Flore pittoresque et médicale des Antilles, ou, Histoire naturelle des plantes usuelles des colonies françaises, anglaises, espagnoles, et portugaises, Paris, Chez l'Éditeur, 1833, botany, medicinal plants, pictorial works, West Indies, The illustration features a botanical study of a plant known as 'Ruellia tuberosa.' The composition showcases the plant's distinct features, including its tall, upright stem that supports several vibrant blue flowers with tubular shapes. These blossoms emerge from the stem in a clustered formation, surrounded by lush green leaves that are broad and slightly pointed. The lower part of the illustration includes a depiction of the plant's root system, illustrating the tuberous roots that give the species its name. The overall presentation is detailed, highlighting the plant's morphology for educational purposes.