sorus

• Nom désignant un groupement de sporanges, généralement situé à la face inférieure des feuilles des fougères, ou une structure productrice de spores chez certains lichens et champignons.

A noun referring to a cluster of sporangia, typically found on the underside of fern fronds, or a spore-producing structure in certain lichens and fungi.

1. Fungal or lichen structureC2formalscientific

   A spore-producing structure found in certain lichens and fungi.

   Sore (chez les lichens et champignons)

   • The sorus of the lichen was visible under the microscope.
   • Fungal sori release spores when mature.
   • The biologist identified the species by its unique sorus structure.

2. Fern sporangia clusterC2formalscientific

   A cluster of sporangia, typically located on the underside of a fern frond.

   Sore (amas de sporanges)

   • The fern's sori were arranged in neat rows along the leaf edge.
   • Each sorus contains numerous sporangia that release spores.
   • Botanists study the shape and position of sori to classify ferns.