@article {20266,
	title = {Flora of Costa Rica, Part II},
	journal = {Field Museum of Natural History, Botanical series},
	volume = {18},
	year = {1937},
	month = {10/1937},
	pages = {401-780},
	chapter = {401},
	url = {http://www.biodiversitylibrary.org/item/19747$\#$page/9/mode/1up},
	author = {Standley, Paul C.}
}
@article {18518,
	title = {Flora Peruviana, et Chilensis IV (Laurographia)},
	year = {1804},
	pages = {Plates CCCXLV - CCCLXXII},
	type = {plates},
	url = {http://bibdigital.rjb.csic.es/ing/Libro.php?Libro=5798},
	author = {Ruiz L{\'o}pez, Hip{\'o}lito and Pavon, Jos{\'e} Antonio}
}
