Wigandia urens (Ruiz & Pavon) Kunth [ Wigandia caracasana Kunth]
no HD illustration available (m1)
Wigandia urens (Ruiz & Pavon) Kunth [ Hydrolea urens Ruiz & Pavon] [Hydrophyllaceae]
C.A.J.A. Oudemans, Neerl. Pl.-tuin, vol. 1 : t. 7 (1865)