INDIGOFERA atriceps (Bak. f.) Gillett subsp. kaessneri [family LEGUMINOSAE-PAPILIONOIDEAE], in K.B., Add. Ser. 1: 80 (1958); F.F.N.R.: 155 (1962). Type: Kenya, Kitui District, Gaditu, Kassner [Kässner] 876 (K, holo. !)
INDIGOFERA secundiflora var. ? [family LEGUMINOSAE-PAPILIONOIDEAE], [sensu Vatke in Oesterr. Bot. Zeitschr. 29: 221 (1879)]
INDIGOFERA secundiflora [family LEGUMINOSAE-PAPILIONOIDEAE], [sensu Taub. in P.O.A. C: 210 (1895), pro parte, non Poir.]
INDIGOFERA kaessneri Bak. f. [family LEGUMINOSAE-PAPILIONOIDEAE], in J.B. 41: 326 (1903)
INDIGOFERA secundiflora Bak. f. var. holstii [family LEGUMINOSAE-PAPILIONOIDEAE], in J.B. 41: 326 (1903). Type: Tanganyika, Lushoto District, Kwa Mshusa [Mshuzu], Holst 8987 (K, holo. !)
INDIGOFERA holstii (Bak. f.) Bak. f. [family LEGUMINOSAE-PAPILIONOIDEAE], L.T.A.: 153 (1926)
INDIGOFERA setosissima [family LEGUMINOSAE-PAPILIONOIDEAE], [sensu Chiov., Racc. Bot. Miss. Consol. Kenya: 30 (1935), non Harms]