@book {20275,
	title = {Encyclop{\'e}die M{\'e}thodique.  Botanique, Supplement},
	volume = {3},
	year = {1813},
	publisher = {H. Agasse},
	organization = {H. Agasse},
	address = {Paris},
	url = {http://www.biodiversitylibrary.org/item/104525$\#$page/9/mode/1up},
	author = {Poiret, Jean L. M.}
}
@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.}
}
