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habit in flower in early spring (Photo: Sheldon Navie)
habit in late spring with new foliage (Photo: Sheldon Navie)
large heart-shaped or slightly lobed leaves (Photo: Sheldon Navie)
flowers (Photo: Sheldon Navie)
close-up of flower (Photo: Sheldon Navie)
young fruit (Photo: Sheldon Navie)
mature fruit (Photo: Sheldon Navie)
flowers of the very similar, and also potentially invasive, Paulownia fortunei (Photo: Sheldon Navie)
close-up of seeds (Photo: Steve Hurst at USDA PLANTS Database)
Paulownia tomentosa (Thunb.) Steud.
Bignonia tomentosa Thunb.
butterfly tree, Chinese empress tree, empress of China, empress tree, empress-tree, empresstree, foxglove tree, foxglove-tree, karri tree, karritree, paulownia, paulownia tree, princess tree, princess-tree, princesstree, royal paulownia, royal paulownia tree
Native to China.
This species is sparingly naturalised in central Queensland. It is possibly also naturalised in New South Wales and other parts of Queensland.
Also naturalised overseas in New Zealand and widely naturalised in eastern USA.
Princess tree (Paulownia tomentosa) is regarded as a "sleeper weed" or emerging, but potentially serious, environmental weed in Queensland and New South Wales. It was recently listed as a priority environmental weed in at least one Natural Resource Management region.