Vasilis Teodoridis:
Juglandaceae | Juglans
3. Juglans mandshurica Maximowicz; Bull. Cl. Phys.-Math. Acad. Imp. Sci. Saint-Pétersbourg; sér. 2. 15: 127. 1856.
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Juglans cathayensis Dode; J. cathayensis var. formosana (Hayata) A. M. Lu & R. H. Chang; J. collapsa Dode; J. draconis Dode; J. formosana Hayata; J. stenocarpa Maximowicz.
Trees or sometimes shrubs; to 25 m tall. Leaves 40-90 cm; petiole 5-23 cm; petiole and rachis sparsely to moderately glandular pubescent; occasionally densely so; leaflets (7 or)9-19; lateral ones sessile; blade elliptic to long elliptic or ovate-elliptic to long elliptic-lanceolate; 6-17 x 2-7.5 cm; abaxially tomentose or occasionally slightly pubescent; generally without glandular hairs; slightly to densely eglandular and glandular pubescent along midvein; base oblique; subcordate; margin serrate; rarely serrulate; apex acuminate; terminal petiolule 1-5 cm. Male spike 9-40 cm. Stamens 12-40. Fruiting spike with 5-10(-13) nuts. Nuts globose; ovoid; or ellipsoid; 3-7.5 x 3-5 cm; husk densely glandular pubescent; indehiscent; shell thick; rough; with 6-8 prominent ridges and deep pits and depressions. Fl. Apr-May; fr. Aug-Oct. 2n = 32
Mixed forests on mountain slopes or in valleys; 500-2800 m. Anhui; Fujian; Gansu; Guangxi; Guizhou; Heilongjiang; Henan; Hubei; Hunan; Jiangsu; Jiangxi; Jilin; Liaoning; Shaanxi; Shanxi; Sichuan; Taiwan; Yunnan; Zhejiang [N Korea].