@article {20302,
	title = {Studies of West Indian plants---XI},
	journal = {Bulletin of the Torrey Botanical Club},
	volume = {50},
	year = {1923},
	pages = {35-56},
	chapter = {35},
	url = {http://www.biodiversitylibrary.org/item/90525$\#$page/40/mode/1up},
	author = {Britton, Nathaniel L.}
}
@article {19891,
	title = {Diagnoses of Hainan plants, II},
	journal = {Philippine Journal of Science},
	volume = {23},
	year = {1923},
	month = {09/1923},
	pages = {237-268},
	chapter = {237},
	url = {http://www.biodiversitylibrary.org/item/88959$\#$page/273/mode/1up},
	author = {Merrill, Elmer D}
}
