
Bitter vetch Lathyrus linifolius
Bitter vetch Lathyrus linifolius showing purple flowers and pods both ripe and brown and earlier on, still green. Tendrils and winged stem shown clearly along with paied leaves

Bitter wood vetch Vicia orobus
Bitter wood vetch Vicia orobus showing the pale mauve flowers and pale green pods and paired leaves

Bittersweet Solanum dulcamara
Bittersweet Solanum dulcamara with distinctive purple and yellow flowers and one bright red berry

Black eyed Susan Rudbeckia hirta
Black eyed Susan Rudbeckia hirta with three blooms, one in flower, one in bud, and one going over

Black horehound Ballota nigra
Black horehound Ballota nigra with detail on individual purple flower

Black Nightshade Solanum nigrum
Black Nightshade Solanum nigrum sprig with setails of seed, flower, stamen, and berry included

Black grass Alopecurus myosuroides
Black grass Alopecurus myosuroides

Beech bark study Fagus sylvatica
Beech bark study Fagus sylvatica showing a knot

Black poplar Populus nigra leaf flower and catkins
Black poplar Populus nigra leaf flower and catkins

Beech Fagus sylvatica
Beech Fagus sylvatica tree outline showing tree shape without leaves

Blackberry Rubus fruticosa
Blackberry Rubus fruticosa showing flowers, ripe and unripe fruit, and a leaflet

Beech Fagus sylvatica twig and leaf
Beech Fagus sylvatica twig in bud and leaf and beechnuts

Blackthorn Prunus spinosa
Blackthorn Prunus spinosa with a sprig showing spine, leaf and fruit and the other sprig showing blossom

Begonia Begonia pearcei
Begonia Begonia pearcei growing in terracotta plant pot

Bell heather Erica cinerea
Bell heather Erica cinerea with close up of individual flower

Ash Fraxinus excelsior twig and leaf
Ash Fraxinus excelsior twig in bud and leaf spray

Autumn crocus Colchicum autumnale
Autumn crocus Colchicum autumnale two flowers and leaf

Autumn leaf
Autumn leaf study of an Acer showing bright vivid red and yellow colours, leaf has damage and minor holes

Auxin and growth diagram
Auxin diagram showing how applying auxin to the top of a plant encourages vertical rather than lateral growth

Avalanche rose Rosa
Avalanche rose Rosa two in bloom with dark leaves and white petals

Barberry Burberis vulgaris
Barberry Burberis vulgaris with red berries, yellow flowers and spiny twigs

Barley Hordeum vulgare
Barley Hordeum vulgare with green and mature ripe seed head

Abscission diagram
Abscission diagram showing ho w the abscission layer lets the leaf fall off without exposing the plant to pathogens

Barren brome grass Anisantha sterilis
Barren brome grass Anisantha sterilis with spikelet detail