seeds

Water avens Geum rivale plant with root

Water dock Rumex hydrolapathum pencil drawing

Water horsetail Equisetum fluviatile pencil illustration showing flower and leaf

Water Plantain Alisma plantago-aquatica flowering and showing both leaf types. Pencil

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

Tormentil Potentilla erecta plant showing both shapes of leaves

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 plant

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

Sundew Drosera rotundifolia with basal rosette of leaves and emerging flowering spikes

Sunflower Helianthus annuus close up of one flwoer

Sweet flag Acorus calamus fruit growing from leaf, pencil

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

Sycamore Acer pseudoplatanus leaves with winged fruit amd flowers

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

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

Snowdrop Galanthus nivalis pencil drawing

Snowdrop Galanthus nivalis with one flower

Soft rush Juncus effusus pecil drawing

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

Southern Marsh Orchid Dactylorhiza praetermissa

Silver birch Betula pendula pen and ink tree shape without leaves

Soybean Glycine max with pods and one flower