Growing in tufts, Crested dog's-tail is a stiff-looking grass, with a tightly packed, rectangular flower spike. Look for it in lowland meadows and grasslands.

The Welsh poppy is a plant of damp and shady places, roadsides and hillsides. It is also a garden escapee. It flowers over summer, attracting nectar-loving insects.

Wood melick is a slender, drooping grass that grows in dense patches in ancient woodlands and along shady banks. It has nodding flower heads, with brown, egg-shaped spikelets that contain the…

This brown seaweed lives in the lower shore and gets its name from the serrated edges to its fronds.

Cock's-foot is a common, tussocky grass of grasslands, woodland rides and cultivated ground - its fluffy, pinky-beige flower heads are quite distinctive.

A tall plant, purple-loosestrife can form dense stands of bright purple flower spikes in wet habitats like reedbeds, fens and marshes.

Water-plantain is an aquatic plant of shallow water and muddy banks. In bloom over summer, it displays tall branches of loosely clustered, pale lilac flowers.

Pineappleweed is an introduced species that has become a widespread 'weed' of disturbed ground, such as pavements and roadsides and gardens. It has feathery leaves and yellow flower…

As its name suggests, Water dock likes damp places, such as the egdes of canals, ponds and rivers. It is a tall plant with large, greenish flower spikes.