3 literature references for Vigna polytricha Baker:

Author: Gillett,J.B. et al.
Year: 1971
Title:
Source: Papilionoideae.In:Fl.Trop.E.Africa,Milne-Redhead & Polhill
Author: Marechal,R. et al.
Year: 1978
Title:
Source: Boissiera 28:1-273 ...Phaseolus et Vigna...
Author: Du Puy,D.J. et al.
Year: 2002
Title:
Source: The Leguminosae of Madagascar. RBG Kew.