watercolor wash

Alexanders Smyrnium olusatrum with Puccinia smyrnii rust on some leaves, and detail of one flower and one seed.

Wood vetch showing branching tendrils, growth habit, and the darker-coloured banner petals.

Mulberry Morus nigra berries and leaf, colour on pen and ink drawing

Alaskan lupin Lupinus nootkanensis plant showing leaves and blue flowering spikes.

Nootka lupin Lupinus nootkanensis flowering spike in sketch style, watercolour & graphite

Nootka lupin Lupinus nootkanensis sketchbook studies showing details of leaflets, seed pods, seeds, root, habit sketch, and flower cross sections.

Nootka lupin sketch with notes showing details of leaflets, seed pods, seeds, root, habit sketch, and flower cross sections.

Habit sketch of Heath Star-moss Campylopus introflexus growing on limestone boulder.

Heath Star-moss Campylopus introflexus illustrations showing wet moss with white apical hairs.

Heath Star-moss study showing the moss in wet and dry states, and botanical details

Heath Star-moss study with notes showing the moss in dry and wet form and with botanical details

Cow Parsley sketchbook study sheet.  Detail of seed head, flowers, and leaves and roots are shown.

Cow Parsley sketchbook study sheet with written notes.  Detail of seed head, flowers, and leaves and roots are shown.

Kingfisher Alcedo atthis, an animal used by humans for biomimicry. Illustration from the cover of “30 animals that made us smarter” by Partick Aryee.  This illustration cannot be re-used in any other book titles.

Egyptian Rousette Bat Rousettus aegyptiacus, an animal used by humans for biomimicry. Illustration from the cover of “30 animals that made us smarter” by Partick Aryee.  This illustration cannot be re-used in any other book titles.

Illustration of the Carribean reef octopus which shows cryptic colouration. Illustration from the cover of “30 animals that made us smarter” by Partick Aryee.  Illustration cannot be re-used in any other book titles.

Illustration from the cover of “30 animals that made us smarter” by Partick Aryee.  Illustration cannot be re-used in any other book titles.

Sea Buck-thorn Hippophae rhamnoides shrub pen and ink with colour wash

Lilac Syringa vulgaris tree pen and ink.  Illustration shows the tree in full bloom.

Magnolia tree Magnolia grandiflora tree pen and ink with colour wash.  Illustration shows the tree in flower, before the leaves appear.

Guelder rose shrub Viburnum opulus pen and ink with watercolour wash.  Illustration shows the shrub in bloom.

Medlar Mespilus germanica tree pen and ink with colour wash.  Illustration shows tree with fruit.

Staghorn sumac Rhus typhina tree pen and ink with colour wash

Witch-hazel tree Hamamelis virginiana in bloom in winter.  Illustration shows snow on the ground, and twigs visible.