@article {hilger_euro+med_2005,
	title = {The {Euro+Med} treatment of Boraginaceae in Willdenowia 34 - a response},
	journal = {Willdenowia},
	volume = {35},
	year = {2005},
	pages = {43{\textendash}48},
	author = {HH Hilger and Marc Gottschling and Federico Selvi and Bigazzi, M. and E. Langstr{\"o}m and Zippel, E. and Diane, N. and M. Weigend}
}
@article {selvi_phylogenetic_2004,
	title = {The phylogenetic relationships of Cynoglottis (Boraginaceae-Boragineae) inferred from {ITS}, {5.8S} and {trnL} sequences},
	volume = {246},
	number = {3-4},
	year = {2004},
	pages = {195{\textendash}209},
	author = {Federico Selvi and Papini, A. and HH Hilger and Bigazzi, M. and Nardi, E.}
}
@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.}
}
@article {hilger_molecular_2004,
	title = {Molecular systematics of Boraginaceae tribe Boragineae based on {ITS1} and {trnL} sequences, with special reference to Anchusa s.l.},
	volume = {94},
	year = {2004},
	pages = {201{\textendash}212},
	author = {HH Hilger and Federico Selvi and Papini, A. and Bigazzi, M.}
}
