Bot. Pl. -a. [mod. L., a. Gr. *ἀποθήκιον, dim. of ἀποθήκη: see APOTHEC.] The shield or spore-case, containing the fructification in lichens.
1830. Lindley, Nat. Syst. Bot., 331.
1861. H. Macmillan, Footn. Page Nat., 72. Apothecia correspond with the flowers of the higher plants.