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White clover Trifolium repens showing rooting nodes and pale chevrons on the leaves

Tufted hair grass Deschampsia caespitosa with ligule, spikelet, lemma, and leaf cross section showing how each blade is rolled up

Sunflower Helianthus annuus close up of one flwoer

Potato Solanum tuberosum vs Sweet potato pomoea batatas tuber diagram

Sweet woodruff Asperula odorata with cross section of stem and seeds and flowers on the plant

Sweetcorn Zea mays plant

Sycamore Acer pseudoplatanus leaves with winged fruit amd flowers

Tall fescue Festuca arundinaceae with ligule spikelet and lemma details

Teasing Georgia Rose, cream flower with buds and fully flowering bloom

Three leaved rush Juncus trifidus and habit sketch and fruit detail

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 flower with lack of chlorophyll explaining its parasitic life style

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

Tormentil Potentilla erecta plant showing both shapes of leaves

Red clover Trifolium pratensis plant

True fox sedge Carex vulpina tussock

Star sedge Carex echinata plant with two stigmas, ligule, fruit, female glume and leaf tip

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

Stiff sedge Carex biglowii with rhizome and vegetative tufts, two stigmasm ligule, fruit and glume

Silver Birch Betula pendula twig with buds and catkins and leaf

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

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 with flower detail and showing vegetative growth along a stolon