Department of Biology, University of Tirana, Bulevardi ZOG I, Tirana, Albania
Bibliografia
NADOT S, BALLARD HE JR, CREACH JB, and DAJOZ I. 2000. The evolution of pollen heteromorphism in Viola: A phylogenetic approach. Plant Systematics and Evolution 223: 155–171.
MARCUSSEN T, HEIER L, BRYSTING AK, OXELMAN B, and JAKOBSEN KS. 2015. From gene trees to a dated allopolyploid network: Insights from the Angiosperm genus Viola (Violaceae). Systematic Biology 64(1): 84–101.
DAJOZ I. 1999. The distribution of pollen heteromorphism in Viola: Ecological and morphological correlates. Evolutionary Ecology Research 1: 97–109.