• Species: Lecania sylvestris (Arnold) Arnold
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lecanora persimilis (Th. Fr.) Nyl.
• Remark: see: Myriolecis persimilis (Th. Fr.) Śliwa, Zhao Xin & Lumbsch
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Lecanora zosterae (Ach.) Nyl.
• Remark: see: Myriolecis zosterae (Ach.) Śliwa, Zhao Xin & Lumbsch
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Lepraria sylvicola Orange
• Remark: excluded as misidentification: confirmation needs further chemical analyses
• Fungus type: lichenized
• Treatment in Estonia: misidentification

• Species: Lepraria celata Slav.-Bay.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: doubtful

• Species: Leptogium intermedium (Arnold) Arnold
• Remark: see: Scytinium intermedium
• Fungus type: lichenized
• Treatment in Estonia: synonym
• väheldane tardsamblik

• Species: Lichenostigma maureri Hafellner
• Remark: includes Phaeosporobolus usneae D. Hawksw. & Hafellner
• Fungus type: lichenicolous
• Treatment in Estonia: certain

• Species: Merismatium discrepans (J. Lahm) Triebel
• Remark: see: Halospora discrepans
• Fungus type: lichenicolous
• Treatment in Estonia: synonym

• Species: Micarea lithinella (Nyl.) Hedl.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Muellerella triseptata Diederich
• Remark: see: Capronia triseptata
• Fungus type: lichenicolous
• Treatment in Estonia: synonym

• Species:
• Remark:
• Fungus type:
• Treatment in Estonia: