rhizomatous

Seedling of Dwarf Japanese knotweed plant Reynoutria or Fallopia japonica compacta

Dwarf japanese knotweed plant Reynoutria japonica compacta

Dwarf Japanese knotweed Fallopia or Reynoutria japonica compacta sketchbook study sheet

Dwarf Japanese knotweed Fallopia or Reynoutria japonica compacta with notes, sketchbook study of this invasive species

Sketchbook study of this invasive aquatic plant, with botanical details, completed for FOR Sweden

Common Blue-sow thistle Cicerbita macrophylla sketchbook page compared to Alpine Sow-thistle Cicerbita alpina. Details of leaf venation, habit sketch, individual ray florets, seed information, and associated comparative details of the Alpine Sow-thistle

Himalalyan knotweed Persicaria wallichii showing a plant and close up of one flower.

Daisy Bellis perennis pen and ink illustration with details of the ray and disc florets

Yellow Flag Iris pseudoacorus in flower, pencil drawing

Wood speedwell Veronica montana showing red stem

Wood spurge Euphorbia amaldygloides with individual flower detail

Yellow archangel Lamiastrum galeobdolon plant

Yellow Flag Iris pseudoacorus in flower

Yellow loosestrife Lysimachia vulgaris pencil drawing

Yellow saxifrage Saxifraga azoides with red stem and detail of single petal

Yellow water-lily Nuphar lutea pencil drawing of flowers, brandy bottle seed head, and leaves floating on the water surface

Water avens Geum rivale plant with root

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

Three leaved rush Juncus trifidus and habit sketch and fruit detail

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

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

Slender St Johns Wort Hypericum pulchrum

Skunk Cabbage Lysichiton americanus pencil drawing

Sharp Flowered Rush Juncus acutiflorus with fruit and cross section of stem to show pith detail