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

9. Pellionia radicans (Siebold & Zuccarini) Weddell in Candolle, Prodr. 16(1): 167. 1869.

赤车 chi che

Procris radicans Siebold & Zuccarini, Fl. Jap. 218. 1846; Elatostema radicans (Siebold & Zuccarini) Weddell; E. radicans var. grande (Gagnepain) H. Schroeter; Pellionia arisanensis Hayata; P. chikushiensis Yamamoto; P. radicans f. grandis Gagnepain; P. radicans var. grandis (Gagnepain) W. T. Wang.

Herbs perennial, usually dioecious. Stems ascending or repent, usually branched, glabrous or puberulent. Leaves alternate; stipules subulate, 1-4 × 0.1-0.2 mm; petiole 1-4 mm; leaf blade herbaceous, obliquely rhombic-ovate or lanceolate, (1.2-)2.4-5(-9) × (0.8-)1-2.5(-4.5) cm, major lateral veins asymmetric, one basal, the other arising above base, broader outer half auriculate, margin dentate, apex acuminate; cystoliths obscure or conspicuous; nanophyll absent. Staminate inflorescences 1-1.5 cm in diam., peduncle 0.5-3.5(-7) cm; staminate flowers: tepals 5, elliptic; stamens 5; rudimentary pistil conic. Pistillate inflorescences 3-5 mm in diam., peduncle 0.3-3(-25) mm; pistillate flowers: tepals 5. Achenes nearly ellipsoidal, tuberculate. Fl. May-Dec.

Valley forests, thickets in shady damp places, streamsides; 200-1500 m. S Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, SW Hubei, Hunan, Jiangxi, Sichuan, Taiwan, SE Yunnan, Zhejiang [Japan, Korea, N Vietnam].

This species is used medicinally.

SHAO Qing, LIN Qi, and DUAN Lin-Dong treat Pellionia pauciflora W. T. Wang as a synonym of this taxon (Acta Phytotax. Sin. 42: 571-572. 2004).


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