bunches blue petals of bengal trumpet on green trellis, a houseplant in acanthaceae family know as bengal clockvine, trumpetvine

acanthaceae asia beauty bengal bloom blooming blossom blue botany bud climber climbing clockvine creeper design epiphyte evergreen flora floral flower flowering fresh garden gardening grandiflora green houseplants india landscape leaf leaves nature ornamenta outdoor park perennial petal plant purple sky spring summer thailand thunbergia trellis tropical trumpet vine violet