Leci - Lesq
- Lecidea ablephora Nyl. ex Hasse
- Lecidea Ach.
- Lecidea acrocyanea (Th. Fr.) H. Magn.
- Lecidea acrocyanea (Th. Fr.) H. Magn.
- Lecidea adirondackii H. Magn.
- Lecidea admiscens Nyl.
- Lecidea aenea (Fr.) Nyl.
- Lecidea aenea (Fr.) Nyl.
- Lecidea aeruginosa Borrer
- Lecidea aglaea Sommerf.
- Lecidea aglaeida Nyl.
- Lecidea ahlesii (Körb.) Nyl.
- Lecidea ahlesii (Körb.) Nyl.
- Lecidea aitema Ach.
- Lecidea alaiensis Vain.
- Lecidea alaskensis Nyl.
- Lecidea albidocinerella (Vain.) Vain.
- Lecidea albidocinerella (Vain.) Vain.
- Lecidea albocaerulescens (Wulfen) Ach.
- Lecidea albocaerulescens (Wulfen) Ach.
- Lecidea albofuscescens Nyl.
- Lecidea albohyalina (Nyl.) Th. Fr.
- Lecidea albohyalina (Nyl.) Th. Fr.
- Lecidea albosuffusa Th. Fr.
- Lecidea aleutica Degel.
- Lecidea alpestris Sommerf.
- Lecidea amabilis de Lesd.
- Lecidea amaurospoda (Anzi) Vain.
- Lecidea amaurospoda (Anzi) Vain.
- Lecidea amniculensis Lowe
- Lecidea amylacea Ach.
- Lecidea aniptiza Stirt.
- Lecidea anthracophila Nyl.
- Lecidea antoniensis H. Magn.
- Lecidea apochroeiza Nyl.
- Lecidea arctica Sommerf.
- Lecidea arctogena (Th. Fr.) H. Olivier
- Lecidea arctogena (Th. Fr.) H. Olivier
- Lecidea arcuatula (Arnold) Nyl.
- Lecidea arcuatula (Arnold) Nyl.
