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Petrea
noun
Pe·trea
\ˈpē‧trēə\
Definition of Petrea
: a genus of tropical American woody vines (family Verbenaceae) having large blue or purple flowers in long racemes with the colored sepals enlarging in fruiting — see purple wreath
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Origin and Etymology of petrea
New Latin, from Robert James, Baron Petre †1743 English patron of botany
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