Water mint

Water mint

Observation - Water mint - UK and Ireland. Description: Lilac flowerhead consisting of many individual flowers with long stamens. Growing in shallow still water of a silted pool. Square stem. Oval leaves growing in pairs. About 20-25cm tall

Lilac flowerhead consisting of many individual flowers with long stamens. Growing in shallow still water of a silted pool. Square stem. Oval leaves growing in pairs. About 20-25cm tall