Botanical illustration

Yellow-wort Blackstonia perfoliata showing basal rosette, individual seed, and distinctive pale green glaucous leaves

Common Fleabane Pulicaria dysenterica with disc floret seed with pappas and ray floret detail

Bouquet with rose, goldenrod, hepatica, and black-eyed susan flowers

Mint sprig showing flowers and growth pattern.

Peach Prunus persica Version two with slice and single leaf

Peach Prunus persica with a slice and one leaf

Waxcap assortment of species in a meadow: Golden, Goblet, Blackening, Crimson, Scarlet, Cedar snowy, Golden spindles, Fibrous, Ballerina, Parrot

Sweet Pea flower Lathyrus grandiflorus without leaves

Periwinkle Vinca major flower sketch concentrating on the blues of the petals.

Birds foot trefoil Lotus corniculatus with seed pod and individual flower and calyx

Japanese knotweed Fallopia japonica stand in winter showing bamboo-like canes

Giant Hogweed Heracelum mantegazianum sketchbook studies showing detail of leaves, stem, and seeds.

Tree of Heaven Ailanthus altissima sketchbook study page and habit sketch

Small Balsam Impatiens parviflora sketchbook study showing cross section of flower and details of seeds and exploded seed case.

Garden lupin Lupinus regalis habit showing a red and yellow variety

Tree of Heaven Ailanthus altissima habit drawing showing mature tree in flower

Small Balsam Impatiens parviflora habit drawing of a clump of plants

Persian Hogweed Heracleum persicum in flower showing habit and growth form

Milkweed Asclepias syriaca habit drawing showing two plants in flower

Lupin Lupinus polyphyllus habit drawing showing palmate leaves and flower spikes

Japanese knotweed Fallopia japonica habit drawing showing thicket of the plant

Japanese Hop Humulus japonica habit drawing showing how the plant climbs and spreads

Himalayan balsam Impatiens glandulifera habit drawing showing entire plant

Canadian Goldenrod Solidago canadensis habit drawing showing entire plant