Children (16 direct children, 20 direct and indirect children):
Catalpa speciosa
Northern catalpa
Catalpa brevipes
Catalpa ovata
Chinese catalpa
Catalpa × erubescens
(tree size 2)
Catalpa ×erubescens
Catalpa bungei
Catalpa fargesii
(tree size 1)
Catalpa tibetica
Catalpa duclouxii
Catalpa longissima
Yokewood
Catalpa macrocarpa
Catalpa purpurea
Catalpa sect. catalpa
Catalpa sect. macrocatalpa
Catalpa ×hybrida
(tree size 1)
Catalpa japonica
Catalpa denticulata