PITTOSPORUM spathicalyx De Wild. [family PITTOSPORACEAE], Pl. Bequaert. 2: 45 (1923); Lebrun, Les Ess. For. Congo Orient.: 81 (1935); F.P.N.A. 1: 232, t. 22 (1948), J. Léon, in F.C.B. 2: 576, t. 57 (1951); Cuf. in F.R. 55: 74, fig. 5/b, c & 8 (1952); I.T.U., ed. 2: 314 (1952); Cuf. in Bol. Soc. Brot., sér. 2, 34: 167 (1960). Type: Congo Republic, near Lake Edward, Angi, Bequaert 5826 (BR, holo.!)
PITTOSPORUM abyssinicum [family PITTOSPORACEAE], [sensu Baker, Moore & Rendle in J.L.S. 37: 123 (1905), non Del.]
PITTOSPORUM mannii [family PITTOSPORACEAE], [sensu Engl. in V.E. 3 (1): 851 (1915), pro parte, quoad exsicc. A. Braun, non Hook. f.]
PITTOSPORUM malosanum [family PITTOSPORACEAE], [sensu T.T.C.L.: 452 (1949), pro parte, quoad Bukoba District, non Baker]
PITTOSPORUM viridiflorum subsp. quartinianum transit ad P. spathicalyx [family PITTOSPORACEAE], [sensu Cuf. in F.R. 55: 49 (1952), quoad exsicc. Gillman 619 et Dale in F.D. 2408]