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Rumex maritimus (PROSEA)

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Plant Resources of South-East Asia
Introduction
List of species


Rumex maritimus L.

Protologue: Sp. pl. 1: 335 (1753).
Family: Polygonaceae

Vernacular names

  • Sea dock (En)
  • Vietnam: dương đề taù, chút chít.

Distribution

North and South America, Europe, India, China, Indo-China.

Uses

In Vietnam, the dried roots are prepared as a laxative pill, and the fresh roots in decoction are used for the same purpose. In Europe, the seeds are sometimes used as an aphrodisiac.

Observations

  • An annual to biennial herb, 30-70 cm tall, stem much branched, deeply grooved.
  • Basal leaves narrowly lanceolate to elliptical, 5-20 cm × 1-3.5 cm, base cuneate to obtuse, apex acute.
  • Inflorescence a panicle, flowers arranged in dense whorls.
  • Flowers bisexual, inner perianth segments enlarged in fruit, 2-3 mm long, marginal teeth usually 1-2 on each side, callous tubercles on all valves, subequal, ovoid, 1-1.5 mm long.
  • Nutlet oblong, yellowish-brown.

R. maritimus occurs in humid localities, along ditches, roads, fields and irrigation canals.

Selected sources

  • [455] Huang, T.-C. (Editor), 1993—. Flora of Taiwan. 2nd Edition. Editorial Committee of the Flora of Taiwan, Taipei, Taiwan, Republic of China.
  • [647] Mansfeld, R., 1986. Verzeichnis landwirtschaftlicher und gärtnerischer Kulturpflanzen (ohne Zierpflanzen) [Register of agricultural and horticultural plants in cultivation (without ornamentals)]. Schultze-Motel, J. et al. (Editors). 2nd Edition. 4 volumes. Springer Verlag, Berlin, Germany. 1998 pp.
  • [736] Nguyen Thi Do, 1994. Family Polygonaceae Juss. in the Flora of Vietnam. Journal of Biology (Hanoi) 16(4): 77—78. (in Vietnamese)

Main genus page

Authors

  • Nguyen Thi Do