Type locality: Gabon, northern part of the Monts de
Cristal, a river near village of Nkinèn, crossing the road N5 from Médoneu to Kougouleu
(0°58'06.3''N, 10°41'33.5''E).
Blum, Bitter and Sewer ("BBS"), 24 Aug. 1999; collection locality G 02/157 (Sonnenberg) equivalent to BBS 99/23.