leptosporangium

• Tipo de esporângio que se desenvolve a partir de uma única célula epidérmica, com parede fina e uma só camada celular, característico dos fetos leptosporangiados (ordem Filicales e maioria dos fetos modernos).

A type of sporangium that develops from a single epidermal cell, characteristic of the Filicales order and most modern ferns.

plural irregular

1. Fern spore caseC2formalscientific

   A type of sporangium that develops from a single initial cell, characteristic of most modern ferns (order Filicales).

   Leptosporângio

   • The leptosporangium is a defining feature of advanced ferns.
   • In leptosporangia, the spore wall is often thin and delicate.
   • Botanists study the development of the leptosporangium to understand fern evolution.