Orange mycena, Mycena leaiana growing out of an angled tree trunk with moss.

Orange mycena, Mycena leaiana growing out of an angled tree trunk with moss.

Orange mycena, Mycena leaiana growing out of an angled tree trunk with moss.

Birch, Himalayan birch, Betula utilis var, jacquemontii, 2 small trees in a bed of bare orange and yellow shrub Dogwood, Cornus sanguinea 'Anny's Winter Orange'.

Dogwood, Cornus sanguinea 'Anny's Winter Orange', Close view of red tips of twigs.

Tulip tree, Liriodendron tulipifera 'Fastigiatum', Close top view of one flower with green and orange petals and long orange stamens among green leaves.

Poppy, Californian Poppy, Eschscholzia californica, Close up of three orange coloured flowers.

Daffodil, Narcissus 'Scarlet elegance' front view of one cream flower backlit, with short orange trumpet fringed with red, merging into others behind.

Japanese maple, Acer palmatum 'Shindeshojo', Close view of overlapping orange red leaves overexposed against white.

Icelandic poppy, Papaver nudicaule, Close-up detail of a single orange flower with yellow stamen against a green leafy background.

Aster tongolensis 'Berggarten', Close up of mauve flower with masses of orange stamen.

Purple coneflower, Echinacea purpurea 'Magnus', Close view of central mound of green orange tipped stamens,