@article {20248,
	title = {Taxonomic records concerning American spermatophytes 2. New or otherwise noteworthy plants},
	journal = {Contributions from the Gray Herbarium of Harvard University},
	volume = {70},
	year = {1924},
	pages = {69-87},
	chapter = {69},
	url = {http://www.biodiversitylibrary.org/item/123406$\#$page/68/mode/1up},
	author = {Johnston, Ivan M.}
}
