Definition of hypanthium
plural -thia \-thē-ə\
: 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)
Origin of hypanthium
New Latin, from hypo- + anth- + -ium
First Known Use: circa 1855
Learn More about hypanthium
Britannica.com: Encyclopedia article about "hypanthium"
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