@article {8351,
	title = {Phylogenetics of Piptatherum s.l. (Poaceae: Stipeae): evidence for a new genus, Piptatheropsis, and resurrection of Patis},
	journal = {Taxon},
	volume = {60},
	year = {2011},
	month = {2011///},
	pages = {1703 - 1716},
	author = {K. Romaschenko and P.M. Peterson and R.J. Soreng and O. Futorna and A. Susanna}
}
