Compositae

plural noun

Com·​pos·​i·​tae
kəmˈpäzəˌtē,
käm-,
-tī
1
: a very large family of herbs, shrubs, and trees (order Campanulales) considered to constitute the most highly evolved plants and characterized by florets arranged in dense heads that resemble single flowers, each floret having a gamopetalous, ligulate, or tubular corolla and a calyx modified into a pappus (as in the dandelion, sunflower, aster, and ragweed)
2
in some classifications
a
: a superfamilial group that is coextensive with the family Compositae and is divided into the families Carduaceae, Cichoriaceae, and Ambrosiaceae

Word History

Etymology

New Latin, from Latin, feminine plural of compositus composite

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Cite this Entry

“Compositae.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Compositae. Accessed 26 May. 2024.

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