flowers

Oak sudden death Phytophthora ramorum fungi and algae pest on Oak tree Quercus

Oak spangle galls from wasp Tilia platyphyllos and Silk button galls from wasp Neuroterus numismalis on Oak leaf Quercus robu

Oak Quercus robur sketchbook page including flowers and young leaves

Magnolia sprig Magnolia grandiflora in flower with leaves not yet out

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

Sea Buckthorn shrub Hippophae rhamnoides.  Pen and ink illustration shows elongate leaves, low shrubby growth habit, and berries.

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

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.

Magnolia Magnolifia gradiflora tree, showing the tree in full flower, before the leaves appear.

Lilac Syringa vulgaris flowering spike with leaves

Brass Buttons or Buttonweed  Cotula coronopifolia with habit sketch, detail of flowering head, and amplexicaul leaf details.  Seeds and seed distribution, along with the variety of leaf forms are also shown.

Wild Parsnip Pastinaca sativa sketchbook study.  Illustration shows comparison with the cultivated parsnip plant, Pastinaca sativa sativa.  It also includes details on the petiole, flower, umbel, seed head, seeds, and root.

Spreading Cotoneaster Cotoneaster divaricatus Sketchbook study showing leaf vein patters, underneath of leaves, twigs, branching pattern, and autumn foliage.  Also shown are details of the Spreading cotoneaster berry, flowers, cross section of a flower, and habit sketch.  For more on cotoneaster species, look at my blog.

Snow-in-Summer or Dusty Miller Cerastium tomentosum sketchbook study showing habit sketch and detail of an asexual sprig. Seed and seed coat detail, calyx, leaf, flower and flower cross section are also depicted.  Details of the bud and fur on leaf also appear.

Sycamore Acer pseudoplatanus Sketchbook Study page showing blossom, individual flowers, seeds and leaves.  Also includes comparison to the Field Maple Acer campestre and the Norway maple, Acer platanoides.

Caucasian Stonecrop Sedum spurius sketchbook study.  Illustration shows details of plant, flowers, a habit sketch, and an individual flower.  Also includes details of the leaf edge, and Sedum spurius purpurea plant (Dragon’s blood sedum).

Siberian Stonecrop Phedimus hybridus or Sedum hybridum sketchbook study with habit, flower detail and cross section, seed and fruit detail.

Dwarf Pine subspecies cone and individual cone scale tip comparison.  Species compared are Pinus mugo uncinata, Pinus mugo rotundata, and Pinus mugo mugo

Dwarf Mountain Pine Pinus mugo sketchbook study sheet.  Illustration shows female and male flowers, immature and mature cones, the bark of the tree, and details of the pine needles and bud.

Bird Cherry Prunus padus compared to Rum or Black Cherry Prunus serotina.  Illustration shows flowering raceme, comparison between flowers and floral structures, fruit comparison, and leaf vein comparison.

Rum or Black Cherry Prunus serotina sketchbook study.  The page includes two bark studies (from an old and young tree), the habit of tree, and berry details.  The bud, individual flower, blossoming raceme, vein detail and petiole gland details are also depicted.

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

Lesser Periwinkle Vinca minor compared to Greater Periwinkle Vinca major.  Sketchbook study sheet shows details of flowers, leaves, leaf venation, a habit sketch, and cross sections of the periwinkle flowers.