Trifolium pignantii is a species of clover in the pea family Fabaceae, native to Albania, Bulgaria,; the former Yugoslavia, and Greece. References GBIF entry J. B. G. M. Bory de Saint-Vincent et al., Exp. sci. Morée, Bot. 3(2):219. 1832. Gillett, J. M. & N. L. Taylor (M. Collins ed.). 2001. The world of clovers. Tutin, T. G. et al., eds. 1964–1980. Flora europaea. Zohary, M. & D. Heller. 1984. The genus Trifolium. pignantii Taxa named by Louis Athanase Chaubard