Plants

Polygonum longista
Persicaria longiseta

I'm also a mudfish fishing
Persicaria maackiana

Spring knotweed
Persicaria maculosa

Small-headed knotweed 'Red Dragon'
Persicaria microcephala 'Red Dragon'

Broad-leaved loach fishing
Persicaria muricata

Polygonum aviculare
Persicaria neofiliformis

Mountain knotweed
Persicaria nepalensis

Hairy knotweed
Persicaria orientalis

daughter-in-law's navel
Persicaria perfoliata

Polymorpha
Persicaria polymorpha

Polygonum persicaria
Persicaria posumbu

Narrow-leaved loach fishing
Persicaria praetermissa