@mastersthesis {450,
	title = {Systematics of Heliotropium section Orthostachys in Mexico},
	year = {1978},
	school = {Harvard University},
	address = {Cambridge, Massachusetts},
	author = {Frohlich, M. W.}
}
@mastersthesis {428,
	title = {Die phylogenetische Analyse der Sektion Heliotropium L. sect. Cochranea (Miers) Kuntze},
	year = {2006},
	month = {2006///},
	school = {Freie Universit{\"a}t Berlin},
	address = {Berlin},
	author = {Brokamp, G.}
}
@mastersthesis {417,
	title = {Systematics, ecology and evolution of Heliotropium sect. Cochranea and the biogeography of the Atacama Desert},
	year = {2010},
	month = {2010///},
	school = {Freie Universit{\"a}t Berlin},
	address = {Berlin},
	url = {http://www.diss.fu-berlin.de/diss/receive/FUDISS_thesis_000000020418},
	author = {Federico Luebert}
}
