[hy.pan.thi.um] n, pl -thia [NL, fr. hypo- + anth- + -ium] (ca. 1855): an enlargement of the floral receptacle bearing on its rim the stamens, petals, and sepals and often enlarging and surrounding the fruits (as in the rose hip)
HYPANTHIUM
Meaning of HYPANTHIUM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012