- ↑ <![CDATA[Zohary,M. & Heller,D.]]>, 1984 The Genus Trifolium. Jerusalem.
- ↑ <![CDATA[Heywood,V.H. & Ball,P.W.]]>, 1968 Leguminosae.In:Flora Europaea Vol.2.ed.Tutin,T.G.et al.
- ↑ Roskov Yu.R., 2005 Editorial scrutiny: Northern Eurasia data Import (unpubl.)
- ↑ Greuter,W. et al. (Eds.), 1989 Med-Checklist Vol.4 (published)
- ↑ Roskov,Yu.R., 1990 Revis.of the g.Trifolium in fl.USSR.Cand.thes.Leningrad(Rus)
- ↑ Webb,C.J. et al., 1988 Flora of New Zealand Vol IV
- ↑ Pollich,J.A., 1777 Hist.Pl.Palat.Vol.2
- ↑ 8.0 8.1 Roskov Y., Kunze T., Orrell T., Abucay L., Paglinawan L., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Decock W., De Wever A., Didžiulis V. (ed) (2014). "Species 2000 & ITIS Catalogue of Life: 2014 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 26 Mayo 2014.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ ILDIS World Database of Legumes
