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FOC | Family List | FOC Vol. 19 | Cucurbitaceae | Gymnopetalum

1. Gymnopetalum chinense (Loureiro) Merrill, Philipp. J. Sci. 15: 256. 1919.

金瓜 jin gua

Euonymus chinensis Loureiro, Fl. Cochinch. 1: 156. 1790; Bryonia cochinchinensis Loureiro; Gymnopetalum cochinchinense (Loureiro) Kurz; G. heterophyllum Kurz; G. quinquelobatum Merrill; G. quinquelobum Miquel; Melothria touchanensis H. Léveillé; Momordica tubiflora Roxburgh; Scotanthus tubiflorus (Roxburgh) Naudin, nom. superfl.; Tripodanthera cochinchinensis (Loureiro) M. Roemer.

Plants perennial. Stem and branches slender, hispid or villous, glabrescent. Petiole 2-4 cm; leaf blade ovate-cordate, 4-8 × 4-8 cm, membranous, 5-angular or 3-5-lobed; middle lobe larger, triangular, both surfaces scabrous, base cordate, apex acuminate. Plants monoecious. Male flowers solitary, or 3-8 in a raceme; peduncle slender, 10-15 cm; bracts leaflike, 1-2.5 cm, yellow-brown villous, 3-lobed; calyx tube tubular, elongate, ca. 2 cm; segments linear, ca. 7 mm; corolla white; segments oblong-ovate, 15-20 × 10-12 mm, ± villous; filaments ca. 0.5 mm; anthers ca. 7 mm. Female flowers solitary; pedicels 1-4 cm; ovary oblong, 10-12 × ca. 5 mm, yellow-brown villous, acute at both ends; style 5-8 mm; stigmas 3. Fruit orange, oblong-ovoid, 4-5 cm, smooth, 10-ribbed, acute at both ends. Seeds oblong, ca. 7 × 3-3.5 mm, both ends obtuse. Fl. Jul-Sep, fr. Sep-Dec.

Forests and thickets on mountain slopes; 400-900 m. Guangdong, Guangxi, Hainan, Yunnan [Bhutan, India, Indonesia, Malaysia, Myanmar, Nepal, Philippines, Thailand, Vietnam].


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