Hyacinth, Hyacinthus, Single open cream flower head with leaves shown against a pure white background.

Coral bells, Heuchera 'Marmalade' flower stems growing above leaves, shown against a pure white background.

Hellebore, Open black hellebore flower head on a stem in side view, with a second flower in back view, against a pure white background.

Hellebore, Open black hellebore flower head on a stem, with a second flower in back view, against a pure white background.

Hellebore, Open black hellebore flower head on a stem, with a second flower in back view, against a pure white background.

Hellebore, Open black hellebore flower head on a stem, with a second flower in backview, against a pure white background.

Hellebore, Open black hellebore flower head on a stem, with a second flower in back view, against a pure white background.

Cyclamen, Cyclamen 'Alpine Violet', Open pink flower heads with leaves, shown against a pure white background.

Cyclamen, Cyclamen 'Alpine Violet', Close up of open pink flower heads shown against a pure white background.

Cyclamen, Cyclamen 'Alpine Violet', Open pink flower heads with leaves, shown against a pure white background.

Clematis, Clematis Montana Wilsonii, A single open white flower with pink tinging.

Clematis, Clematis Montana Wilsonii, A open white flower with pink tinging showing filaments and stamen.

Azalea, deep pink azalea in full flower.

Red hot poker, Kniphofia, Two red and yellow coloured flowers growing outdoor.

Rose, Rosa, Studio shot of single peach coloured flower with gypsophila in vase.

Coneflower, Black-eyed Susan, Rudbeckia, Small Tortoiseshell butterfly Aglais urticae, feeding on yellow flower.

Crocosmia, Crocosmia Montbretia, Hoverfly Episyrphus balteatus, feeding on orange flower in a garden.

Globeflower, Trollius europaeus, Growing outdoor in bright morning sun.

Kaffir lily, Hesperantha coccinea, Studio shot of open and emerging red flowers on a vertical stem.

Kaffir lily, Hesperantha coccinea, Studio shot of open and emerging pink flowers on a vertical stem.

Kaffir lily, Hesperantha coccinea, Studio shot of open and emerging pink flowers on a vertical stem.

Kaffir lily, Hesperantha coccinea, Studio shot of open and emerging pink flowers on a vertical stem.

Sage, Scarlet sage, Salvia splendens, Studio shot of red flowers and buds on a vertical stem.

Orchid, Moth orchid, Phalaenopsis, Studio shot of several pink open flower heads on horizontal stem.