Description from Flora of China
Strychnos esquirolii H. Léveillé.
Trees or shrubs, unarmed. Branchlets slender, glabrous. Petiole 4-6 mm, sparsely pilose or glabrous; leaf blade abaxially pale green, adaxially green, oblong-lanceolate or ovate-elliptic, 5-11 × 3-5 cm, papery, abaxially glabrous or pilose on major veins, adaxially glabrous, 3-veined from base, veins prominent abaxially, impressed adaxially, base subrounded or broadly cuneate, asymmetric, margin serrulate, apex caudate-acuminate or long acuminate. Flowers green, solitary or 2-4 in shortly pedunculate or subsessile cymes. Pedicel 3-4 mm, sparsely pilose. Drupe solitary in axils of leaves, subovoid-globose, 1-1.5 cm, 9-12 mm in diam., base with persistent calyx tube, apex mucronulate; exocarp rugose when dry; fruiting pedicel 4-5 mm, sparsely pilose, 2-loculed, with 1 or 2 seeds. Fl. unknown, fr. Aug-Sep.
● Forests on mountain slopes. W Guangxi, Guizhou.