A fast-growing paulownia widely grown as an ornamental in the US and now considered an ecological threat, in light of its prolific growth and reproductive capacity.
paulownia tomentosa, family Scrophulariaceae
Example sentencesExamples
Overall rankings for tree-of heaven [Ailanthus altissima Swingle] and empress tree [Paulownia tomentosa (Thunb.)
Definition of empress tree in US English:
empress tree
noun
A fast-growing paulownia widely grown as an ornamental in the US and now considered an ecological threat, in light of its prolific growth and reproductive capacity.
paulownia tomentosa, family Scrophulariaceae
Example sentencesExamples
Overall rankings for tree-of heaven [Ailanthus altissima Swingle] and empress tree [Paulownia tomentosa (Thunb.)