@book {6134,
	title = {Otia botanica Hamburgensia},
	volume = {1},
	year = {1881},
	month = {1881},
	pages = {1 - 71},
	address = {Hamburg},
	author = {Reichenbach, H. G.},
	editor = {Meissner, T. T.}
}
@book {5642,
	title = {Otia botanica Hamburgensia.},
	number = {2},
	year = {1881},
	month = {1881},
	pages = {72 - 119},
	address = {Hamburg},
	author = {Reichenbach, H. G.},
	editor = {Meissner, T. T.}
}
