Stigmidium congestum Mycosphaerellaceae
Stigmidium congestum #

Lichenicolous on Lecanora chlarotera

Very small perithecia formed in apothecia of the Lecanora chlarotera group. Most records are from Scotland. BLS conservation evaluation: LC NS

Spores 1(-3) septate, 12-15 x (2.5-)3-4 Ám with a finely verruculose epispore. Microscope photograph below.

Similar: Stigmidium punctillum is found on Lecania species


Stigmidium congestum


Stigmidium congestum

Microscope photograph
Stigmidium congestum
Stigmidium congestum
Studland, Dorset. May 2015

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