• Species: Usnea dasopoga (Ach.) Nyl.
• Remark: earlier under Usnea filipendula; includes Usnea diplotypus
• Fungus type: lichenized
• Treatment in Estonia: certain
• pikk habesamblik

• Species: Usnea diplotypus Vain.
• Remark: see: Usnea dasopoga
• Fungus type: lichenized
• Treatment in Estonia: included in other taxon
• narmas-habesamblik

• Species: Usnea filipendula Stirt.
• Remark: see: Usnea dasopoga
• Fungus type: lichenized
• Treatment in Estonia: synonym
• pikk habesamblik

• Species: Usnea fulvoreagens (Räsänen) Räsänen
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• värvuv habesamblik

• Species: Usnea glabrata (Ach.) Vain.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• sile habesamblik

• Species: Usnea glabrescens (Vain.) Vain.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• jäik habesamblik

• Species: Usnea hirta (L.) F.H. Wigg.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• kahar habesamblik

• Species: Usnea lapponica Vain.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• lapi habesamblik

• Species: Usnea longissima Ach.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: doubtful extinct
• hiid-habesamblik

• Species: Usnea scabrata Nyl.
• Remark: see: Usnea barbata
• Fungus type: lichenized
• Treatment in Estonia: synonym
• kare habesamblik

• Species: Usnea subfloridana Stirt.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• vars-habesamblik

• Species: Usnea substerilis Motyka
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• laik-habesamblik

• Species: Usnea wasmuthii Räsänen
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• Wasmuthi habesamblik

• Species: Varicellaria rhodocarpa (Körb.) Th. Fr.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: doubtful extinct

• Species: Verrucaria acrotella Ach.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Verrucaria aethiobola Wahlenb.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Verrucaria aquatilis Mudd
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Verrucaria bryoctona (Th. Fr.) Orange
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Verrucaria caerulea DC.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Verrucaria calciseda DC.
• Remark: see: Bagliettoa calciseda
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Verrucaria dolosa Hepp
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Verrucaria dufourii DC.
• Remark: see: Parabagliettoa dufourii (DC.) Gueidan & Cl. Roux
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Verrucaria elaeomelaena (A. Massal.) Arnold
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Verrucaria foveolata (Flörke) A. Massal.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Verrucaria fuscella (Turner) Winch
• Remark: see: Placopyrenium fuscellum
• Fungus type: lichenized
• Treatment in Estonia: synonym

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