@article {577,
	title = {Monocots and Gymnosperms of Puerto Rico and the Virgin Islands},
	journal = {Contributions from the United States National Herbarium},
	volume = {52},
	year = {2005},
	pages = {415 pp.},
	author = {Acevedo-Rodr{\'\i}guez, P. and Strong, M.T.}
}
