megasporophyll
/ˌmɛɡəˈspɒrə(ʊ)fɪl/ /ˌmɛɡəˈspɔːrəfɪl/Botany
noun
A sporophyll that bears megasporangia (e.g. the carpel of an angiosperm or ovuliferous scale of a gymnosperm).
Origin
Early 20th century; earliest use found in The Botanical Gazette. From mega- + sporophyll.