apiculusn.
/əˈpɪkjʊləs/ A minute point or tip.
ΚΠ
1863 M. J. Berkeley Handbk. Brit. Mosses iii. 24 The lid..is either..with or without a central apiculus.
This entry has not yet been fully updated (first published 1885; most recently modified version published online March 2018).
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n.1863