Emily Dickinson Lexicon

FLOS'CU-LAR, or FLOS'CU-LOUS, a. [infra.]

In botany, a flosculous flower is a compound flower, composed entirely of florets with funnel-shaped petals, as in burdock, thistle, and artichoke. This is the term used by Tournefort. For this Linnaeus used tubulous. Milne. Martyn.