Oakleaf Datura, or Datura quercifolia, is a bushy annual wildflower that has large, oak-shaped leaves and produces showy, tubular lavender and white flowers that are pollinated by moths when it blooms May-October. This plant grows up to 3 ft tall. It can be found on roadsides and in disturbed soils at 4000-7000 ft. Reseeds readily!