@article {selvi_molecular_2006,
	title = {Molecular phylogeny, morphology and taxonomic re-circumscription of the generic complex {Nonea/Elizaldia/Pulmonaria/Paraskevia} (Boraginaceae-Boragineae)},
	volume = {55},
	number = {4},
	year = {2006},
	pages = {907{\textendash}918},
	keywords = {Boraginales 2013},
	author = {Federico Selvi and Bigazzi, M. and HH Hilger and Papini, Al.}
}
