1. Bhat B.K., Bakshi S.K. & Kaul M.K. (1974): Reports. In:Löve Á. (ed.), IOPB chromosome number reports, XLVI,Taxon 23: 809.
2. Bretagnolle F., Felber F., Calame F.G. &Küpfer PH. (1998): La polyploïdie chez les plantes.Bot. Helv. 108: 5–37.
3. Couderc H., Gorenflot R., Moret J. &Siami A. (1985): Caractéristiques et conséquences de la variation chromosomique chez l’Ornithogalum divergens Boureau.Bull. Soc. Bot. France 132: 63–72.
4. Czapik R. (1994): How to detect apomixis inAngiospermae.Polish Bot. Stud. 8: 13–21.
5. Dawe J.C. & Murray D.F. (1981):Atlas of the chromosome numbers documented for the Alaskan flora. http://www.uaf.edu/museum/herb/chromatl.html.