Classification
The flowering dogwood is usually included in the dogwood genus Cornus as Cornus florida L., although it is sometimes treated in a separate genus as Benthamidia florida (L.) Spach.
Two subspecies are generally recognized:
- Cornus florida subsp. florida. Eastern United States, southeastern Canada (Ontario).
- Cornus florida subsp. urbiniana (Rose) Rickett (syn. Cornus urbiniana Rose). Eastern Mexico (Nuevo León, Veracruz).
Read more about this topic: Cornus Florida