@book {7,
	title = {Synopsis generum compositarum earumque dispositionis novae tentamen, monographis multarum Capensium interjectis,},
	year = {1832},
	pages = {498},
	publisher = {Berolini :sumtibus Dunckeri et Humblotii,},
	organization = {Berolini :sumtibus Dunckeri et Humblotii,},
	keywords = {Compositae|},
	url = {http://www.biodiversitylibrary.org/item/109470},
	author = {Lessing, Christian Friedrich,}
}
@book {5,
	title = {Flora capensis :},
	volume = {v. 3},
	pages = {637},
	publisher = {Kent, etc. ;L. Reeve,},
	organization = {Kent, etc. ;L. Reeve,},
	keywords = {Plants|South Africa|},
	url = {http://www.biodiversitylibrary.org/item/15235},
	author = {Harvey, William H. and Sonder, Otto Wilhelm, and Thiselton-Dyer, William T.}
}
@book {4,
	title = {Prodromus systematis naturalis regni vegetabilis, sive, Enumeratio contracta ordinum generum specierumque plantarum huc usque cognitarium, juxta methodi naturalis, normas digesta /},
	volume = {v. 6},
	year = {1837},
	pages = {696},
	publisher = {Parisii :Sumptibus Sociorum Treuttel et Würtz,},
	organization = {Parisii :Sumptibus Sociorum Treuttel et Würtz,},
	keywords = {Botany|Classification|Plants|},
	url = {http://www.biodiversitylibrary.org/item/7155},
	author = {Candolle, Augustin Pyramus de, and Candolle, Alphonse de,}
}
