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

98. Elatostema multicanaliculatum B. L. Shih & Yuen P. Yang, Bot. Bull. Acad. Sin. 36: 268. 1995.

多沟楼梯草 duo gou lou ti cao

Herbs perennial, dioecious, up to 80 cm. Stems ascending or repent, branched, glabrous. Leaves alternate; nanophyll absent; stipules lanceolate, 5-7 × 2 mm, glabrous; petiole 0-1 mm; leaf blade obliquely elliptic to lanceolate-oblong, 5-14.5 × 2.5-5.5 cm, membranous, major basal lateral veins both arising above base of leaf blade, rarely absent and venation pinnate, nearly glabrous, cystoliths conspicuous, dense; base with broader half cordate, margin serrulate to coarsely serrate, apex acuminate. Female inflorescences solitary, ± 4-sided, ca. 12 × 8 mm, sessile or subsessile; receptacle ca. 10 × 2.5-6 mm; bracts connate into a narrowly oblong or lanceolate involucre; bracteoles narrowly lanceolate. Achenes ovoid, 5-6-ribbed. Fl. Sep-Nov.

* Moist ravines; at medium elevations. Taiwan (Taoyuan).


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