spiny-leaf sow-thistle
Sonchus
asper
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Weed Characteristics
Other names:
spiny sowthistle, prickly sowthistle, perennial sowthistle
Leaf type:
Broadleaf
Flowers:
Yellow with 6 petals
Leaves:
Pointed leaves with finely serrated edges; no hair
Life cycle:
Annual
Taxonomic data last retrieved March 30, 2012, from the Integrated Taxonomic Information System on-line database, http://www.itis.gov.
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