Abstract
Stopps, G. J., White, S. N., Clements, D. R. and Upadhyaya, M. K. 2011. The Biology of Canadian weeds. 149. Rumex acetosella L. Can. J. Plant Sci. 91: 1037–1052. Rumex acetosella L., sheep sorrel, is a perennial herb originating from Europe and southwestern Asia, now found in at least 70 countries worldwide. A common weed, it appears in grasslands, pastures, rangelands, waste areas, and along roadsides across North America. It frequently occurs as a weed in lowbush blueberry fields in Atlantic Canada, particularly in Nova Scotia. Rumex acetosella thrives on poor, acidic, and disturbed soils across a broad range of climatic conditions. A persistent seed bank and vegetative reproduction from creeping roots contribute to the ability of R. acetosella to tolerate various methods of control including certain herbicides, fire, and tillage. Tart-tasting leaves, rich in vitamin C have led to the use of R. acetosella in European and North American cultures as both a source of food and a component of herbal medicines. Excessive consumption of the leaves, which contain oxalic acid, can be poisonous to horses and sheep. In addition, R. acetosella is a possible host of the tomato spotted wilt virus, which is detrimental to a variety of vegetable crops.
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Claims 5
Claim · model-written summary
Rumex acetosella frequently occurs as a weed in lowbush blueberry fields in Atlantic Canada.
- Taxon
- Rumex acetosella
Rumex acetosellae0 - Outcome
- weed in lowbush blueberry fieldse1
- Setting
- Atlantic Canadae1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Rumex acetosella L., sheep sorrel, is a perennial herb originating from Europe and southwestern Asia”
e1“It frequently occurs as a weed in lowbush blueberry fields in Atlantic Canada, particularly in Nova Scotia”
Claim · model-written summary
Rumex acetosella is a possible host of the tomato spotted wilt virus.
- Taxon
- Rumex acetosella
Rumex acetosellae0 - Interactor
- tomato spotted wilt virus
Orthotospovirus tomatomaculaee2pathogen - Outcome
- possible host of the tomato spotted wilt viruse2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.


Verbatim
e0“Rumex acetosella L., sheep sorrel, is a perennial herb originating from Europe and southwestern Asia”
e2“R. acetosella is a possible host of the tomato spotted wilt virus”
Claim · model-written summary
Excessive consumption of the leaves can be poisonous to horses and sheep because of oxalic acid.
- Taxon
- Rumex acetosella
Rumex acetosellae0 - Treatment
- Excessive consumption of the leavese3
- Compound
- oxalic acide3
- Outcome
- poisonous to horses and sheepe3
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Rumex acetosella L., sheep sorrel, is a perennial herb originating from Europe and southwestern Asia”
e3“Excessive consumption of the leaves, which contain oxalic acid, can be poisonous to horses and sheep”
Claim · model-written summary
Rumex acetosella thrives on poor, acidic and disturbed soils across a broad range of climatic conditions.
- Taxon
- Rumex acetosella
Rumex acetosellae4 - Outcome
- thrives on poor, acidic, and disturbed soilse4
- Setting
- broad range of climatic conditionse4
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e4“Rumex acetosella thrives on poor, acidic, and disturbed soils across a broad range of climatic conditions”
Claim · model-written summary
A persistent seed bank and vegetative reproduction let R. acetosella tolerate various control methods, including certain herbicides, fire and tillage.
- Taxon
- R. acetosella
Rumex acetosellae5 - Outcome
- to tolerate various methods of controle5
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e5“A persistent seed bank and vegetative reproduction from creeping roots contribute to the ability of R. acetosella to tolerate various methods of control including certain herbicides, fire, and tillage”