11. In addition, the larger Fred Russ Forest and Park are noted for their tulip trees . 12. Last to appear are the highest blossoms, the pale white ones of the tulip trees . 13. Then, there's the woodpecker that tiptoes up the tulip tree , eating bugs as it goes. 14. *We were missing the appropriate redirect here; African tulip tree now points correctly to Spathodea. 15. For example, aporphine alkaloid liriodenine produced by the tulip tree protects it from parasitic mushrooms. 16. Much of the park is shaded by temperate-zone trees such as red maple, tulip tree . 17. The tulip tree ( Liriodendron ) is in the same family but contains only two species. 18. Another form of art that the tulip tree is a major part of is wood carving. 19. It boasts a large willow and tulip trees . 20. The tulip tree grows to a height of 70 190'and a spread of around 40'at maturity.