Aspicilia (sunken disk lichen) is a genus of mostly crustose areolate lichens that grow on rock. Most members have black apothecia discs that are slightly...

Aspicilia cuprea, the copper sunken disk lichen, is a large 1–20-centimeter (0.4–7.9 in) diameter copperish-tan to brown crustose areolate lichen that...

Aspicilia cinerea (cinder lichen) is a gray to almost white, 1.5–15 cm (0.59–5.91 in) wide, crustose areolate lichen with large apothecia that mostly...

Aspicilia confusa is a pale gray (sometimes brownish) crustose areolate lichen that grows mostly on rock in southern and central California mountains...

Aspicilia cyanescens (bluish sunken disk lichen) is a rough surfaced, bluish-tinged pale gray rimose to areolate crustose lichen, endemic to California...

Aspicilia humida is a species of saxicolous (rock-dwelling) and crustose lichen in the family Megasporaceae. As a member of the Aspicilia cinerea species...

which is not seen in Aspicilia. The reproductive layer (hymenium) of A. myrinii turns blue when treated with iodine, while in Aspicilia, this reaction is...

Aspicilia californica (shrubby sunken disk lichen) is a small white to white mottled gray or gray-green foliose lichen, with stringy, terete, branch-like...

Aspicilia pacifica (pacific sunken disk lichen) is a white to grayish, brownish, or ocher crustose areolate lichen that commonly grows on siliceous rock...

Aspicilia mansourii is a species of lichen in the family Megasporaceae. Found in Asia, it was described as new to science in 2011. Lumbsch T, Ahti T,...