apo·the·ci·um /ˌæpəˈθiʃiəm, si-/
  子囊盤
  Apo··the·ci·um, n.; pl. Apothecia   Bot. The ascigerous fructification of lichens, forming masses of various shapes.
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  apothecium
       n : a cuplike ascocarp in many lichens and ascomycetous fungi
       [also: apothecia (pl)]