@article {7029,
	title = {Notes on the origin of two ornamental sunflowers, Helianthus multiflorus L. and H. laetiflorus Pers},
	journal = {Baileya},
	volume = {8},
	year = {1960},
	month = {1960///},
	pages = {146 - 149},
	author = {C.B. Heiser}
}
