Verbena officinalis var. grandiflora 'Bampton'
Vervain 'Bampton', Verbena 'Bampton'
Variety or Cultivar
'Bampton' _ 'Bampton' is an upright, open, herbaceous perennial with erect, wiry, branching stems bearing few lance-shaped, dark green leaves, hairy beneath, and long, loose, branched clusters of small, salverform, purple flowers from midsummer to early autumn.