@inbook {666,
	title = {Heliotropiaceae},
	booktitle = {The families and genera of vascular plants},
	volume = {14},
	year = {2016},
	pages = {203{\textendash}211},
	publisher = {Springer-Verlag},
	organization = {Springer-Verlag},
	address = {Berlin},
	url = {http://dx.doi.org/10.1007/978-3-319-28534-4_17},
	author = {Diane, N. and Hilger, H. H. and F{\"o}rther, H. and Weigend, M. and Federico Luebert},
	editor = {Kadereit, J. W. and Bittrich, V.}
}
@article {525,
	title = {Notas sobre Heliotropium krauseanum Fedde, la {\'u}nica especie de Heliotropium sect. Cochranea del Per{\'u} (Heliotropiaceae = Boraginaceae subfam. Heliotropioideae)},
	journal = {Arnaldoa},
	volume = {10},
	year = {2003},
	month = {2003///},
	pages = {61 - 74},
	author = {Weigend, Maximilian and Brokamp, G. and Kirbach, A. and F{\"o}rther, H.}
}
@article {420,
	title = {The genus Heliotropium L. (Boraginaceae) in Flora Iranica area},
	journal = {Sendtnera},
	volume = {2},
	year = {1994},
	month = {1994///},
	pages = {187 - 276},
	author = {Akhani, H. and F{\"o}rther, H.}
}
@article {390,
	title = {Die infragenerische Gliederung der Gattung Heliotropium L. und ihre Stellung innerhalb der Subfam. Heliotropioideae (Schrad.) Arn. (Boraginaceae)},
	journal = {Sendtnera},
	volume = {5},
	year = {1998},
	month = {1998///},
	pages = {35 - 241},
	url = {http://www.biodiversitylibrary.org/page/15043480},
	author = {F{\"o}rther, H.}
}
@article {389,
	title = {A systematic analysis of Heliotropium, Tournefortia, and allied taxa of the Heliotropiaceae (Boraginales) based on ITS1 sequences and morphological data},
	journal = {American Journal of Botany},
	volume = {89},
	year = {2002},
	month = {2002///},
	pages = {287 - 295},
	url = {http://www.amjbot.org/content/89/2/287},
	author = {Diane, N. and F{\"o}rther, H. and Hilger, Hartmut H.}
}
