上林楼梯草 shang lin lou ti cao

Herbs perennial, dioecious, ca. 9 cm tall. Stems ascending or erect, simple, glabrous. Leaves alternate, glabrous; nanophylls absent; stipules narrowly lanceolate, 2-2.2 × 0.3-0.7 mm; petiole 0-1 mm; leaf blade obliquely elliptic or oblong, 1-4.5 × 0.5-1.5 cm, papery, major basal lateral veins both arising at base of leaf blade, cystoliths obscure, sparse; base with broader half auriculate, margin denticulate, apex caudate-acuminate. Male inflorescences solitary, simple, ca. 3.5 mm in diam., sessile; receptacle obscure; bracts connate, 2-3 mm; bracteoles narrowly linear. Male flowers 4-merous. Fl. Aug.

* Valley streamsides, dark damp rocks. Guangxi (Shanglin).