Elements of Botany, London, Printed for the author by J. Whiting, 1812, Botany, Flowers, Stems, Leaves, Bulbs, Roots, The illustration features a collection of cacti, showcasing various species and their distinctive shapes. Prominent are tall, slender columns with ribbed surfaces and prominent spines, alongside a rounded cactus characterized by a globular form and dense spination. Below the cacti, sketches depict geometric arrangements, including shapes that suggest how these plants might be stylized or used in design. Each specimen is meticulously detailed, highlighting the unique textures, spine arrangements, and growth habits, illustrating the diversity found within the cactus family.