How to… Identify UK Butterfly Species

A flash of colour flitting by in the heat of the summer sun. Twisting this way and that, showing off amazing aerial acrobatics above a meadow of long, waving grass. A butterfly, small but standing out against a backdrop of browns, yellows, reds, blues and whites. Floating like a leaf down to a flower, the butterfly stops, flicking its wings before coming to a stop, wings outstretched in the sunshine. What could this beauty be?

Butterflies come in all shapes, sizes and colours, and can be found in a variety of habitats, from big cities to more remote areas. They are also a popular cultural symbol across the globe, with symbolism ranging from rebirth and transformation to representing the human soul. Along with their long history of capturing the mind and imagination of people, in nature, butterflies are great indicators of the health of habitats and are an important part of the food chain. As is the common story right now, butterflies are unfortunately threatened by habitat loss and degradation, as well as climate change, pesticide use, and invasive species. They need our help!

To be able to help butterflies, we need to understand them better. In the UK, we have 59 species, with only 2 being migrants. Though butterflies are more noticeable for people to identify, most Brits can only name but a handful of species. As we ease into summer, now is a great time to brush up your knowledge of what species you can identify. Here’s 13 to get you started!

Butterflies

Brimstone (Gonepteryx rhamni)

  • Family: White and Yellow butterflies
  • Size: Large (60-74mm wide)
  • Butterfly appearance: Look like veined-leaves with pale-yellow undersides and an orange dot on each wing. Uppersides: Males= sulphurous yellow; Female= paler in colour
  • Caterpillar food plants: Buckthorn and Alder Buckthorn
  • On the wing: Can be seen throughout the year, but most commonly during spring
  • Winter: Hibernate as adults in wooded areas
  • Distribution: Common in England and Wales, less common in Ireland, and very rare in Scotland

Small Tortoiseshell (Aglais urticae)

  • Family: Brush-footed butterflies
  • Size: Medium (45-60mm wide)
  • Butterfly appearance: Bright orange wings with a black pattern, white patch close to each outer top edge, and a border of blue half-moons. Underside dark and light brown
  • Caterpillar food plants: Nettles
  • On the wing: March-October
  • Winter: Hibernate as adults in sites, such as tree hollows and sheds
  • Distribution: Widespread throughout Britain

Red Admiral (Vanessa atalanta)

  • Family: Brush-footed butterflies
  • Size: Large (64-78mm wide)
  • Butterfly appearance: Black wings with red bands and white markings. Underside is similar, but paler and more mottled
  • Caterpillar food plants: Nettles
  • On the wing: March-October
  • Winter: Hibernate as adults
  • Distribution: Widespread throughout Britain

Painted Lady (Vanessa cardui)

  • Family: Brush-footed butterflies
  • Size: Medium/Large (58-74mm)
  • Butterfly appearance: Orange wings with black and white markings. Underside is similar, but paler and more mottled
  • Caterpillar food plants: Thistles and sometimes nettles and mallows
  • On the wing: March-October
  • Winter: Migrate from Africa each spring
  • Distribution: Widespread across Britain

Gatekeeper (Pyronia tithonus)

  • Family: Brush-footed (brown) butterflies
  • Size: Medium (37-48mm wide)
  • Butterfly appearance: Orange and brown wings on top with a black false eye on each wing. Males are smaller and richer in colour than females, with distinct dark band across the forewing. Underside of the forewing is largely orange and the hindwing yellow and brown
  • Caterpillar food plants: Fine grasses, such as fescues
  • On the wing: June-September
  • Winter: Hibernate as caterpillars
  • Distribution: Most common in southern and central England and Wales

Marbled White (Melanargia galathea)

  • Family: Brush-footed (brown) butterflies
  • Size: Medium (53-58mm wide)
  • Butterfly appearance: Distinctive black and white chequered wings that vary in pattern between individuals. Undersidesnot so brightly marked with eye-spots and grey or yellowish bands
  • Caterpillar food plants: Grasses, such as red fescue and sheep’s-fescue
  • On the wing: June-August
  • Winter: Hibernate as caterpillars
  • Distribution: Southern and central England and Wales

Ringlet (Aphantopus hyperantus)

  • Family: Brush-footed (brown) butterflies
  • Size: Medium (42-52mm wide)
  • Butterfly appearance: Begin velvety with deep blackish brown wings bordered by white. Iconic rings on wings vary in number, size and shape. Females larger with more pronounced markings
  • Caterpillar food plants: Various grasses including cock’s-foot and tufted hair-grass
  • On the wing: June-August
  • Winter: Hibernate as caterpillars
  • Distribution: Everywhere apart from northern Scotland

Speckled Wood (Pararge aegeria)

  • Family: Brush-footed (brown) butterflies
  • Size: Medium (46-56mm wide)
  • Butterfly appearance: Dark brown with cream spots, though the female’s are larger. Forewings have a false eye and hindwings have three false eyes. Undersides mottled brown
  • Caterpillar food plants: Various grasses including false brome, cock’s-foot, Yorkshire fog, and common couch
  • On the wing: March-October
  • Winter: Hibernate as caterpillars or a chrysalis
  • Distribution: Throughout England (except the far north), Wales and Ireland, and in northern Scotland

Meadow Brown (Maniola jurtina)

  • Family: Brush-footed (brown) butterflies
  • Size: Medium (40-60mm wide)
  • Butterfly appearance: Male= dark brown with dark scent patch on forewing and faint orange smudge; Female= lighter brown with more orange on wings. Underside is largely orange with mottled brown hindwing
  • Caterpillar food plants: Wide range of grasses from fine fescues to coarse cock’s-foot
  • On the wing: May-September
  • Winter: Hibernate as caterpillars
  • Distribution: Widespread across Britain

Comma (Polygonia c-album)

  • Family: Brush-footed butterflies
  • Size: Medium/Large (50-64mm)
  • Butterfly appearance: Orange wings with brown patterns and scalloped edges to wings. Mottled underside with white, comma-like mark on hindwing
  • Caterpillar food plants: Nettle, elm and hop
  • On the wing: Spring after hibernation; Summer brood= June-July; Autumn brood= August-September
  • Winter: Hibernate as adults, camouflaged as a leaf
  • Distribution: Widespread across England and Wales, rare in southern Scotland and Northern Ireland

Peacock (Aglais io)

  • Family: Brush-footed butterflies
  • Size: Large (63-75mm wide)
  • Butterfly appearance: Red wings with four large false eyes. Undersides almost black
  • Caterpillar food plants: Nettles
  • On the wing: Spring after hibernation, and June-September
  • Winter: Hibernate as adults in hollow trees and buildings
  • Distribution: Widespread across Britain

Small Skipper (Thymelicus sylvestris)

  • Family: Skippers
  • Size: Small (25-34mm wide)
  • Butterfly appearance: Orange on top with a black edge, and paler undersides. Male= dark stripe in centre of fore-wing. Antenna tip is orange below
  • Caterpillar food plants: Yorkshire fog and other tall grasses
  • On the wing: June-September
  • Winter: Hibernate as caterpillars
  • Distribution: Widespread up to North Yorkshire and Scottish border

Large Skipper (Ochlodes venatus)

  • Family: Skippers
  • Size: Small (28-36mm wide)
  • Butterfly appearance: Wings rich brown with orange patches, but male has a dark bar in the centre of the forewing. Underside mottled orange
  • Caterpillar food plants: Cock’s-foot and other tall grasses
  • On the wing: May-September
  • Winter: Hibernate as caterpillars
  • Distribution: Throughout England, Wales, and in Dumfries and Galloway

How to… Identify British Tree Species (Part 2)

A holly.tree shining bright with red berries and prickly green leaves in the grey of a wintertime woodland. An ancient evergreen yew standing watch over the final resting place of our ancestors. A colour-changing spindle cream flowered and glossy green in spring, turning to psychedelic pinks and oranges in autumn. Trees come in all shapes and sizes, often differing wildly from each other, but all can be found embedded in the landscape and culture of Britain.

In the last chapter of my How to… Identify British Tree Species guide, I focussed on 10 tree species that can easily be found across the UK, from the majestic oak to the graceful silver birch. These are but a few of the now 80 odd native and non-native species that can be found in the UK. From providing food to flood prevention, from the countryside to the city, trees can be found playing important roles across the country right now.

Following on from my last guide, part 2 covers 10 more tree species that can easily be found across Britain. This handy guide of facts, drawings, and photos is here to help you to identify these species at any time of year. Here’s to learning something new everyday!

Tree Species

Blackthorn (Prunus spinosa)

  • Family: Rose – related to fruiting trees such as cherry and plum
  • Origin: Native
  • Shape and Size: Large shrub, occasionally small tree, up to 4m, forming impenetrable thickets
  • Stems and Twigs: Young twigs downy, maturing to dark brown bark, that shows orange beneath, with thorns
  • Leaves: Small, oval, alternate, tapering to a point, toothed margins, dull above and hairy beneath
  • Flowers: Flowers are white with 5 petals and red-tipped anthers. Flowers appear late March-April, before the leaves, often alongside cold weather known as Blackthorn winter
  • Seeds: Produces round, blue-black fruit (sloes) with a single seed (stone)
  • Range and Habitat: Grows on the edge of scrub woodlands and in hedgerows

In Winter: Twigs are dark and not shiny, with thorns at least 2cm long

Norway Maple (Acer platanoides)

  • Family: Sapindaceae – related to lychee and horse chestnut
  • Origin: Non-native (introduced in the 17th century from Europe and Asia)
  • Shape and Size: Shorter and more slender tree, reaching up to 30m
  • Stems and Twigs: Bark is grey with many small fissures (not flaking), and twigs are slender and brown with tiny white spots
  • Leaves: Thin, light green leaves, opposite and have long pointed lobes
  • Flowers: Erect clusters of pale yellow flowers, before the leaves (April-May)
  • Seeds: Winged keys in opposite pairs
  • Range and Habitat: Increasingly planted and self-sown in parks, gardens, and hedges

In Winter: Distinctive shape and bark, and individual buds that are green and red

Holly (Ilex aquifolium)

  • Family: Aquifoliaceae – holly trees
  • Origin: Native
  • Shape and Size: Narrow-crowned, conical tree with regular branching, reaching up to 20m
  • Stems and Twigs: Bark is green when young, becoming smooth and grey with age
  • Leaves: Alternate, long, glossy, spiny teeth, and waxy on top, matt and pale green beneath
  • Flowers: White, 4-petalled and in close clusters, with male and female flowers on separate trees (May-August)
  • Seeds: Red berries with small seeds, only found on female trees
  • Range and Habitat: Can be found everywhere across the British Isles but prefers drier soils

In Winter: Evergreen spiky leaves and red berries, a symbol of Christmas

Dogwood (Cornus sanguinea)

  • Family: Cornaceae – dogwoods
  • Origin: Native
  • Shape and Size: Tall and deciduous sending out suckers to form dense thickets (up to 10m)
  • Stems and Twigs: Bark grey and smooth with shallow ridges, giving off a fetid smell when bruised, attractive to insects
  • Leaves: Opposite, long, oval, pointed, hairy on both sides, side veins curving forward, and no teeth. Crimson colouring in late autumn
  • Flowers: Greenish-white 4-petalled flowers (June-July)
  • Seeds: Round, bitter, black berries in clusters (sometimes called ‘dogberries’), ripening in August or September
  • Range and Habitat: Frequent in Midlands and South, grows chiefly on chalk soils, but also found in woodlands, scrub and hedges

In Winter: New twigs are bright red

Common Lime (Tilia x europaea)

  • Family: Mallow family – related to trees such as cotton and cacao
  • Origin: Native
  • Shape and Size: Tall tree with long slender branches that start near the ground (up to 40m)
  • Stems and Twigs: Young bark is smooth and grey, whereas old bark is fissured
  • Leaves: Long and heart-shaped with small teeth and tapering to a point. Dark green and hairless above, whereas undersides are paler with white or buff hairs in the vein junctions
  • Flowers: Greenish-yellow 5-petalled flowers that are sweet smelling (late June-July)
  • Seeds: Encapsulated in small round hanging fruits, hairy, faintly ribbed and with pointed tips
  • Range and Habitat: Widespread in rows or avenues in streets, parks and also hedges

In Winter: Red, hairy twigs and shoots

Elder (Sambucus nigra)

  • Family: Adoxaceae – previously in the honeysuckle family , but now reclassified in moschatel
  • Origin: Native
  • Shape and Size: Bushy shrub with many stems or growing into a small tree (up to 10m)
  • Stems and Twigs: Light brown bark is thick, corky, fissured, and strong smelling
  • Leaves: Long, dark green, and opposite, with leaflets in pairs, rounded, stalked and with teeth
  • Flowers: Creamy-white, small, and sweetly fragrant in flat-topped clusters with yellow anthers (May-August)
  • Seeds: Produces a juicy, edible, purplish-black berry
  • Range and Habitat: Widespread and common throughout Britain, particularly flourishing where nitrogen content high

In Winter: Pungent, hollow-stemmed twigs and often dotted with light-brown bumps

Hawthorn (Crataegus monogyna)

  • Family: Rose – related to fruit trees such as apricots and apples
  • Origin: Native
  • Shape and Size: Quick growing, becoming a dense shrub or single stemmed tree (up to 15m)
  • Stems and Twigs: Bark is hairless and greyish-brown, with many small scales and sharp spines
  • Leaves: Alternate, long, toothed, shiny, lobed, and roughly oval-shaped
  • Flowers: Showy white and fragrant (sickly sweet) with 5 petals, and pink or purple anthers (late April-June). Become deep pink as they fade
  • Seeds: Fleshy fruits (haws) turn dark wine-red and contain a single seed
  • Range and Habitat: Widespread and common throughout Britain, in hedges, scrub or woodland margins

In Winter: Spines emerging alongside buds on the twigs

Beech (Fugus sylvatica)

  • Family: Beech – includes chestnuts and oaks
  • Origin: Native
  • Shape and Size: Older trees have a massive, many-branched dome, whereas young trees are slimmer and more conical in outline (up to 36m)
  • Stems and Twigs: Smooth grey bark may break into small squares
  • Leaves: Long, wavy margins, alternate, hairy leaf edges, and shiny green on both surfaces
  • Flowers: Young leaves appear with yellow long-stalked male flowers on tassel-like stalks, and greenish white female flowers (May)
  • Seeds: Four-lobed husk are two triangular nutlets (mast)
  • Range and Habitat: Native in woods in the south, but widely planted elsewhere

In Winter: Often hold on to leaves and have sharply-pointed buds

Spindle (Euonymus europaeus)

  • Family: Staff-vine
  • Origin: Native
  • Shape and Size: Small tree or big bush up to 6m
  • Stems and Twigs: Young, smooth, greenish bark later turns grey
  • Leaves: Light green leaves are opposite, thin, oval-shaped, and pointed, with small finely toothed margins. Turn pinkish-red in autumn
  • Flowers: Small greenish-yellow flowers with 4 narrow petals (May-June)
  • Seeds: Four-lobed seed capsules, which turn a deep pinkish-red when ripe.
  • Range and Habitat: Grows throughout England and Wales, most frequent in the South, but rarer in Scotland and Ireland. Found in woods, scrub, and hedgerows, in particular on lime

In Winter: Buds and twigs are angular with four sides

Yew (Taxus baccata)

  • Family: Yew
  • Origin: Native
  • Shape and Size: Round-headed tree with dark foliage, often has many trunks (reaches up to 20m)
  • Stems and Twigs: Smooth, light brown bark flakes to red patches
  • Leaves: Needles dark green on top and matt yellow-green on underside
  • Flowers: Male and female flowers are found on separate trees. Male flower is yellow, and tiny female flower is green (February-April)
  • Seeds: Bright red ripened fruits, much enjoyed by birds, partially encloses a single seed that is poisonous to humans
  • Range and Habitat: Found in woods, scrub, screes, downs and often on lime

In Winter: Evergreen needle-like leaves present all year round

Drawings are my own work

How to… Identify British Woodland Flowers

At this moment, as spring moves on, the natural world outside our doors is going through one of its busiest times. From birds nesting to the leaves bursting, the world around us is buzzing with the promise of new life.

During spring, one of my favourite things to do is walk in the dappled light beneath an increasing canopy, between steadfast trees and amongst undergrowth blooming with colour. Walking through a woodland is an easy way to lose yourself for a little while and give yourself a much needed lift. To connect further, an easy way on a woodland walk is to pick out the plants and animals that you can recognise around you. This can often be more difficult than first thought.

So to help you be mindful of the wonderful world out there, I have put together a simple guide to some of my favourite woodland flowering species that are easy to find during spring. It is time to get out there and explore!

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Well known flowers

Primrose (Primula vulgaris)Primrose

  • Size: Low carpeter; up to 12cm tall
  • Flowers: Pale yellow (there are pink-purple forms) with a deep yellow eye and honey-guides
  • Stems and leaves: Long shaggily hairy stems with wrinkled and toothed leaves, that are hairless above and hairy below (up to 15cm long)
  • When does it flower? March-May (heralds the arrival of spring)
  • Where can it be found? Woods, hedgebanks and grassy places throughout Britain

 

Lesser Celandine (Ficaria verna)Lesser celandine

  • Size: Up to 30cm tall
  • Flowers: Solitary with 8-12 glossy yellow petals and 3 sepals
  • Stems and leaves: Hairless with leaves that are long-stalked, heart-shaped, and dark green. Sometimes bear dark or light markings
  • When does it flower? February-May
  • Where can it be found? Woods, grassland, hedges, waysides, bare ground and by fresh water throughout Britain

 

Bluebell (Hyacinthoides non-scriptus)Bluebell 2

  • Size: Up to 50cm tall
  • Flowers: Azure blue (though sometimes pink or white) with cream-coloured anthers. Fragrant and bell-shaped with six turned-down lobes
  • Stems and leaves: Long, narrow, strap-shaped, keeled leaves
  • When does it flower? April-June
  • Where can it be found? Carpeting woodlands, hedges, scrubland, on sea-cliffs and mountains in most parts of Britain

 

Common Dog-violet (Viola riviniana)Common Dog-Violet

  • Most common wild violet species in the UK
  • Size: Up to 15cm tall
  • Flowers: Unscented with petals that are blue-violet but variable, usually overlapping. Stout spur, curved upward, blunt, notched at tip and paler than petals (often creamy)
  • Stems and leaves: Hairless or only slightly downy leaves and stalks. The leaves are long-stalked, heart-shaped, pointed at the tip, and as broad as they are long
  • When does it flower? March-May and sometimes July-September
  • Where can it be found? Woods, hedges, pastures, heaths and rocky areas throughout the British isles

Sweet Violet (Viola odorata)

  • Size: Up to 15cm tall
  • Flowers: Blue-violet, often white, occasionally lilac, pink or yellow. Only fragrant violet in Britain
  • Stems and leaves: Leaves are heart-shaped, downy and enlarged in summer
  • When does it flower? February-May
  • Where can it be found? Woods and hedges over most of the British isles

 

Plants known to some

Wood anemone (Anemone nemorosa)Wood Anemone

  • Size: Up to 30cm tall
  • Flowers: Solitary white (sometimes tinged purple) that nod when closed
  • Stems and leaves: About two-thirds of the way up each slender stem is a ring of three leaves (trifoliate), each divided into three toothed segments. Rising above the leaves is the solitary flower
  • When does it flower? March-May
  • Where can it be found? Carpeting woodlands in spring, as well as hedge-banks and occasionally grasslands throughout Britain

 

Greater stitchwort (Stellaria holostea)Greater Stitchwort

  • Size: Up to 60cm tall
  • Flowers: Deeply cleft white petals
  • Stems and leaves: Stalkless, narrow and long-pointed leaves with a slightly grey tinge (15-60cm long)
  • When does it flower? March-June
  • Where can it be found? Across woodlands, hedgerows and scrub areas throughout Britain except some northern isles

 

Wild Garlic/Ramsons (Allium ursinum) Wild Garlic

  • Most common and only native broad-leaved garlic
  • Size: Up to 45cm tall
  • Flowers: White star-like flowers
  • Stems and leaves: Have leafless flowering stems. The leaves are broad, flat, lanceolate and distinctive smelling
  • When does it flower? April-June
  • Where can it be found? Often seen growing in large clumps in woods and shady places throughout Britain

 

Wild Strawberry (Fragaria vesca)

  • Size: Up to 30cm tall
  • Flowers: White flowers with no gaps between the 5 unnotched petals. Produce reddish fleshy strawberries that have protruding pips
  • Stems and leaves: Hairy. Leaves are trefoil on long stalks and are brighter green on top and pale below. Lower leaves form a rosette
  • When does it flower? April-July
  • Where can it be found? Woods, scrub, and grassland throughout the British Isles

Strawberry

Barren Strawberry (Potentilla sterilis)

  • Size: Up to 30cm tall
  • Flowers: Unlike wild strawberry, there are gaps between the slightly notched white petals. Produces unstrawberry-like non-fleshy fruits
  • Stems and leaves: They are hairy, but unlike wild strawberry, they have smaller, shorter stems and blue-green leaves
  • When does it flower? Earlier than wild strawberry, from February-May
  • Where can it be found? Woodlands, scrub, hedgebanks and other dry banks

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Less known plants

Yellow Archangel (Lamiastrum galeobdolon)Yellow Archangel

  • Size: Up to 30cm tall
  • Flowers: Yellow and two-lipped, with the upper lip being helmet-shaped and the lower having three almost equal-sized lobes
  • Stems and leaves: Hairy and patch-forming, with leafy and upright flowering stems. The leaves are long-stalked, oval in shape, dark green, irregularly toothed and borne in opposite pairs
  • When does it flower? April-June
  • Where can it be found? Woodlands and hedgerows in England and Wales

 

Early Purple Orchid (Orchis mascula)Early Purple Orchid

  • Size: Up to 40cm tall
  • Flowers: Form a spike on a stout, upright stem. Usually some shade of purple, sometimes pinkish or white, and are three-lobed with three inner and three outer petals. The upper five petals are oval and form a hood; the lower petal extends into a long lip. Scent described as tom-cat-like
  • Stems and leaves: Lance-shaped, varying from broad to narrow, and usually have round, purple-black blotches on their upper surface
  • When does it flower? April-June
  • Where can it be found? Frequently in woodlands, and is widespread throughout Britain

 

Moschatel (Adoxa moschatellina)Moschatel

  • Also known as townhall clock and is the only species in its family
  • Size: Up to 15cm tall
  • Flowers: Flower heads greenish, almost forming a cube with one flower on each side (5 petals each) and one flower on top (4 petals). Scent is musk-like, likened to almond or elder blossom
  • Stems and leaves: Hairless with long-stalked trefoil leaves, that are positioned in one pair on each flower-stalk
  • When does it flower? March-May
  • Where can it be found? Woods, hedge-banks, and rocky mountain places, locally common throughout Britain

 

Herb-robert (Geranium robertianum)Herb-Robert

  • Size: Up to 50cm tall
  • Flowers: Strong smelling and deep pink, occasionally white, with rounded petals that are not notched
  • Stems and leaves: Hairy with stems that are often reddish and leaves that are fern-like with 3-5 lobes
  • When does it flower? April-November
  • Where can it be found? Shady spots on hedgebanks, rocks and walls or in woods throughout Britain

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All photos and drawings are my own