@book {1705,
	title = {Flora of Tropical East Africa-Verbenaceae (1992)},
	number = {168},
	year = {1992},
	publisher = {CRC Press},
	organization = {CRC Press},
	isbn = {9061913586},
	author = {Verdcourt, Bernard}
}
@book {825,
	title = {An annotated catalogue of the vascular plants of Oman and their vernacular names},
	year = {1992},
	publisher = {Jardin Botanique National de Belgique},
	organization = {Jardin Botanique National de Belgique},
	isbn = {9072619080},
	author = {Ghazanfar, Shahina A}
}
