Any plant of the genus Jacaranda (family Bignoniaceae), especially the two ornamental trees J. mimosifolia and J. cuspidifolia.

紫葳科（Bignoniaceae）蓝花楹属（Jacaranda）植物的统称，尤指蓝花楹（J. mimosifolia）和尖叶蓝花楹（J. cuspidifolia）这两种观赏乔木。