Literature references

5 literature references for Trifolium nigrescens Viv.:

Author: V.H. Heywood, P.W. Ball
Year: 1968
Title:
Source: Leguminosae.In:Flora Europaea Vol.2.ed.Tutin,T.G.et al.
Author: Roskov Yu.R.
Year: 2005
Title:
Source: Editorial scrutiny: Northern Eurasia data Import (unpubl.)
Author: M. Zohary, D. Heller
Year: 1984
Title:
Source: The Genus Trifolium. Jerusalem.
Author: D. Viviani
Year: 1808
Title:
Source: Fl.Ital.Fragm.
Author: Roskov,Yu.R.
Year: 1993
Title:
Source: Bot.Zhurn.(Leningrad) 78(6):76-79. Amoria nigrescens...