| Name | Vigna vexillata var. angustifolia (Schumacher & Thonning) Baker |
| Authorship | (Schumacher & Thonning) Baker |
| Rank | Variety |
| Placed in | Vigna vexillata (Linnaeus) A. Richard |
| Citation | 1871 Fl. Trop. Afr. [Oliver et al.]. 2: 200 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Vigna vexillata var. angustifolia (Schumacher & Thonning) Baker |
| Identification made in | [no date] (1) |