@article {484,
	title = {Essai d{\textquoteright}une Flore du gr{\`e}s bigarr{\'e}},
	journal = {Annales des Sciences Naturelles},
	volume = {15},
	year = {1828},
	pages = {435-460, pls 15-20},
	chapter = {435},
	url = {http://books.google.nl/books?id=MsJbAAAAQAAJ},
	author = {Brongniart, Adolphe}
}
