Department of Plant Cytology and Embryology, Institute of Botany, Jagiellonian University, Gronostajowa 9, 30-387 Krakow, Poland
Bibliografia
GADELLA TWJ. 1987. Sexual tetraploid and apomictic pentaploid populations of Hieracium pilosella (Compositae). Plant Systematics and Evolution 157: 219–245.
KRAHULEC F, and KRAHULCOVÁ A. 2011. Ploidy levels and reproductive behaviour in invasive Hieracium pilosella in Patagonia. NeoBiota 11: 25–31.
POGAN E, and WCISłO H. 1995. Embryological analysis of Hieracium pilosella L. from Poland. Acta Biologica Cracoviensia Series Botanica 37: 53–61.