@article {721,
	title = {Notes on the prealpine flora of the Picos de Europa, Spain},
	journal = {Notes Roy. Bot. Gard. EdinburghNotes Roy. Bot. Gard. Edinburgh},
	volume = {23},
	year = {1959},
	pages = {25-46},
	author = {Dresser,D.W.}
}
@article {722,
	title = {Notes on the prealpine flora of the Picos de Europa, Spain - II},
	journal = {Notes Roy. Bot. Gard. EdinburghNotes Roy. Bot. Gard. Edinburgh},
	volume = {24},
	year = {1962},
	pages = {ene-13},
	author = {Dresser,D.W.}
}
