We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleMorphological, cytogenetic, and molecular evidence for introgressive hybridization in birch.AuthorsThórsson AT; Salmela E; Anamthawat-Jónsson KPublicationThe Journal of heredity, 2001, Vol 92, Issue 5, p404ISSN0022-1503Publication typearticleDOI10.1093/jhered/92.5.404