Actinidia callosa Lindley var. trichogyna (Franchet) Finet & Gagnepain.

Climbing shrubs, mid-sized, deciduous. Branchlets glabrous, buds densely rusty strigose, lenticels inconspicuous on younger branches, subconspicuous on mature ones; pith brown, lamellate. Petiole 2.5-5 cm, glabrous; leaf blade abaxially glaucous, adaxially green, ovate to narrowly ovate, 5-10 × 3-6 cm, papery when young, softly leathery when old, both surfaces glabrous, midvein and lateral veins subconspicuous abaxially, lateral veins 6 or 7 pairs, base usually truncate, margin finely serrulate, apex acute to acuminate. Inflorescences cymose, 1-3-flowered, glabrous; peduncles 2-3 mm; pedicels 7-8 mm; bracts narrowly triangular, ca. 1.5 mm. Flowers white. Sepals 5, oblong, 5-6 mm, grayish yellow tomentose abaxially at margins and adaxially throughout. Petals 5, obovate, 9-10 mm. Filaments 4-6 mm; anthers yellow, oblong, 2.5-3 mm. Ovary cylindric-globose, ca. 3 mm, sparsely grayish yellow tomentose. Fruit dark green when mature, subglobose or ovoid to cylindric-oblong, 1.5-3 cm, glabrous, lenticels brown. Seeds ca. 2 mm. Fl. May-Jul, fr. Oct.

● Mountain forests; 1000-1800 m. Chongqing (Chengkou, Wushan, Wuxi), Guizhou (Yanhe), Hubei (Hefeng, Lichuan), Hunan, Jiangxi (Jingdezhen, Lichuan), Sichuan (Wanyuan).