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SCBG Checklist | Family List | Urticaceae | Elatostema

Elatostema acuminatum (Poiret) Brongniart

渐尖楼梯草

Description from Flora of China

Subshrubs, monoecious or dioecious, 10-50 cm tall, glabrous. Stems erect, branched. Leaves alternate, glabrous; nanophylls absent; stipules subulate, 1-2.2 × 0.1-0.2 mm, without cystoliths; petiole 0-7 mm; leaf blade obliquely elliptic or oblong, 2-10 × 1-3.5 cm, herbaceous, major basal lateral veins both arising at base of leaf blade or 1 arising above base, cystoliths absent or very small, sparse, only present along nerves; base with broader half cuneate or broadly cuneate, margin dentate, apex cuspidate or acuminate. Male inflorescences 4-clustered, simple, ca. 5 mm in diam., subsessile; receptacle small; bracts connate, 1-1.5 mm. Female inflorescences in pairs, 3-5 mm in diam., sessile; receptacle very small; bracts triangular; bracteoles narrowly linear. Male flowers 5-merous. Achenes ellipsoid, 7-9-ribbed. Fl. Dec-May.

Dense forests in valleys, shaded wet rocks or precipices; 500-1900 m. W Guangdong, Hainan, Yunnan [Bhutan, Indonesia, Malaysia, Myanmar, Nepal, Sikkim, Thailand, Vietnam].

引种苗圃 Introducing Plants Nursery


 

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