4 literature references:

Author: Rudd,V.E.
Year: 1980
Title:
Source: A Revised Handbook to the Flora of Ceylon 1:428-458 Fabaceae
Author: Cheffings,C.
Year: 2004
Title:
Source: New Plt. Status Lists for G.B. BSBI News 95: 36-43.
Author: Terrell,E.E.
Year: 1977
Title:
Source: Checklist of Names for 3,000 Vas.Pl... Agric.Handbook No.505
Author: Isely,D.
Year: 1990
Title:
Source: Leguminosae, Vascular Flora S.E. U.S.A. 3(2) 1-258