黔南润楠 qian nan run nan

Persea austroguizhouensis (S. K. Lee & F. N. Wei) Kostermans.

Trees, ca. 10 m tall. Branchlets glabrous. Winter buds ovoid; bud scales orbicular or ovate, densely appressed brownish sericeous. Petiole 1.5-3 cm, glabrous; leaf blade shiny on both surfaces, lanceolate or oblanceolate, 10-20 × 2-4(-5) cm, thickly leathery, glabrous on both surfaces, midrib thick, elevated abaxially, impressed adaxially, lateral veins 12-15 pairs, conspicuously elevated abaxially, base cuneate, apex caudate-acuminate. Infructescences arising from base of newly sprouted branchlet, ca. 5 cm. Fruit ovoid, ca. 1.5 cm × 8 mm; persistent perianth lobes subequal, oblong, 5-6 × ca. 2.5 mm, puberulent on both surfaces; fruiting pedicel ca. 8 mm, thickened. Fr. Aug.

● Mountain slopes, mixed forests. Guangxi (Napo), Guizhou.