tree tobacco

American  

noun

1. a treelike South American plant, Nicotiana glauca, of the nightshade family, having blue-green foliage, heart-shaped leaves, and white, greenish-yellow, or purple flowers, the corolla yellow, grown as an ornamental.

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Etymology

Origin of tree tobacco

First recorded in 1890–95

Example Sentences

The invasive species they brought — like black mustard, tree tobacco and castor bean — slowly crept into the ecosystem.

From Los Angeles Times