A plant family of the order Violales, subclass Dilleniidae, class Magnoliopsida that are herbaceous or woody vines, shrubs, and trees, mostly of warm regions. Many have tendrils in leaf axils. Leaves are alternate. Flowers have 3-5 sepals, petals and stamens. Nearly all species have seeds that bear a fleshy appendage called an aril.
    

concept

Passion flower (Passiflora species): twining stem with flowers and fruit. Pen drawing.

Passion flower (Passiflora minima): flowering stem. Coloured engraving after F. von Scheidl, 1770.

Passifloraceae

Images

Catalogue

Passion flower (Passiflora alata): flowering stem. Watercolour, ca. 1850 (?).

Passion fruit (Passiflora edulis): flowering stem, fruit and floral segments. Engraving with etching, c. 1828, after J. Hart.

Passion flower (Passiflora minima): flowering stem. Coloured engraving after F. von Scheidl, 1770.

A passion flower (Tacsonia insignis): flowering stem. Chromolithograph, c. 1873, after W. H. Fitch.

Granadilla or passion flower (Passiflora quadrangularis L.): flowering stem with separate floral segments. Coloured etching by M. Bouchard, 177-.