@book {8629,
	title = {Heukels_ Flora van Nederland (23e druk)},
	year = {2005},
	month = {2005///},
	pages = {685 - 685},
	publisher = {Wolters-Noordhoff, Groningen},
	organization = {Wolters-Noordhoff, Groningen},
	author = {R. van der Meijden}
}
