Bidens acuticaulis var. acuticaulis [family COMPOSITAE]
Bidens ciliata De Wild. [family COMPOSITAE], in F.R. 13: 203 (1914), non B. ciliata Fisch. & Mey. (1839), nom. illegit . Type: Congo (Kinshasa), Shaba, Lubumbashi [Elisabethville], Bequaert 302 (BR!, holo.)
Bidens paupercula Sherff [family COMPOSITAE], in Bot. Gaz. 76: 158, fig. 12/a–g (1923) & in Field Mus. Nat. Hist., Bot. Ser. 11, 6: 380, fig. 94 (1936); Lisowski, Asterac. Fl. Afr. Centr. 1: 133, fig. 31 (1991). Type: Tanzania, Rungwe District: Kyimbila, Mulinda, Stolz 1442 (B†, holo., M!, lecto., C!, G!, K!, L!, S!, Z!, isolecto., chosen by Rayner, 1992)