What plant (6 feet), what's its name, where was it introduced and where can I buy it?

Queensland umbrella tree, also known as Queensland shade tree, Australian duck foot tree, lucky tree, model leaf Liriodendron, umbrella tree and big leaf umbrella. The leaves are broad, soft, drooping, umbrella-shaped, elegant and light, easy to manage, suitable for living room corners and sofas, and are ideal indoor foliage plants. But at present, most of them are imported from the south, and the cost is high. Evergreen trees, up to 30 ~ 40 meters high. The stems are erect, with few branches, and the buds are green, brown and smooth. The leaves are palmately compound leaves, and the number of leaflets varies with the age of the tree, ranging from 3 to 5 in the juvenile period to 5 to 7 in the growing period, and the maximum tree shape can reach 16. The leaflets are oval, the apex is blunt, the spikes are short, the leaves are wavy and leathery, 20-30cm long and10cm wide, and the leaves are dark green. Smooth with a light green back. Petiole reddish brown, 5 ~ 10 cm long.