Aspicilia pacifica

Aspicilia pacifica
Scientific classification
Kingdom:	Fungi
Division:	Ascomycota
Class:	Lecanoromycetes
Order:	Pertusariales
Family:	Megasporaceae
Genus:	Aspicilia
Species:	A. pacifica
Binomial name
	Aspicilia pacifica; Owe-Larss. & A.Nordin (2007)

Aspicilia pacifica (pacific sunken disk lichen) is a white to grayish, brownish, or ocher crustose areolate lichen that commonly grows on siliceous rock or basalt along the seashore and in higher coastal mountains of California and Baja California.^[1]^: 2**^[2] It has numerous small (0.1- .8 mm), round to angular apothecia toward the middle of the thallus, with concave to flat black discs that are sometimes lightened with white pruina.^[2] Lichen spot test on the cortex and medulla are I-, K+ yellow to red, P+ orange, and C-.^[2] Secondary metabolites include much stictic acid, and some norstictic acid.^[2]

References[]

^ Field Guide to California Lichens, Stephen Sharnoff, Yale University Press, 2014, ISBN 978-0-300-19500-2
^ ^a ^b ^c ^d Aspicilia pacifica, Lichen Flora of the Greater Sonoran Desert Region. Vol 3, Nash, T.H., Ryan, B.D., Gries, C., Bugartz, F., (eds.) 2001, [1]

[SSFGCL-1] Field Guide to California Lichens, Stephen Sharnoff, Yale University Press, 2014, ISBN 978-0-300-19500-2

[APLFGSDR-2] Aspicilia pacifica, Lichen Flora of the Greater Sonoran Desert Region. Vol 3, Nash, T.H., Ryan, B.D., Gries, C., Bugartz, F., (eds.) 2001, [1]

[1]

[2]