- a name given to various plants, especially the rose of Sharon (sense 2 of the noun)‘Aaron's beard does well in full sun to partial shade, and tolerates almost complete shade.’
- ‘Plants such as winter creeper and Aaron's beard may become rangy and untidy.’
- ‘I was considering growing Hypericum calycinum (Aaron's Beard) under/in front of my azaleas after reading about them in a book on gardening in the Mid-Atlantic.’
Early 19th century alluding to Aaron, whose beard ‘went down to the skirts of his garments’ (Ps. 133:2), because of the prominent hairy stamens or the long runners which some of these plants put out.
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