graphite

Rosehip cross section sketchbook study showing seeds and remnants of sepals

Skunk Cabbage Lysichiton americanus sketchbook study page showing detail of flower and plant

Skunk Cabbage habit drawing showing a clump of plants with distinctive yellow spathes

Skunk Cabbage Lysichiton maericanus graphite drawing leaf with person to show scale

Tree of Heaven Allanthus alitissima  comparing bark of mature tree (on left) with young tree (on right)

Tree of Heaven AIlanthus alitissima bark of old tree showing grey colour and deep fissures

Tree of Heaven AIlanthus alitissima bark of young tree showing heart shaped leaf scar

Giant Hogweed Heracleum mantegazzianum habit drawing

Japanese Hop Humulus japonicus sketchbook study page.  Showing hops, seedling, stems detail, comparisons with the European common Hop, and male and female flowers

Persian Hogweed Heracleum persicum sketchbook study showing rounded curve of flowering head, and convex toothed leaf lobes.

Virginia spiderwort Tradescantia virginiana sketchbook study

Yarrow Achillea millefolium sketchbook study with flower and leaf in coolour

Sloe Prunus spinosa sketchbook study including stuck in leaf and studies of fruit and blossom

Serviceberry Amelanchier arborea sketchbook study with an autumn coloured leaf and individual flower

Rowan or Mountain ash, Sorbus aucuparia sketchbook study

winter jasmine Jasminum nudiflorum sketchbook study

Sweet chestnut Castanea sativa sketchbook study with colour details of an individual chestnut,  seed case, and leaf

Staghorn sumac Rhus typhina sketchbook study,  showing an individual flower and a habit sketch

Passion flower Passiflora sketchbook study with illustrations of the flowers and fruit

Pansy Viola tricolor sketchbook study with a focus on the flower colours

Rose Rosa rugosa ketchbook study with rosehips and habit sketch

Rose Rosa sketchbook study with focus on one central bloom

Raspberry Rubus idaeus sketchbook study witha focus on the berries

Hosta or Funkia sketchbook study with pencil and watercolour sketches of the variegated leaves