STROPHANTHUS petersianus Klotzsch [family APOCYNACEAE], in Reise Mossamb. Bot. 1: 276 (1861); Stapf in F.T.A. 4, 1: 182 (1902); T.T.C.L.: 58 (1949); Codd in F.S.A. 26: 291 (1963); Beentje in Meded. Landbouwhogeschool 82 (4): 120, t. 33 (1982) & in F.Z. 7 (2): 477 (1985); K.T.S.L.: 486 (1994). Type: Mozambique, Tete, Zambezi R., Peters s.n. (B†, holo., K!, iso.)
STROPHANTHUS petersianus N. E. Br. var. grandiflorus [family APOCYNACEAE], in K.B. 1892: 126 (1892); Gilg in Monogr. Afr. Pfl.-Fam. & Gatt. 7: 28 (1903). Type: Mozambique, Delagoa Bay, Monteiro 1 (K!, holo., FT, G, P!, W!, iso.)
STROPHANTHUS sarmentosus Pax var. verrucosus [family APOCYNACEAE], in E.J. 15: 374 (1892). Type: Kenya, coast near Mombasa, Hildebrandt 1976 (B†, holo., BM!, K!, L!, LE, NY, P!, W!, WU, iso.)
STROPHANTHUS grandiflorus (N. E. Br.) Gilg [family APOCYNACEAE], in E.J. 32: 161, t. 7 (1902); Stapf in K.B. 1907: 510 (1907)
STROPHANTHUS verrucosus (Pax) Stapf [family APOCYNACEAE], in F.T.A. 4, 1: 181 (1902); T.T.C.L.: 56 (1949)