Meaning of amphithecium

am•phi•the•ci•um

Pronunciation: (am"fu-thē'shē-um), [key]
— pl. -ci•a
  1. the layer or one of the layers of cells in the capsule of a moss surrounding the spores.
  2. (in certain lichens) a layer of cells that surrounds the fungal apothecium.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.