
Three leaved rush Juncus trifidus
Three leaved rush Juncus trifidus and habit sketch and fruit detail

Tobacco Nicotiana tabacum and Hornworm Manduca sexta
Tobacco Nicotiana tabacum plant in flower showing limited caterpillar damage and Hornworm Manduca sexta on leaf, cut to white, and egg, pupa, and adult Carolina sphinx moth

Toothwort Lathrea squamaria
Toothwort Lathrea squamaria flower with lack of chlorophyll explaining its parasitic life style

Tor grass Brachypodium pinnatum
Tor grass Brachypodium pinnatum with ligule, spikelet, and lemma detail

Tormentil Potentilla erecta
Tormentil Potentilla erecta plant showing both shapes of leaves

Diagram of schematic tree
Diagram of schematic tree, very simplified colour wash over pen and ink showing how the root system is as large as the tree above ground

Red clover Trifolium pratensis
Red clover Trifolium pratensis plant

True fox sedge Carex vulpina
True fox sedge Carex vulpina tussock

Tubular water dropwort Oenanthe fistulosa
Tubular water dropwort Oenanthe fistulosa in amongst grasses with flowering head and seed head, and showing the stem swelling as well as leaves

Silver birch Betula pendula
Silver birch Betula pendula pen and ink tree shape without leaves

Silver birch Betula pendula trees vignette
Silver birch Betula pendula trees vignette

Silver Birch Betula pendula twig and leaf
Silver Birch Betula pendula twig with buds and catkins and leaf

Silver Birch Betula pendula 2
Silver Birch Betula pendula tree shape without leaves, close up of bark, and sprig with leaves and catkins

Skunk Cabbage Lysichiton americanus
Skunk Cabbage Lysichiton americanus pencil drawing

Slender St Johns Wort Hypericum pulchrum 2
Slender St Johns Wort Hypericum pulchrum

Slender St Johns Wort Hypericum pulchrum
Slender St Johns Wort Hypericum pulchrum showing red basal leaves and details of the calyx

Small scabious Scabiosa columbaria
Small scabious Scabiosa columbaria with flower detail and showing vegetative growth along a stolon

Snakeshead fritillary Fritillaria meleagris
Snakeshead fritillary Fritillaria meleagris flowers

Sneezewort Achillea ptarmica
Sneezewort Achillea ptarmica plant

Snowball tree Viburnum opulus sterile
Snowball tree Viburnum opulus sterile with detail of individual flowers

Snowdrop Galanthus nivalis pencil
Snowdrop Galanthus nivalis pencil drawing

Snowdrop Galanthus nivalis
Snowdrop Galanthus nivalis with one flower

Soft rush Juncus effusus
Soft rush Juncus effusus pecil drawing

Somerset redstreak apple Malus domestica
Somerset redstreak apple Malus domestica with apple blossom, leaves, and two ripe apples