Stauntonia trinervia Merrill

Dioecious. Branches brownish purple, terete, striate when dry. Petiole 3--6 cm; leaf blade palmately 3--5-foliolate; petiolules 1.5--4 cm; leaflets oblong, obovate-oblong, or elliptic, 7--10 × 3--5 cm, leathery, abaxially glaucous, adaxially dark green and shiny, both surfaces brown tinged with yellowish green spots when dry, base rounded to slightly cordate, margin thickened and revolute, apex acutely mucronate to rounded cuspidate; primary veins 3; secondary veins 7 pairs, slightly prominent on both surfaces; tertiary veinlets sparse, slightly prominent on both surfaces. Racemes 4--6 cm, few flowered; bracts persistent; peduncle 1--2.5 cm. Male flowers: pedicel slender, ca. 1 cm. Sepals dull yellow, ca. 1.6 cm, thick, slightly fleshy; outer 3 sepals lanceolate to ovate-lanceolate, ca. 16 × 4--5 mm, adaxially slightly puberulous and 8-striate, apex obtuse; inner 3 sepals linear-lanceolate, ca. 2 mm wide, adaxially glabrous, 3-striate. Petals absent. Filaments ca. 4 mm, connate into a tube; anthers free, ca. 3 mm; connective apical appendage hornlike, ca. 4 mm. Pistillodes 3, ca. 1 mm. Female flowers not seen. Fruit green when young, oblong, ca. 9 × 4.5 cm, farinose, densely and minutely tuberculate, apex mucronate. Seeds subtriangular, ca. 9 mm; seed coat blackish brown, shiny. Fl. Apr, fr. Oct.

Guangdong (Zengcheng Xian, Wengyuan Xian)

* Open forest on mountain slopes, along valleys; 400--1500 m.

Stauntonia crassipes T. Chen.

Stauntonia trinervia là một loài thực vật có hoa trong họ Lardizabalaceae. Loài này được Merr. miêu tả khoa học đầu tiên năm 1934.

三脉野木瓜（学名：Stauntonia trinervia）是木通科野木瓜属的植物，为中国的特有植物。分布于中国大陆的广东等地，生长于海拔350米至500米的地区，见于山谷水旁疏林中。