(In Compositae/Asteraceae) one or more of the bracts surrounding the capitulum and forming the involucre.
One of the bracts below the flower head in members of the sunflower family.
One of the bracts surrounding a capitulum forming the involucre in Asteraceae and other plants with capitulate inflorescences.
One of a cluster of bracts (the involucre) that appears below a cluster of flowers, as in the Compositae family.