👉 Gymnodiniaceae is a family of flowering plants in the family Asteraceae. It includes more than 300 species, many of which are endemic to North America and Australia. Gymnodiniaceae is known for their large, sprawling leaves that can grow up to several meters long, making them one of the largest flowering plants worldwide. The family also has a rich history in botany, dating back to ancient times when they were used as ornamental flowers in gardens.