@article {2978,
	title = {Microsporogenesis and pollen sulcus type in Asparagales (Lilianae)},
	journal = {Can. J. Bot.},
	volume = {75},
	year = {1997},
	month = {1997///},
	pages = {408 - 430},
	author = {Rudall, P. J. and Furness, C. A. and Chase, M. W. and Fay, F. F.}
}
