@article {651,
	title = {Distribution of Heliotropium torreyi (Boraginaceae), and the description of a new species from its midst},
	journal = {Lundellia},
	volume = {10},
	year = {2007},
	pages = {7{\textendash}10},
	author = {Turner, B. L.}
}
@article {turner_heliotropium_2010,
	title = {Heliotropium procumbens (Boraginaceae): Native or adventive in the USA?},
	journal = {Phytologia},
	volume = {92},
	number = {2},
	year = {2010},
	pages = {151{\textendash}155},
	url = {http://www.phytologia.org/Phytologia\%20PDFs/92\%282\%29pdfFiles/92\%282\%29151-155TurnerWilliamsHeliotropium.pdf},
	author = {Turner, B. L. and Williams, J.}
}
