700 m, May 1986, Congdon 83, fl (K); Ikuwo Escarpment on Ndumbe-Ikuwo road near Chimala, alt. 1250 m, May 1991, Congdon 311, fl (K); Ussanga, Kinga Berge, alt. 1500 m, 1899, Goetze 1015, fl (BR); Igawa, alt. 1000 m, Sep. 1932, Gulinger 2113, fl (K); Ishinga East Escarpment by falls, alt. 2300 m, Sep. 1979, Leedal 5567 (K); Makete hills above Ndumbi Valley, alt. 1400 m, Apr. 1988, Lovett 3246, fl (K); Kimani waterfall, Makete distr., alt. 1500 m, Jun. 1990, Lovett & Kayombo 4726, fl (K); Nyengenge Falls, Kimani river, alt. 1500 m, Jun. 1991, Lovett & Kayombo 463, fl (K, BR); Ufipa district Escarpment, Kasanga road, alt. 900 m, Jun. 1957, Richards 10132, fl, fr (K, BR). Habitat – Rocky or stony soils, in woodlands, serpentine outcrops, Uapaca dry scrubs or fringing woodlands by falls, alt. 900–1850(–2300) m.