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