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Himalayan Blackberry Rubus armeniacus.  Sketchbook illustration shows flower, flower cross section, leaf shape and underside, stem, seed, early fruit and seed detail

Walnut Juglans regia nut in shell and loose nut

Walnut Juglans regia tree showing typical growth habit

Mulberry Morus nigra toothed leaves and black berries

Mulberry Morus nigra tree showing usual growth form and habit

Eucalyptus flowers, fruit and leaves on a branch

Eucalyptus tree showing typical form and growth habit

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

Elder Sambucus nigra berries, flowering head and details

Blackberry Rubus fruticosus line drawing with focus on the blossom and berries

Sketchbook study of the blackberry, focusing on the ripe and un ripe berries

Yellow loosestrife Lysimachia vulgaris pencil drawing

Potato Solanum tuberosum vs Sweet potato pomoea batatas tuber diagram

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

Ladies bedstraw Galium verum with yellow flowers and leaf rosettes

Elder Sambuccus nigra flowering head and berries, somewhat depleted along with leaves

Blackberry Rubus fruticosa showing flowers, ripe and unripe fruit, and a leaflet

Alder buckthorn Rhamnus frangula sprig with close up of berry and flower, berries red and purple