What is the scientific name for a Talcum Tree?

Answer 1

The talcum tree has many species. Here is a list of the most notable:

1. Catalpa bignonioides - southern catalpa
   
2. Catalpa brevipes
   
3. Catalpa bungei - Manchurian catalpa. Source of "Chu wood".
   
4. Catalpa cassinoides
5. Catalpa communis
6. Catalpa cordifolia
   
7. Catalpa denticulata
   
8. Catalpa domingensis
   
9. Catalpa duclouxii
   
10. Catalpa ekmaniana
11. Catalpa fargesii
12. Catalpa henryi
    
13. Catalpa heterophylla
    
14. Catalpa himalayensis
    
15. Catalpa hirsuta
    
16. Catalpa kaempferi
    
17. Catalpa longisiliqua
    
18. Catalpa longissima - Haitian catalpa
    
19. Catalpa macrocarpa
    
20. Catalpa microphylla
    
21. Catalpa nana
    
22. Catalpa oblongata
    
23. Catalpa obovata
    
24. Catalpa ovata - Chinese catalpa. Also called the Yellow catalpa from the color of its blossoms
    
25. Catalpa pottsii
    
26. Catalpa pubescens
    
27. Catalpa pumila
    
28. Catalpa punctata
    
29. Catalpa purpurea
    
30. Catalpa silvestrii
31. Catalpa speciosa - northern catalpa
32. Catalpa sutchuensis
    
33. Catalpa ternifolia
    
34. Catalpa thunbergii
    
35. Catalpa tibetica
    
36. Catalpa umbraculifera
    
37. Catalpa vestita
    
38. Catalpa wallichiana
    

Answer 2

Catalpa tree