fruit

Spiked Water Milfoil Myriophyllum spicatum pencil drawing showing the plant below and above the water

Silver Birch Betula pendula twig with buds and catkins and leaf

St Johns Wort Hypericum with very pale leaves, rooting nodes, and buds as well as flowers

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

Skunk Cabbage Lysichiton americanus pencil drawing

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

Salad burnett Sanguisorba minor with detail of individual male and female flowers

Sanicle Sanicula europea with flower detail and seeds shown on the plant as well as flowers

Scots pine Pinus sylvestris trees in pen and ink from young dapling to mature adult tree

Scots pine Pinus sylvestris tuft with mature cone and green cones

Seaside centuary Centaurium littorale growing on a dune

Sheeps sorrel Rumex acetosella whole plant with flowers

Shining cranesbill Geranium lucidum with scarlet leaves, flowers, and seedheds

Silver birch Betula pendula bark study with a small layer of bark curling off the tree

Rosebay Willowherb Chamaenerion angustifolium

Rosemary Rosmarinus officinalis sprig

Rowan Sorbus aucuparia tree sapling tree without leaves, in pen and ink

Rowan Sorbus aucuparia tree ink drawing without leaves

Rowan Sorbus aucuparia sprig of leaves, clutch of orange berries and white flowers

Sage Salvia officinalis in flower

Purple ramping fumitory Fumaria purpurea with fruit and bud

Pyramidal orchid Anacamptis pyramidalis