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How many plant families are included in the order Gentianales?
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Gentianales
Great yellow gentian (Gentiana lutea) plants in bloom.
The order Gentianales consists of five plant families.1
These families are:
- Gentianaceae1
- Rubiaceae1
- Apocynaceae1
- Loganiaceae1
- Gelsemiaceae1
Together, these families encompass 1,121 genera and more than 20,000 species of flowering plants.1