Aaron's beard may refer to the following plants having numerous stamens or threadlike runners:
- Cymbalaria muralis (Ivy-leaved toadflax, Kenilworth ivy), native to south and southwest Europe
- Hypericum calycinum (Great St. John's-wort, Jerusalem star), widely cultivated.
- Opuntia leucotricha (Arborescent prickly pear, Aaron's beard cactus), a species of prickly pear cactus, endemic to Mexico.
- Saxifraga stolonifera (Creeping saxifrage, strawberry geranium), native to Asia.
- Spiraea salicifolia (Bridewort, willow-leaved meadowsweet), native to Eurasia, cultivated
The name derives from a Biblical quotation referring to the patriarch Aaron: <blockquote>"Behold, how good and how pleasant it is for brethren to dwell together in unity!<br/> It is like the precious ointment upon the head, that ran down upon the beard, even Aaron's beard: that went down to the skirts of his garments"<br/>-- Psalm 133:1-2 (King James Version)</blockquote>
References