Pertusaria lactea

{{Short description|Species of fungus}}

{{italic title}}

{{Speciesbox

| image = Pertusariaceae - Pertusaria lactea.jpg

| image_caption =

| genus = Pertusaria

| species = lactea

| authority = (L.) Arnold

| synonyms =

• Lepraria lactea (L.) Hue
• Lichen lacteus L.
• Ochrolechia lactea (L.) Matzer & Hafellner

}}

Pertusaria lactea is a species of warty crustose lichens in the Pertusariaceae family.[https://www.biolib.cz/en/taxon/id166293/ Biolib][http://www.speciesfungorum.org/Names/GSDspecies.asp?RecordID=399642 Species fungorum]

These lichens are white to cream or pale grey. They mainly can be found on northern exposed siliceous or calcareous rocks.[http://www.lichens.lastdragon.org/Pertusaria_lactea.html Images of British Lichens]

This species is present in North America, Arctic, Europe, Asia and South Africa.[http://www.discoverlife.org/mp/20m?kind=Pertusaria+lactea Discover Life]