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

9a. Urtica dioica subsp. dioica

异株荨麻(原亚种) yi zhu qian ma (yuan ya zhong)

Urtica dioica var. vulgaris Weddell; U. tibetica W. T. Wang.

Plants densely covered with stinging and setulose hairs. Stipules 5-8 mm; petiole 1/2 as long as leaf blade; leaf blade often ovate, sometimes lanceolate, 5-11 × 2.5-4 cm, base cordate, margin serrate. Female inflorescences paniculate, longer than petioles, often drooping. Fl. Jul-Aug, fr. Aug-Sep.

Partly shady and moist places in forests, thickets, stream banks; 3200-4800 m. Qinghai, W Xinjiang, C and W Xizang [C Asia (C Himalayas); N Africa, Europe, North America].

Urtica tibetica is treated here as merely a shade form of U. dioica subsp. dioica.


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