@article {_neophytische_1995,
	title = {Neophytische Kultur- und Anbaupflanzen als Kulturfl{\"u}chtlinge des Rheinlandes},
	journal = {Nardus},
	volume = {2},
	year = {1995},
	pages = {272},
	author = {Klaus Adolphi}
}
@article {berg_adaptation_1969,
	title = {Adaptation and evolution in Dicentra (Fumariaceae), with special reference to seed, fruit, and dispersal mechanism},
	journal = {Nytt Mag. Bot.},
	volume = {16},
	year = {1969},
	pages = {49{\textendash}75},
	author = {Berg, {R.Y.}}
}
