The Quadangular Passion Flower

Cite this: Thornton, Robert John. 1807. New illustration of the sexual system of Carolus von Linnaeus : comprehending an elucidation of the several parts of the fructification ; a prize dissertation on the sexes of plants, a full explanation of the classes, and orders, of the sexual system ; and the temple of flora, or garden of nature, being picturesque, botanical, coloured plates, of select plants, illustrative of the same, with descriptions, London : Printed, for the publisher, by T. Bensley.