megasporophyll

• Ein modifiziertes Blatt oder eine blattähnliche Struktur bei einigen nicht blühenden Pflanzen, die ausschließlich Megasporangien trägt.

A noun referring to a modified leaf or leaf-like structure in certain non-flowering plants that bears only megasporangia.

1. Reproductive leaf in non-flowering plantsC2formalscientific

   A modified leaf (sporophyll) that bears only megasporangia, which produce female spores (megaspores) in certain non-flowering plants like ferns and gymnosperms.

   Reproduktives Blatt nichtblühender Pflanzen

   • In cycads, the megasporophyll is a large, leaf-like structure that bears ovules.
   • The megasporophyll of a fern is distinct from the microsporophyll, which produces male spores.
   • Botanists study the arrangement of megasporophylls to classify ancient plant species.