Wettsteinia Inversa (Wettsteinia inversa)
Wibelia Divaricata (Wibelia divaricata)
Wikstroemia Chamaedaphne (Wikstroemia Chamaedaphne)
Wikstroemia Indica (Wikstroemia indica)
Wikstroemia Retusa (Wikstroemia retusa)
Wikstroemia Viridiflora (Wikstroemia Viridiflora)
Wisteria Brachybotrys (Wisteria brachybotrys)
Wisteria Sinensis (Wisteria sinensis)
Withania somnifera (Withania somnifera)
Woodfordia Fruticosa (Woodfordia fruticosa)
Woodsia Manchuriensis (Woodsia manchuriensis)
Woodwardia Orientalis (Woodwardia orientalis)
Wrightia Coccinea (Wrightia coccinea)
Wrightia Tinctoria (Wrightia tinctoria)
Wulfenia Orientalis (Wulfenia orientalis)
Wunderlichia Mirabilis (Wunderlichia mirabilis)
Wyethia Mollis (Wyethia mollis)
Xanthium Chasei (Xanthium Chasei)
Xanthium Pungens (Xanthium Pungens)
Xanthium Sibiricum (Xanthium sibiricum)
Xanthium Strumarium (Xanthium strumarium)
Xanthoceras Sorbifolia (Xanthoceras sorbifolium)