@article {143,
	title = {Introduction to the symposium and overview of aquatic angiosperm diversity},
	journal = {American Journal of BotanyAmerican Journal of Botany},
	volume = {78},
	number = {6, suppl.},
	year = {1991},
	pages = {190-191},
	keywords = {aquatic angiosperms, Alismatidae},
	author = {Haynes, Robert R.}
}
