Achillea

Achillea is a genus of flowering plants in the daisy family, Asteraceae. Its species are commonly called yarrows and are known for clustered flower heads and aromatic foliage.

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Asteraceae: Asteraceae is a large plant family characterized by flower heads composed of many small florets. Achillea belongs to this family, whose composite flower structure defines its botanical context.
Yarrow: Yarrow is a perennial flowering plant, Achillea millefolium, native across much of the Northern Hemisphere. It is the best-known species and the source of the genus’s common name.
Ornamental plant: An ornamental plant is grown primarily for its appearance in gardens or designed landscapes. Many Achillea cultivars are planted for colorful, long-lasting flower clusters.
Chrysanthemum: Chrysanthemum is a genus of flowering plants in the daisy family, cultivated for its diverse flower forms. It is a familiar Asteraceae genus sharing the composite flower-head structure.
Anthemis: Anthemis is a genus of daisy-family plants, including chamomile-like species with finely divided foliage. Its similar flower heads and foliage can lead to confusion with Achillea.
Inflorescence: An inflorescence is the arrangement of flowers on a plant stem or branch. Achillea’s many small flower heads form conspicuous clustered inflorescences.
Achillea filipendulina: Achillea filipendulina is a tall perennial species with flat clusters of yellow flower heads. Its golden blooms distinguish a widely cultivated member of the genus.
Pollinator garden: A pollinator garden is planted to provide food and habitat for pollinating animals. Achillea flower heads offer accessible nectar and pollen to diverse insects.
Tanacetum: Tanacetum is a genus of aromatic flowering plants in the daisy family, including tansies and feverfew. Its close botanical neighborhood helps distinguish Achillea from other aromatic Asteraceae.
Tanacetum vulgare: Tanacetum vulgare, or common tansy, is a strongly aromatic perennial with button-like yellow flower heads. Its yellow heads resemble some Achillea species but lack their typical ray florets.