@article {1764,
	title = {Carlson (1997)},
	journal = {Phytologia},
	volume = {83},
	number = {4},
	year = {1997},
	pages = {312-330},
	keywords = {ELYMUS, Elymus; Pseudoroegneria;, Pseudoroegneria, Pseudoroegneria;},
	author = {Carlson, J.R. and Barkworth, M. E.}
}
