• Species: Porpidia tuberculosa (Sm.) Hertel & Knoph
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Pronectria erythrinella (Nyl.) Lowen
• Remark:
• Fungus type: lichenicolous
• Treatment in Estonia: certain

• Species: Pronectria leptaleae (J. Steiner) Lowen
• Remark:
• Fungus type: lichenicolous
• Treatment in Estonia: certain

• Species: Pronectria robergei (Mont. & Desm.) Lowen
• Remark:
• Fungus type: lichenicolous
• Treatment in Estonia: certain

• Species: Pronectria xanthoriae Lowen & Diederich
• Remark:
• Fungus type: lichenicolous
• Treatment in Estonia: certain

• Species: Protoblastenia calva (Dicks.) Zahlbr.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Protoblastenia incrustans (DC.) J. Steiner
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Protoblastenia rupestris (Scop.) J. Steiner
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Protopannaria pezizoides (Weber) P.M. Jørg. & S. Ekman
• Remark: earlier under Pannaria pezizoides (Weber) Trevis.
• Fungus type: lichenized
• Treatment in Estonia: certain
• harilik sinisamblik

• Species: Protoparmelia atriseda (Fr.) R. Sant. & V. Wirth
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

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