Carya cathayensis Sarg.

Commonly cultivated for its oily, edible nuts.

Trees to 20 m tall. Terminal buds naked, rusty brown. Leaves 16-30 cm; petiole 4-9 cm, glabrous; rachis pubescent; leaflets 5 or 7, lateral ones sessile or with petiolule ca. 1 mm, blade lanceolate or ovate-lanceolate, 10-18 × 2-5 cm, with abundant, peltate scales, abaxially glabrous except for hairs along midvein and in axils of secondary veins, base cuneate or subrounded, apex acuminate; terminal petiolule 4-10 mm. Male spikes 10-15 cm; peduncle 1-2 cm. Anthers puberulent. Nuts ellipsoid, 2-3 × 1.5-2.3 cm; husk winged to base; shell with 4 faint, longitudinal ridges, 1-2 mm thick, 4-chambered at base, lacunae absent. Fl. Apr-Jun, fr. Aug-Sep.

Anhui, S Guizhou, Jiangxi, Zhejiang

* Forests on mountain slopes, valleys, riverbanks; 400-1500 m.

Hicoria cathayensis (Sargent) Chun.

Carya cathayensis (Chinese: 山核桃) (common name Chinese hickory) is a species of hickory native to China. Peeled and roasted nuts, known as 山核桃仁, are a well-known specialty of Hangzhou.

Carya cathayensis là một loài thực vật có hoa trong họ Óc chó. Loài này được Sarg. mô tả khoa học đầu tiên năm 1916.

山胡桃（Carya cathayensis）是山核桃属植物。