sciart

Woodpecker skull with hyoid horns view from above diagram

Wood sorrel Oxalis acetosela pen and ink illustration

Wood sage Teucrium scorodonia botanical illustration

Wintercress pen and ink line drawing with detail of an individual flower

Winter purslane Claytonia perfoliata pen and ink illustration

Wild marjoram Origanum vulgare pen and ink botanical illustration

White Admiral Limenitis camilla butterflies with view of upper and lower wing, feeding on blackberry flowers

Short tail or Field vole Microtus agrestis with grasses behind

Shaggy Ink cap Coprinus comatus pen and ink botanical illustration

Septoria triitici Wheat disease showing damage to a wheat leaf botanical illustration

Sea beet Beta maritima pen and ink botanical illustration

Scarlet Elf cap Sarcoscypha coccinea pen and ink illustration against moss

Rowan or Mountain ash Sorbus aucuparia pen and ink botanical illustration

Rough meadow grass Poa trivialis botanical illustration

Botanical illustration of Rough hawkbit Leontodon hispidus

Rosebay willowherb Epilobium or Chamaenerion angustifolium

Rock cinquefoil Potentilla rupestris showing the flowers above a basal rosette of leaflets

Trout swimming Salmo trutta seen from above on a sandy river bottom, demonstrating carangiform movement

Three cornered leek Allium triquetrum pen and ink illustration with detail of one flower

Sweet vernal grass Anthoxum odoratum botanical illustration with details of spikelet and ligule

Sweet orange Citrus sinensis in bloom with single flower in detail.

Sweet chestnut Castanea sativa pen and ink line drawing with details of nut and prickly seed case

Stirtons Whitebeam Sorbus stirtoniana. Botanical illustration of this very rare tree with blossom, individual leaves, and a cluster of red berries

Sticky catchfly Silene viscaria cut to white botanical illustration