5. Eumachia gossweileri (Cavaco) Razafim. & C.M. Taylor, comb. nov.

Ξ Grumilea gossweileri Cavaco in Bull. Mus. Hist. Natl., sér. 2 29: 515. 1958 . Ξ Chazaliella gossweileri (Cavaco) E.M.A. Petit & Verdc. in Kew Bull. 30: 269. 1975. Ξ Margaritopsis gossweileri (Cavaco) Razafim. & B. Bremer in Amer. J. Bot. 101: 1117. 2014 .

Typus: ANGOLA: NE da Lunda, Dundo, prox. flumen Luacimo, 750 m, 31.X.1946, Gossweiler 13799 (holo-: P [P00551375] image seen; iso-: BM [BM000903675] image seen, K [K000412571] image seen) .

Note. – This species is found in the main region of Angola (i.e., not Cabinda; VERDCOURT, 1977).