Ligule / Ligulate

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Ligule:  Literally, a "little tongue". The widened and usually flattened, 5-toothed portion of the corolla of a ligulate floret.  (Compare with ray.)

Ligulate floret:   In the Asteraceae, a bisexual floret ligules.   (Compare with ray floret.)

Ligulate flower head:   In the Asteraceae, a type of flower head that contains only ligulate florets.  That is, all florets of a ligulate flower head are morphologically similar, each including a ligule, a pistil and stamens.

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