耳基叶杨桐 er ji ye yang tong

Shrubs or small trees. Young branches grayish brown, glabrescent; current year branchlets densely yellowish brown spreading villous; terminal buds long conic, ca. 8 mm, yellowish brown sericeous. Petiole 1-1.5 mm, abaxially pubescent, adaxially grooved; leaf blade lanceolate to narrowly lanceolate, 7.5-12.5 × 1.9-2.5 cm, thinly leathery, abaxially yellowish green and appressed pubescent densely so along midvein, adaxially dark green and glabrous, midvein abaxially elevated and adaxially impressed, secondary veins 14-16 on each side of midvein, abaxially slightly raised, and adaxially visible, base obliquely auriculate and amplexicaul, margin inconspicuously serrulate, apex long acuminate to caudate-acuminate. Flowers axillary, solitary. Pedicel 5-7 mm, ca. 1.5 mm in diam., sparsely pubescent; bracteoles caducous. Sepals 5, ovate to long ovate, 7-9 × 5-6 mm, outside sericeous near apex, apex acute. Petals white. Stamens ca. 34, 4-4.5 mm; filaments ca. 1.5 mm, almost distinct, glabrous; anthers linear, ca. 1.5 mm, glabrous, connective exserted for ca. 1 mm. Ovary ovoid, glabrous, 5-loculed with many ovules per locule; style simple, ca. 3 mm, glabrous. Fruit ovoid, ca. 1.3 × 0.8-0.9 cm, with few seeds per locule. Seeds brown, compressed reniform, shiny.

● Guangxi (without precise locality or date).

This species is known only from the type.