- a cup-shaped whorl of hardened, cohering bracts, as in the acorn.
- a cup-shaped outgrowth of the thallus of certain liverworts.
- the apothecium of a cup fungus.
Origin of cupule
Words nearby cupule
How to use cupule in a sentence
Among the specimens of the last class, one sort, the cupule, is extremely widespread.
Bracts forming a fleshy or hard cupule which envelops the one to several fruits.
The latter are in clusters of a few only, and each separate flower is enclosed in a cupule of overlapping scales.Field and Woodland Plants|William S. Furneaux
In the Chestnut the cupule forms the bur; in the Hazel, a leafy husk.
Here the involucre, in the form of a cup at the base, is called the Cupule.