Rhynchosia caribaea Jacq. DC. [family LEGUMINOSAE], Prodr. 2: 384 (1825). —E.G. Baker, Legum. Trop. Africa: 474 (1929) pro parte. —Meikle in Kew Bull. 6: 173, fig. 1 (1951). —Mogg in Macnae & Kalk, Nat. Hist. Inhaca Isl., Moçamb., ed. 2, rev.: 146 (1969). —Drummond in Kirkia 8: 225 (1972). —Gonçalves in Garcia de Orta, Sér. Bot. 5: 106 (1982). —Lock, Leg. Afr. Check-list: 426 (1989). Type a specimen grown in Vienna, erroneously believed to be from seed from the Caribbean but clearly from South Africa*.
Glycine caribaea Jacq. [family LEGUMINOSAE], Collect. 1: 66 (1787); Icon. Pl. Rar. 1: t. 146 (1787).
Rhynchosia gibba E. Mey. [family LEGUMINOSAE], in Linnaea 7: 170 (1830). —Harvey in F.C. 2: 255 (1862). Type from South Africa.
Rhynchosia acuminata Eckl. & Zeyh. [family LEGUMINOSAE], Enum. Pl. Afr.: 253 (1836). Type from South Africa.
Copisma gibbum E. Mey. E. Mey. [family LEGUMINOSAE], Comment. Pl. Afr. Austr.: 137 (1836).
Rhynchosia flavissima [family LEGUMINOSAE], sensu E.G. Baker in J. Linn. Soc., Bot. 40: 59 (1911), non Hochst. ex Baker.
Rhynchosia gazensis Baker f. [family LEGUMINOSAE], Legum. Trop. Africa: 475 (1929). Lectotype (given by Meikle as “type” in 1951): Zimbabwe, Gazaland, Chirinda, Swynnerton 448 (BM, lectotype).