diachaeniumn.
/dʌɪəˈkiːnɪəm/ Botany.
A ‘fruit’ or seed-vessel consisting of two mericarps resembling achenes; = cremocarp n.
ΚΠ
1861 R. Bentley Man. Bot. i. iv. 321 Each portion of the fruit resembles the achænium, except in being inferior; hence the name diachænium has been given to this fruit.
This entry has not yet been fully updated (first published 1895; most recently modified version published online June 2018).
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n.1861