• Species: Lecidella scabra (Taylor) Hertel & Leuckert
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lecidella stigmatea (Ach.) Hertel & Leuckert
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lecidella subviridis Tønsberg
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lempholemma isidiodes (Nyl. ex Arnold) H. Magn.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• pisi-liistsamblik

• Species: Lempholemma polyanthes (Bernh.) Malme
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain extinct
• sambla-liistsamblik

• Species: Lepraria alpina (de Lesd.) Tretiach & Baruffo
• Remark: earlier under Lepraria cacuminum (A. Massal) Kümmerling & Leuckert
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lepraria atlantica Orange
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lepraria borealis Lohtander & Tønsberg
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lepraria cacuminum (A. Massal) Kümmerling & Leuckert
• Remark: see: Lepraria alpina var. alpina
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Lepraria crassissima (Hue) Lettau
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lepraria eburnea J.R. Laundon
• Remark: includes Lepraria frigida J.R. Laundon
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lepraria elobata Tønsberg
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lepraria frigida J.R. Laundon
• Remark: included in Lepraria eburnea
• Fungus type: lichenized
• Treatment in Estonia: included in other taxon

• Species: Lepraria incana (L.) Ach.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• jahu-löövesamblik

• Species: Lepraria jackii Tønsberg
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lepraria lobificans Nyl.
• Remark: earlier under Lepraria finkii
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lepraria neglecta (Nyl.) Erichsen
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lepraria umbricola Tønsberg
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Lepraria vouauxii (Hue) R.C. Harris
• Remark: earlier under Leproloma vouauxii (Hue) J.R. Laundon
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Leproloma vouauxii (Hue) J.R. Laundon
• Remark: see: Lepraria vouauxii
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Leptogium aragonii Otálora
• Remark: see: Scytinium aragonii
• Fungus type: lichenized
• Treatment in Estonia: synonym extinct
• Aragoni tardsamblik

• Species: Leptogium byssinum (Hoffm.) Nyl.
• Remark: see: Epiphloea byssina (Hoffm.) Henssen & P.M. Jørg.
• Fungus type: lichenized
• Treatment in Estonia: synonym
• koorik-tardsamblik

• Species: Leptogium cyanescens (Rabenh.) Körb.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: doubtful
• sinakas tardsamblik

• Species: Leptogium diffractum Körb.
• Remark: see: Pseudoleptogium diffractum
• Fungus type: lichenized
• Treatment in Estonia: synonym
• pisi-tardsamblik

• Species: Leptogium gelatinosum (With.) J.R. Laundon
• Remark: see: Scytinium gelatinosum
• Fungus type: lichenized
• Treatment in Estonia: synonym
• pruun tardsamblik

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