Species of flowering plant
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Smilax illinoensis , the Illinois greenbrier, is a North American species of plants found only in the United States and Canada. It is native primarily to the Great Lakes Region with a few populations farther south in Missouri and in the Ohio Valley.
"Smilax illinoensis " is an erect, unbranched herb up to 100 cm (39 inches) tall, with no prickles. It grows in woods and thickets.
References.
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