@article {16,
	title = {Floristic relationships between eastern Asia and eastern North America},
	journal = {Transactions of the American Philosophical SocietyTransactions of the American Philosophical Society},
	volume = {42},
	number = {2},
	year = {1952},
	pages = {371-429},
	isbn = {0065-9746},
	author = {Li, Hui-Lin}
}
