@article {dum3388,
	title = {Twee nieuwe stadsgrassen in Belgi{\"e}: Bromus madritensis en Polypogon viridis},
	journal = {Dumortiera},
	volume = {90},
	year = {2006},
	month = {12/2006},
	pages = {24-26},
	chapter = {24},
	author = {Filip Verloove}
}
@article {dum3383,
	title = {Polypogon maritimus, een miskende neofyt in Belgi{\"e}},
	journal = {Dumortiera},
	volume = {93},
	year = {2008},
	month = {04/2008},
	pages = {26-28},
	chapter = {26},
	author = {Filip Verloove and Dirk De Beer and Bart van de Vijver and Walter Suys}
}
