Some recently used names in Tabebuia that were not recognized by Gentry are not listed in the third column below because they apply to species that are now in Handroanthus. Tabebuia spectabilis is an obsolete name for Handroanthus chrysanthus subsp. meridionalis. Tabebuia ecuadorensis is now synonymized under Handroanthus billbergii. Tabebuia heteropoda is now synonymized under Handroanthus ochraceus.
Some recently used names in Tabebuia that were not recognized by Gentry are not listed in the third column below because they apply to species that are now in Handroanthus. Tabeb?uia spectabilis is an obsolete name for Handroanthus chrysanthus subsp. meridionalis. Tabebuia ecuad.orensis is now synonymized under Handroanthus billbergii. Tabebuia heteropoda is now synonymized under Handroanthus ochraceus.