The blue passion flower (Passiflora caerulea).

A a vigorous, deciduous or semi-evergreen tendril vine with palmate leaves and fragrant, blue-white flowers with a prominent fringe of coronal filaments in bands of blue, white, and brown. 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. Author: Thornton, Robert John / London: printed, for the publisher, by T. Bensley, Bolt Court, Fleet Street, [1799-]1807. Source/Shelfmark: 10.Tab.40