@article {Epling:1951p1018,
	title = {Supplementary Notes on American Labiatae-V},
	journal = {Brittonia},
	volume = {7},
	number = {3},
	year = {1951},
	month = {Jan},
	pages = {129{\textendash}142},
	url = {http://www.jstor.org/stable/2804702},
	author = {Carl Epling}
}
