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Other common namesArgentinian vervain
SynonymsVerbena bonariensis 'Buenos Aires'
Verbena brasiliensis misapplied
Verbena can be annuals, perennials or sub-shrubs, with toothed or pinnately lobed leaves and small, usually 5-petalled, salver-shaped flowers, typically held in spikes or panicles, in summer or autumn
V. bonariensis is a tall perennial with erect, branching stems to 2m in height, bearing sparse, oblong leaves and large branched clusters of small, purple flowers from summer to autumn
Plant rangeSouth America