@article {38877,
	title = {Isoetes x truncata - a newly considered pentaploid hybrid from western North America},
	volume = {71},
	year = {1993},
	pages = {1016-1025},
	publisher = {Canadian Journal of Botany},
	url = {http://article.pubs.nrc-cnrc.gc.ca/RPAS/rpv?hm=HInit\&calyLang=eng\&journal=cjb\&volume=71\&afpf=b93-117.pdf},
	author = {Britton, D. M. and Brunton, D. F.}
}
