exciple
noun
ex·ci·ple
ˈeksəpəl
variants or less commonly excipule
-ˌpyül
plural -s
: a saucer-shaped rim around the hymenium of various lichens formed (1) from the hypothecium or (2) from the upper layer of the thallus
called also respectively 1proper exciple, 2thalloid exciple
Word History
Etymology
New Latin excipulum, from Latin, a kind of vessel, from excipere