Golden-eye Lichen 
Golubkovia 
Granular Rosette Lichen 
Graphis mucronata 
Gray Reindeer Lichen 
Green Reindeer Lichen 
Green Rock-Posy 
Gyalolechia flavovirescens 
Heterodea muelleri 
Heterodermia diademata 
Heterodermia speciosa 
Hoary Rosette Lichen 
Honeycomb Lichen 
Hooded Bone Lichen 
Hypocenomyce scalaris 
Hypotrachyna livida 
Lacy coral lichen 
Lecanora caesiorubella 
Lecanora campestris 
Lecanora chlarotera 
Lecanora gangaleoides 
Lecanora hybocarpa 
Lecanora strobilina 
Lecanora symmicta