Description from Flora of China
Persea chuanchienensis (S. K. Lee) Kostermans.
Trees, ca. 5 m tall. Branchlets purple-brown, sometimes with distinctly raised elliptic lenticels, branchlets and young shoots smooth, glabrous. Terminal buds conical, puberulent. Leaves clustered at upper part of branchlet; petiole slender, 1.8-2.2 cm; leaf blade abaxially pale green, adaxially green, oblong, 8.5-12 × 2.7-3.8 cm, thinly leathery, abaxially appressed puberulent when young, midrib abaxially distinctly elevated, adaxially impressed, lateral veins 8 or 9 pairs, abaxially raised, adaxially slightly raised, veinlets densely reticulate, sometimes foveolate on both surfaces, base cuneate, apex obtuse or obtuse-acuminate. Cymose panicles near base of newly sprouted branchlet or sometimes subterminal, 6-10.5 cm, few flowered, branched at upper part of peduncle. Pedicel slender, ca. 7 mm. Flowers ca. 5 mm. Perianth lobes oblong, equal or subequal, glabrous outside, sericeous inside. Fruit unknown. Fl. Jun.
● NE Guizhou, SE Sichuan.