Rumex maritimus (PROSEA)
Introduction |
- 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