@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.}
}
@article {68,
	title = {Anthodien, Pseudanthien und Infloreszenzblumen},
	journal = {Beitr. Biol. Pflanzen},
	volume = {66},
	number = {2},
	year = {1991},
	pages = {221-240},
	author = {Classen-Bockhoff, Regine}
}
@article {87,
	title = {Triglochin maritima L. (Triglochin maritimum L.)},
	journal = {Journal of Ecology},
	volume = {79},
	year = {1991},
	pages = {531-555},
	keywords = {British Isles, Juncaginaceae, Triglochin},
	url = {http://www.jstor.org/stable/2260731},
	author = {Davy, A.J. and Bishop, G.F.}
}
