Sorus

//ˈsɔːɹəs// noun

Definitions

Noun
  1. 1
    Any reproductive structure, in some lichens and fungi, that produces spores.
  2. 2
    cluster of sporangia usually on underside of a fern frond wordnet
  3. 3
    A cluster of sporangia on the edge or underside of a fern frond.

    "AGLAOMORPHIA, [...] Sori non-indusiate, rotundate, [...] Fronds coriaceous, dimorphous, the sterile sessile querciform, brown rigid; [...]"

  4. 4
    a spore-producing structure in certain lichens and fungi wordnet

Etymology

From New Latin sōrus, from Ancient Greek σωρός (sōrós, “heap”).

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