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Methodology – Weed Species
14
Table 4. Common and scientific names of plants that appear in this report
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(continued)
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Common Name
Scientific Name
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Prickly lettuce
Lactuca serriola
L.
Prickly rose
Rosa acicularis
Lindl.
Prostrate knotweed
Polygonum aviculare
L.,
(may include striate and erect knotweed)
P. achoreum
S.F. Blake &
P. erectum
L.
Prostrate pigweed
Amaranthus blitoides
S. Watson
Purslane
Portulaca oleracea
L.
Quack grass
Elytrigia repens
(L.) Desv. ex B. D. Jacks
Redroot pigweed
Amaranthus retroflexus
L.
Rough cinquefoil
Potentilla norvegica
L.
Round-leaved mallow
Malva pusilla
Sm.
Russian thistle
Salsola tragus
L.
Shepherd's-purse
Capsella bursa-pastoris
(L.) Medik.
Showy milkweed
Asclepias speciosa
Torr.
Silky lupin
Lupinus sericeus
Pursh
Silver sagebrush
Artemisia cana
Pursh
Smooth brome (includes Nodding brome
Bromus inermis
Leyss. &
B. anomalus
Rupr.
and may include other perennial brome species)
Spiny annual sow-thistle
Sonchus asper
(L.) Hill
Wheat
Triticum aestivum
L.
Stinkweed
Thlaspi arvense
L.
Stork's-bill
Erodium cicutarium
(L.) L'Her.ex Aiton
Sunflower species
Helianthus
spp.
Tartary buckwheat
Fagopyrum tataricum
(L.) Gaertn.
Timothy
Phleum pratense
L.
White clover
Trifolium repens
L.
White cockle
Silene pratensis
(Raf.) Godr. & Gren.
White mustard
Sinapis alba
L.
White sweet-clover
Melilotus albus
Medik.
Wild buckwheat
Polygonum convolvulus
L.
Wild mustard
Sinapis arvensis
L.
Wild oats
Avena fatua
L.
Wild tomato
Solanum triflorum
Nutt.
Wormseed mustard
Erysimum cheiranthoides
L.
Yellow sweet-clover
Melilotus officinalis
(L.) Pall.
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Common and botanical names used in this report are those listed in:
Darbyshire, S.J., M. Favreau and M. Murray
. 2000. Common and Scientific Names of Weeds in Canada.
Publication 1397/B, Agriculture and Agri-Food Canada, Ottawa, ON. 132 pp.