@book {8563,
	title = {The Goldenrods of Ontario: Solidago L. and Euthamia Nutt. (3 rd ed.)},
	year = {1999},
	month = {1999///},
	publisher = {Univ. Waterloo Biol. Ser. 39: VI},
	organization = {Univ. Waterloo Biol. Ser. 39: VI},
	author = {J.C. Semple and G.S. Ringius and J.J. Zhang}
}
