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FOC | Family List | FOC Vol. 5 | Urticaceae | Elatostema

18. Elatostema recticaudatum W. T. Wang, Acta Phytotax. Sin. 28: 309. 1990.

直尾楼梯草 zhi wei lou ti cao

Subshrubs monoecious, 25-40 cm tall, glabrous. Stems erect, branched. Leaves alternate; nanophylls absent; stipules linear-lanceolate, 8-10 × 1-1.2 mm, without cystoliths; petiole 0-1 mm; leaf blade narrowly oblong, oblong-oblanceolate, or narrowly elliptic, 7-15 × 2-4 cm, papery, major basal lateral veins both arising at base of leaf blade, cystoliths conspicuous, dense; base obliquely cuneate, margin denticulate, apex caudate. Male inflorescences solitary, simple, ca. 7 mm in diam., sessile; receptacle obscure; bracts connate, bracteoles cymbiform-oblong. Female inflorescences solitary, 2-5 mm in diam., sessile; receptacle 2-5 mm in diam.; bracts broadly triangular; bracteoles lanceolate-linear. Male flowers 4-merous; perianth lobes oblong. Achenes ellipsoid, 5-ribbed. Fl. Mar.

* Evergreen broad-leaved forests in valleys; 600-700 m. SE Xizang.


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