Oak burr Dryad's saddle fungi Bracken rhizome, light micrograph Castor oil stem, light micrograph Houseleek plants Colon blood vessels, light micrograph Dandelion plant stem, light micrograph Beetle compound eye, light micrograph Globe artichoke flower Blue stain fungi Interference pattern of oil on water Pebbles on a beach Walnut tree trunk Copper sulphate and magnesium sulphate Day Lily (Hemerocallis) Bracket polypore fungi Canada balsam Skin section, light micrograph Gentiana sino-ornata 'Blue Sky' Indian shot plant (Canna 'Striata') African daisies (Osteospermum sp.) Iris (Iris japonica) Orange peel fungi (Aleuria aurantia) Tulip (Tulipa 'Apeldoorn Elite') Dandelion seed head Soap Bubble Iridescence Tiger flower (Tigridia pavonia) Common snowdrop (Galanthus nivalis) Heel skin tissue, light micrograph Methane bubbles Soap Bubble Iridescence Common green capsid bug Soap Bubble Film Iridescence Coloured coastal rock Rabbit eye, longitudinal section Capsid bug Bass scale, light micrograph Copper sulphate crystals, LM Swiss chard (Beta 'Bull's Blood') Silver nitrate crystals African daisy (Osteospermum sp.) Spoon daisies (Osteospermum 'Whirligig') Tansy (Tanacetum vulgare) Snowdrop (Galanthus 'Titania') Coastal rocks Lords and ladies (Arum maculatum) Porcelain mushrooms Corydalis flexuosa Page 2