
Herb robert Geranium robertianum
Herb robert Geranium robertianum with one leaf scarlet and red stems clear, along with pink flowers and seed pods

Holly Ilex aquifolium
Holly Ilex aquifolium leaves with a cluster of red berries at the centre

Iris in gravel
Iris in gravel with blue petals

Honeysuckle Lonicera periclymenum and elephant hawkmoth Deilephila elpenor
Honeysuckle Lonicera periclymenum plant with flower and red berries and elephant hawkmoth Deilephila elpenor visiting the flower with proboscis outstretched

Honeysuckle Lonicera periclymenum
Honeysuckle Lonicera periclymenum in flower, flushed pink, with detail of the shiny red berries

Hop Humulus lupulus
Hop Humulus lupulus fruit with leaves

Horse Chestnut Aesculus hippocastanum twig and conker
Horse Chestnut Aesculus hippocastanum twig and conker with fruit peeping out from the spiky seed cover

Horse Chestnut Aesculus hippocastanum
Horse Chestnut Aesculus hippocastanum flowering spike or candle

Heather Calluna vulgaris
Heather Calluna vulgaris sprig

Hedge bindweed Calystegia sepium
Hedge bindweed Calystegia sepium with binding stems and showing species specific calyx and several large flowers along with the leaves

Hedge woundwort Stachys sylvatica
Hedge woundwort Stachys sylvatica showing square stem and individual flower detail

Hedgerow cranesbill Geranium pyrenaicum
Hedgerow cranesbill Geranium pyrenaicum with flowers and seed pods

Hard Rush Juncus inflexus
Hard Rush Juncus inflexus in flower with detail of individual fruit and cross section of pith in the stem

Hellebore black death disease diagram
Hellebore black death affecting both the white flowers are the leaves, pen and ink with watercolour wash

Harebell Campanula rotundifolia 2
Harebell Campanula rotundifolia showing linear and round leaves

Hemlock Conium maculatum
Hemlock Conium maculatum showing spotted ste, umbels, male flower detail, individual fruit, and the leaves

Harebell Campanula rotundifolia
Harebell Campanula rotundifolia with lonf and round leaves on show

Hares tail Cottongrass Eriophorum vaginatum
Hares tail Cottongrass Eriophorum vaginatum with cross section of stem and lead along with several flowering spikes details

Hawkbit Leontodon hispidus
Hawkbit Leontodon hispidus

Hawthorn Crataegus monogyna
Hawthorn Crataegus monogyna sprig of blossom and detail of shiny red berries

Hazel Corylus avellana
Hazel Corylus avellana sprig with immature and mature hazel nuts, along with a sprig with small female flowers and catkins

Hazel Corylus avellana twig and leaf
Hazel Corylus avellana twig, catkins and leaf

Hazel Corylus avellana tree
Hazel Corylus avellana tree pen and ink drawing of the shape of the thicket without leaves

Heath Bedstraw Galium saxatile
Heath Bedstraw Galium saxatile showing lateral spreading growth and individual leaf detail. Fruits and flowers shown