Definition of Antennaria
: a genus of woolly or hoary herbs (family Compositae) that are natives mostly of temperate regions and have small whitish discoid flower heads and a pappus formed of club-shaped bristles — see cat's-foot
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Origin and Etymology of antennaria
New Latin, from Medieval Latin antenna + New Latin -aria; from the resemblance of the pappus of the staminate flowers to the antennae of certain insects
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