Petrea volubilis, Petrea kohautiana
Family: Verbenaceae
Queen’s Wreath, Sandpaper Vine
Origin: Tropical America
A twining vine with rough green leaves and spectacular tall clusters of purple flowers. It likes warm and humid conditions. The flowers come in raceme reaching over 1 foot long, the flowers lasts a couple of days but the blue calices remain much longer, slowly turning gray.
