Sessile Gallery

Sessile oak, Quercus petraea

Sessile oak, Quercus petraea (Durmast oak, Quercus sessiliflora). Handcoloured copperplate engraving after an illustration by Richard Duppa from his The Classes and Orders of the Linnaean System of Botany, Longman, Hurst, London, 1816. Date:

© Florilegius/Mary Evans

Acorn, Botany, Classes, Copperplate, Cornish, Duppa, Durmast, Engraving, Flower, Handcoloured, Illustration, Linnaean, Oak, Orders, Petraea, Plant, Quercus, Richard, Sessile, Sessiliflora, System, Timber, Vegetable, Wood

A stalked jellyfish (order: Stauromedusae)

A stalked jellyfish (order: Stauromedusae) that like all members of the class Staurozoa has a trumpet-shaped body and orients itself with tentacles pointing upwards. It attaches itself to rock or seaweed. Seto Inland Sea, Kyushu island, Japan

Attached, Benthis, Camouflage, Camouflaged, Cnidocysts, Cryptic Coloration, Funnel Shape, Jellyfish, Jellyfishes, Marine, Marine Invertebrates, Narrow, Sea Life, Sessile, Stalked, Stauromedusa, Stinging Cells, Subtropical

Orange sea pen (Ptilosarcus gurneyi)

Orange sea pen (Ptilosarcus gurneyi) detail showing the multiple polyps each with eight tentacles. The polyps perform different functions, for taking in water, for feeding, for reproduction, and for anchoring the animal to sand or muddy bottom. Pacific Ocean, Alaska, USA

© BIOS PHOTO/AUSCAPE All rights reserved

Animal, Anthozoa, Bioluminescent When Disturbed, Bright Orange Colour, Cnidarian, Colonial, Colony, Fauna, Feathery, Feeds On Plankton, Fleshy Sea Pen, Invertebrate, Marine, Octocoral, Part Of Animal, Pennatulacea, Pennatulidae, Plumes, Ptilosarcus, Sea Life, Sessile, Underwater, Wildlife