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FOC | Family List | FOC Vol. 5 | Polygonaceae | Rumex

9. Rumex popovii Pachomova, Bot. Mater. Gerb. Bot. Inst. Uzbekistansk. Fil. Akad. Nauk SSSR. 18: 61. 1967.

中亚酸模 zhong ya suan mo

Rumex aquaticus Linnaeus subsp. lipschitzii K. H. Rechinger.

Herbs perennial. Roots large, 0.8-1.5 cm in diam. Stems erect, reddish, 60-100 cm tall, usually branched above, glabrous, grooved. Basal leaves: petiole 7-13 cm, stout; leaf blade oblong-ovate or narrowly ovate, 15-20 × 4-6 cm, both surfaces glabrous, base cordate, margin slightly undulate, apex acute; cauline leaves lanceolate; ocrea fugacious, membranous. Inflorescence paniculate; branches spreading. Flowers bisexual. Pedicel filiform, articulate below middle, articulation indistinct. Inner tepals enlarged in fruit; valves pinkish, nearly orbicular or orbicular-ovate, 4-5 mm in diam., all without tubercles, conspicuously net veined, base deeply cordate, margin inconspicuously denticulate. Achenes brown, shiny, ellipsoid, trigonous, ca. 2 mm. Fl. Jun-Jul, fr. Jul-Aug.

Water sides in valleys, stream banks; 700-3100 m. Xinjiang [Kazakhstan, Mongolia, Tajikistan].


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