龙珠果 long zhu guo

Dysosmia foetida (Linnaeus) M. Roemer; Granadilla foetida (Linnaeus) Gaertner; Passiflora foetida var. hispida (Candolle ex Triana & Planchon) Killip; P. hispida Candolle ex Triana & Planchon; Tripsilina foetida (Linnaeus) Rafinesque.

Herbaceous vines, foul smelling. Stem slender, striate, spreading pubescent. Stipules partly clasping, deeply parted, glandular pilose; petiole 2-6 cm, without glands, pubescent, indumentum dense, spreading, glandular pilose; leaf blade broadly ovate to oblong-ovate, (3-)4.5-13 × (2.5-)4-12 cm, membranous, glandular ciliate, abaxially pubescent with small nectaries in distal part, adaxially sericeous, mixed with occasional glandular hairs, base cordate, 3-lobed or unlobed, margin irregularly undulate, apex acute. Inflorescence reduced to a single flower, opposite tendril; bracts 3, 2- or 3(or 4)-pinnatifid; lobes threadlike, glandular pilose apically. Flowers white or light purple with white spots or lines, 2-3 cm in diam. Sepals ca. 1.5 cm, awned. Petals ca. 1.5 cm. Corona 3-5-seriate, filamentous, two outer series ca. 1 cm, inner three series 1-2.5 mm; operculum 1-1.5 mm, membranous; disk cupular, 1-2 mm high; androgynophore 5-7 mm tall. Stamens coherent at base, flat; anthers oblong, ca. 4 mm. Ovary shortly stipitate, ellipsoid, ca. 6 mm, glabrous; styles 3(or 4), 5-6 mm; stigmas capitate. Berry orange or orange-red, ovoid-globose, 2-3 cm in diam., glabrous. Seeds many, light brown to black, elliptic, 3-4 mm. Fl. Jul-Aug, fr. Apr-May of next year. 2n = 20.

Naturalized weed, grassy slopes, forest margins, roadsides, riverine beaches, occasionally cultivated; 100-1200 m. Guangdong, Guangxi, Hainan, Taiwan, Yunnan [native to the West Indies and N South America].

The Chinese material is rather uniform, and Killip’s infraspecific taxonomy (loc. cit. under genus heading) would key to Passiflora foetida var. hispida (Candolle ex Triana & Planchon) Killip ex Gleason.