INDIGOFERA volkensii Taub. [family LEGUMINOSAE-PAPILIONOIDEAE], (1895).
INDIGOFERA phillipsiae Bak. f. [family LEGUMINOSAE-PAPILIONOIDEAE], (1903);. types: N Somalia, James & Thrupp s.n. (K syn.), Lort Phillips s.n. (BM K syn.).
INDIGOFERA insularis Chiov. [family LEGUMINOSAE-PAPILIONOIDEAE], (1908).
INDIGOFERA phillipsiae Chiov. var. erecta [family LEGUMINOSAE-PAPILIONOIDEAE], Fl. Somala 1: 140 (1929);. types: N3, Stefanini & Puccioni 770 & 1046 (both FT syn.).
INDIGOFERA phillipsiae Chiov. var. prostrata [family LEGUMINOSAE-PAPILIONOIDEAE], Fl. Somala 1: 140 (1929);. type: S2, Mogadishu, Stefanini & Puccioni 86 (FT holo.).
INDIGOFERA sesquijuga Chiov. [family LEGUMINOSAE-PAPILIONOIDEAE], (1929);. types: N3, Stefanini & Puccioni 28 & 946 (FT syn.).
INDIGOFERA viridiflora Chiov. [family LEGUMINOSAE-PAPILIONOIDEAE], (1929);. type: N3, Stefanini & Puccioni 891 (FT holo.).
INDIGOFERA boranensis Chiov. [family LEGUMINOSAE-PAPILIONOIDEAE], (1939).
INDIGOFERA subhirtella Chiov. [family LEGUMINOSAE-PAPILIONOIDEAE], (1939).