@book {2952,
	title = {Florae Leydensis Prodromus},
	year = {1740},
	note = {pp. 427-430 in DFA files},
	publisher = {Samuelem Luchtmans},
	organization = {Samuelem Luchtmans},
	address = {Lugduni Batavorum},
	keywords = {Convolvulus, Ipomoea, Quamoclit},
	author = {Royen, Adriani van}
}
