樟叶西番莲 zhang ye xi fan lian

Passiflora acuminata Candolle; P. tinifolia Jussieu.

Woody vines. Stem terete, glabrous, striate. Stipules linear, 3-4 mm; petiole terete, ca. 1.2 cm, sparsely pubescent, with 2 glands near base of blade; leaf blade ovate-oblong, 7-10 × 3.5-6 cm, leathery, glabrous, lateral veins 8-10 per side of midvein, base rounded or subcordate, margin entire, apex mucronulate. Inflorescence reduced to a single flower; bracts 3, ovate, 2-3 cm, puberulous, base cuneate, margin glandular serrate, apex obtuse. Pedicel 1.5-3 cm, thick. Flower white, with red spots, 5-7 cm in diam. Sepals 5, ovate-oblong, 2-2.5 cm, awned and puberulous apically. Petals 5, similar to sepals. Outer corona in 6 whorls, purple with white bands; outer 2 whorls 2-4 cm, linear; inner 4 whorls 1.5-2 mm, threadlike; inner corona membranous, apically dentate; limen annular around base of androgynophore. Ovary ovoid, sparsely pubescent. Fruit citreous or reddish yellow, ovoid, 4-6 cm. Seeds many, obcordate, 5-7 mm. Fl. Jun.

Cultivated. Guangdong (Guangzhou) [native to Central and South America].

A white-flowered form was introduced to China; wild populations most often have red or reddish purple flowers.