Rumex acetosa




Family Polygonaceae
Subfamily Polygonoideae
Scientific name Rumex acetosa L.
Synonyms Acetosa acetosella (L.) Miller; Acetosa angustata Rafinesque; Acetosa fontanopaludosa (Kalela) Holub; Acetosa pratensis Miller; Acetosa rugosa (Campdera) Holub; Lapathum acetosa (L.) Scopoli; Lapathum pratense Lamrck; Rumex acetosa L. subsp. fontanopaludosus (Kalela) Hylander; Rumex acetosa L. subsp. pratensis (Miller) A. Blytt & O. C. Dahl; Rumex acetosa L. subsp. serpentinicola (Rune) Nordhagen; Rumex acetosa L. var. hortensis Dierbach; Rumex acetosa L. var. longifolia Metzger; Rumex acidus Salisbury; Rumex acuminatus Campdera; Rumex agrestis Rafinesque; Rumex alpestris auct.; Rumex alpestris auct. subsp. lapponicus (Hiitonen) Jalas; Rumex arifolius auct.; Rumex fontanopaludosus Kalela; Rumex haematinus Kihlman; Rumex hispanicus sensu W. D. J. Koch, non C. C. Gmelin; Rumex hortensis Visiani ex Nyman; Rumex intermedius sensu Sturm, non de Candolle; Rumex platyphyllus (Sennen & Pau) Sennen & Pau; Rumex pratensis Dulac; Rumex pseuoacetosa Bertoloni; Rumex rugosus Campdera
Common name (Japanese common name) sui-ba (スイバ, 酸葉 [meaning: sour leaves]), sukampo (スカンポ [meaning of sukampo is unknown])
(English common name) common sorrel, sorrel, garden sorrel, sorrel dock, sour dock
Distribution (Japan) Hokkaido, Honshu, Shikoku, Kyushu
(Other nations) Russia, Korea, China, Eurasia, Algeria, Morocco, Canada, USA
Habitat Roadside, field, rice paddy, riverside
Chromosomal number (female) 14 = 12+XX, (male) 15 = 12+XY1Y2
Description Plants electing 30-100cm tall. Leaves ca. 10cm long. Flowers perianths ca. 3mm long, flowering in May to August. Perennial plants.
Reference Rumex acetosa L.
Rumex acetosa Linnaeus
Pyrimine-producing bacteria (US Patent 5182206/1993)
Method for preparing leaf proteins with rumex L. and obtained product thereby (US Patent 6416810/2002)
Use of hybrid rumex acetosa L. in production of fertilizer (US Patent 6352568/2002)
Beverage containing hybrid Rumex acetosa L. and methods for preparing same (US Patent 6479091/2002)
Recovering metals from soil (US Patent 7268273/2007)



Female plants


April 2007
at Tsukuba Botanical Garden
April 2007
at Tsukuba Botanical Garden
April 2007
at Tsukuba Botanical Garden


April 2007
at riveside
April 2007
at riveside



Male plants


April 2008
at rice paddy
April 2008
at rice paddy
April 2008
at rice paddy


April 2008
at rice paddy