Dicliptera bracteata is a species within the Acanthaceae family of flowering plants.
Acanthaceae is a group of dicotyledonous plants containing almost 250 genera and about 2,500 species.
The dicotyledons, also known as dicots, are plants whose seed typically has two embryonic leaves or cotyledons. There are around 199,350 species within this group. Flowering plants that are not dicotyledons are monocotyledons (or monocots), typically having one embryonic leaf.
Watercolours on paper, Sydney Parkinson, Tahiti, 1769.