As its name suggests, the Marsh violet likes damp spots, such as marshes, bogs and wet woods. It is a low-growing plant with kidney-shaped leaves and pale lilac flowers.

With a silvery body, and purple, pink and bluish streaks down its flanks, the rainbow trout lives up to its name. Popular with anglers, it is actually an introduced species in the UK.

The spiky, silvery leaves of Sea-holly give this plants its common name. Look for its beautiful, thistle-like, blue blooms on coastlines and sand dunes in summer.

Living up to its name, the hairy violet is covered in fine hairs. Look for its delicate, violet flowers blooming from March to June on chalk grasslands, in particular.

As its name suggests, the ruby elfcup is a bright red, cup-shaped fungus. It is widespread, but scarce, and can be found on fallen twigs and branches, particularly in areas with higher rainfall.…

Living up to its name, the shoveler has a large and distinctive shovel-like bill which it uses to feed at the surface of the water. It breeds in small numbers in the UK, but is widespread in…

Wavy hair-grass lives up to its name: its fine, hair-like leaves and delicate flower heads can be seen shaking in the breeze of a windswept moorland or heathland.

Common laburnum is an introduced species, planted in parks and gardens. It is most recognisable in flower - its hanging bunches of yellow blooms giving it the name 'Golden rain'. It is…

Despite its name, Common knotgrass is not a grass, but is actually related to the docks. It has wiry stems that grow along the ground, and is a weed of waste ground, gardens and arable fields.

Favouring shady spots in woodlands and hedgerows, Garlic mustard can grow very tall. It has small, white flowers and, as its name suggests, smells faintly of garlic.

As its name suggests, Himalayan balsam is from the Himalayas and was introduced here in 1839. It now an invasive weed of riverbanks and ditches, where it prevents native species from growing.

A pretty and distinctive little waterbird, the mandarin duck was introduced from the Far East as its name suggests. Oddly for a duck, it nests in trees, sometimes high above the water.