Classification
Plantae [Règne]Spermatophyta [Division]
Angiospermae [Sous-division]
Magnoliopsida [Classe]
Scrophulariales [Ordre]
Bignoniaceae [Famille]
Catalpa [Genre]
Catalpa erubescens [Espèce]
Catalpa erubescens Carr. contains the following taxa:
Catalpa erubescens ‘Purpurea’ [cultivar]