湖南山麻杆 hu nan shan ma gan

Shrubs ca. 2 m tall, dioecious. Branchlets villous. Stipules lanceolate, 6-8 mm; petiole 5-8 cm; leaf blade broadly ovate, 10-12 × 8-19 cm, membranous or papery, abaxially villous, adaxially pilose along veins, base slightly cordate to subtruncate, with 4 glands, stipels subulate, 2-5 mm, margins serrulate, apex acuminate; basal veins 3. Male inflorescences axillary, unbranched, 9-15 cm, pilose; bracts broadly ovate, ca. 2 mm. Male flowers 5-7 per bract; pedicel 1.5-2 mm; sepals 3, ovate, ca. 2 mm; stamens 6-8. Female inflorescences terminal, unbranched, 3-4 cm, puberulent; bracts triangular, 4-4.5 mm. Female flowers: sepals 5, lanceolate, 2-2.5 mm, puberulent; ovary globose, densely villous; styles 3, filiform, 10-15 mm, connate for 1.5-3 mm. Fruiting pedicel 1-1.5 mm, pilose. Capsule subglobose, ca. 10 mm in diam., villous, verrucose. Seeds compressed-ovoid, ca. 8 mm, brownish, tuberculate. Fl. Apr-May, fr. Jun-Jul.

● Limestone slopes, valleys, forests, thickets; 300-900 m. NW Guangxi, E Hunan.