sorus

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.

• 🇩🇪Ein Sorus ist eine Ansammlung von Sporangien, die meist auf der Unterseite von Farnwedeln sitzt; auch eine sporenbildende Struktur bei manchen Flechten und Pilzen.

1. Fungal or lichen structure C2 formal scientific

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

   • 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.

   🇩🇪Sorus

2. Fern sporangia cluster C2 formal scientific

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

   • 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.

   🇩🇪Sorus

• sori plural form
• sori's possessive plural form
• sorus's possessive singular form