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ure·na | \ yəˈrēnə \
Definition of urena
1 capitalized : a small genus of tropical herbs or shrubs (family Malvaceae) having small yellow flowers with five connate bracts, bearing fruit with hooked bristles, yielding a medicinal mucilaginous juice, and including a coarse weedy herb (U. lobata) sometimes cultivated for its fiber which is comparable to jute
2 plural -s
a : any plant of the genus Urena (especially U. lobata)
b or urena lobata \ -lōˈbātə , -bätə \ : the cordage fiber derived from the urena (U. lobata)
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