@article {149,
	title = {Chromosome numbers of vascular plants from arctic and sub-arctic North-America},
	journal = {Arkiv f{\"o}r BotanikArkiv f{\"o}r Botanik},
	volume = {6},
	number = {6},
	year = {1967},
	pages = {309-326},
	author = {Hedberg, Olov}
}
