Spiky Abstract Illustration
David Parker/science Photo Library
Explosive Growth Illustration.
David Parker/science Photo Library
Spiral Growth Abstract Illustration.
David Parker/science Photo Library
Spiral Growth Abstract Illustration. #1
David Parker/science Photo Library
Fluorescent Spiky Ball
Science Photo Library
Spiky Foliage Border
Duncan Smith/science Photo Library
Spiky Brain
Russell Kightley
Spiky Brain #1
Russell Kightley
Spiky Brain #2
Russell Kightley
American Chestnut (castanea Dentata)
Dr. Nick Kurzenko
Sweet Chestnut
Natural History Museum, London
Cactus Spines
Dr Keith Wheeler/science Photo Library
Eryngium X Tripartitum Flowers
Adrian Thomas/science Photo Library
Trilobite Fossils #1
Sinclair Stammers/science Photo Library
Scotch Thistle (onopordum Acanthium)
Royal Botanic Garden Edinburgh/science Photo Library
Drawing Number 54
Natural History Museum, London
Saguaro Cactus
Tony Craddock/science Photo Library
Ruscus Aculeatus
Geoff Kidd/science Photo Library
Yucca Garland's Gold
Geoff Kidd/science Photo Library
Torch Lily (kniphofia Rooperi)
Dr Keith Wheeler/science Photo Library
Loperamide Diarrhoea Drug Crystal
David Mccarthy
Flower Urchin
Natural History Museum, London
Ls Plate 122: John Reeves Collection
Natural History Museum, London
Baby Thorny Devil Katydid
Dr Morley Read
Long-spined Sea Urchin
Nigel Downer
Venomous Saturniid Moth Caterpillar
Dr Morley Read
Tsingy Limestone
Philippe Psaila/science Photo Library
Pachypodium Geayi
Jennifer Fry/science Photo Library
Waterlily (victoria Amazonica Cruziana)
Ian Gowland/science Photo Library
Virus Particle Budding
Ella Maru Studio / Science Photo Library
Cactus Sulcorebutia Verticillacantha 'cuprea'
Nigel Downer/science Photo Library
Hibiscus Pollen Grains
Steve Gschmeissner/science Photo Library
Cactus Aylostera Heliosa X Albiflora #1
Nigel Downer/science Photo Library
Monkey Puzzle Tree (araucaria Araucana)
Royal Botanic Garden Edinburgh/science Photo Library
Aloe Arborescens Plants In Flower
Pascal Goetgheluck/science Photo Library
Cactus Mammillaria Zeilmanniana 'new Dawn' #1
Nigel Downer/science Photo Library
Cotton Thistle (onopordum Acanthium)
Bildagentur-online/th Foto/science Photo Library
Eryngium Amethystinum #1
Bruno Petriglia/science Photo Library
Burnet Rose (rosa Pimpinellifolia) #2
Bruno Petriglia/science Photo Library
Ring-tailed Lemur #2
Tony Camacho/science Photo Library
Blessed Milk Thistle (silybum Marianum) #1
Bruno Petriglia/science Photo Library
Hibiscus Pollen Grain #2
Kateryna Kon/science Photo Library
Hibiscus Pollen Grain #4
Kateryna Kon/science Photo Library
Cactus
Steve Horrell/science Photo Library
Western Gorse (ulex Gallii)
Lizzie Harper/science Photo Library
Water Flea Morphs #4
Christian Laforsch/science Photo Library
Collecting Insects #18
Philippe Psaila/science Photo Library
Spurge (euphorbia Canariensis)
Dr. John Brackenbury/science Photo Library
Cactus
George Post/science Photo Library
Abstract Computer Artwork #8
Pasieka
Abstract Computer Artwork #11
Pasieka
Agave Utahensis
Dr Keith Wheeler/science Photo Library
Daisy Pollen
Louise Hughes
Plant Trichomes
Natural History Museum, London
Clubmoss Spike
Stefan Diller
Pollen Grains
Harvinder Singh
Prickly Pear (opuntia Sp.) Fruit
Michael Szoenyi
Wheat Leaf Spike #1
Stefan Diller
Horned Shrimp
Alexander Semenov
Dandelion Pollen Grain
Natural History Museum, London
Thistle Flower Head Abstract
Nigel Downer
Daisy Pollen #1
Maurizio De Angelis
Eryngium 'dove Cottage Hybrid'
Adrian Thomas
Flower Urchin #1
Natural History Museum, London
Wheat Leaf Spike #2
Stefan Diller
Yucca Gloriosa 'variegata'
Geoff Kidd/science Photo Library
Christmas Cactus Flower Pollen Grain
Science Photo Library
Sunflower Pollen
A. Dowsett, Public Health England/science Photo Library
Holly Leaves
Gustoimages/science Photo Library
Thistle (centaurea Solstitialis)
Bruno Petriglia/science Photo Library
Joshua Tree (yucca Brevifolia)
Michael Szoenyi/science Photo Library