-
Wahlenbergia lobelioides
(Wahlenbergie)
-
Waldsteinia geoides
(Waldsteinia)
-
Waltheria indica
(Guimauve)
-
Washingtonia filifera
(Palmier jupon, Palmier coton d'Amérique, Palmier de Californie)
-
Washingtonia robusta
(Palmier du Mexique, Palmier de Washington)
-
Watsonia sp.
(Watsonia)
-
Wedelia calycina
(Bouton d'or, Herbe soleil)
-
Weigela florida
(Weigelia)
-
Weinmannia pinnata
(Weinmannia)
-
Weinmannia tinctoria
(Weinmannie tinctoriale, Tan rouge)
-
Werauhia kupperiana
(Broméliade)
-
Wercklea insignis
(Wercklea)
-
Whitfieldia elongata
(Whitfieldia)
-
Wigandia urens
(Wigandie de Caracas)
-
Wikstroemia indica
(Wikstroemia)
-
Wisteria floribunda
(Glycine du Japon, Glycine très fleurie)
-
Wisteria sinensis
(Glycine de Chine, Glycine commune)
-
Withania somnifera
(Withania, Ti poc-poc, Ashwagandha, Ginseng Indien)
-
Witheringia meiantha
(Witheringia)
-
Wodyetia bifurcata
(Palmier queue de renard)