canal

Duck potato Sagittaria latifolia botanical illustration by Lizzie Harper showing underwater “potato” growths

Fool’s water-cress Apium nodiflorum with seed and flower detail

Greater Bird’s-foot trefoil Lotus pendunculatus or Lotus uliginosus with calyx detail

Gypsywort Lycopus europaeus with detail of flower calyx and seed

Water fern Azolla filiculoides shown floating with water repelling properties

Water forget-me-not Myosotis scorpiodes showing growth habit

Water figwort Scrophularia auriculata with detail of flower stem and seed

Water-violet Hottonia palustris showing submerged leaves

Water-pepper Persicaria hydropiper or Polygonum hydropiper

Brooklime Veronica beccabunga in flower showing red stem

Amphibious bistort Polygonum amphibium floating form in flower

Celery-leaved buttercup Ranunculus sceleratus showing whole plant and roots

Common butter-bur Petasites hybridus with male flowers inflorescence

Common duckweed Lemna minor showing plant growing and close up of flower

Great yellow-cress Rorippa amphibia with detail of seed and flower

Ivy-leaved water crowfoot Ranunculus hederaceus showing sprawling habit

Skullcap Scutellaria galericulata showing distinctive blue flowers

Water soldier Stratiotes aloides showing emergent leaves

Red eyed damsel Erythromma najas male dorsal view cut to white

Emperor dragonfly Anax imperator male dorsal view cut to white

Water dock Rumex hydrolapathum pencil drawing

Hemlock Water dropwort Oenanthe crocata with details of the roots, of an individual leaf, and of one flower and one fruit

Common bream Abramis brama

Mute swan Cygnus olor standing on one grey leg and clearly showing its orange beak