@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.}
}
