@article {427,
	title = {Megagametogenesis in Halophila johnsonii, a threatened seagrass with no known seeds, and the seed-producing Halophila decipiens (Hydrocharitaceae)},
	journal = {Aquatic Botany},
	volume = {88},
	year = {2008},
	pages = {277{\textendash}282},
	doi = {10.1016/j.aquabot.2007.11.005},
	author = {York, R.A. and Durako, M.J. and Kenworthy, W.J. and Freshwater, D.W.}
}
@article {292,
	title = {Evolutionary trends in the seagrass genus Halophila (Thouars): insights from molecular phylogeny},
	journal = {Bulletin of Marine Science},
	volume = {71},
	year = {2002},
	pages = {1299-1308},
	author = {Waycott, M. and Freshwater, D.W. and York, R.A. and Calladine, A. and Kenworthy, W.J.}
}
