Persicaria amphibia (L.) Delarbre [ Polygonum amphibium L.]
no HD illustration available (m1)
Persicaria amphibia (L.) Delarbre [ Polygonum amphibium L.] [Polygonaceae]
A. Fiori, G. Paoletti, Iconogr. Fl. Ital.: p. 120, t. 957, fig. 4 (1895-1904)