The leaves of the acanthus plant were often used as a motif in Greek and Roman art, mostly to decorate the capital of Corinthian columns.
Acanthus is a plant of the genus Acanthus, belonging to the family of Acanthaceae.
Some acanthus plants are cultivated as ornamentals because of their spiny, decorative leaves.
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Bibliography:
MICHAEL ALLABY. "Acanthus." A Dictionary of Plant Sciences. 1998. Encyclopedia.com. Web. 11 Jan. 2014. <http://www.encyclopedia.com>.
"acanthus." The Columbia Encyclopedia, 6th ed.. 2013. Encyclopedia.com. Web. 11 Jan. 2014. <http://www.encyclopedia.com>.