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  1. Fungi Including Lichens
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  6. ›shield lichens, rim lichens, and allies
  7. ›shield lichens and allies
  8. ›typical shield lichens
  9. ›Parmelia
Appalachian Shield Lichen
Plate 1 of 1. (c) Tomás Curtis, some rights reserved (CC BY-NC), uploaded by Tomás Curtis · via iNaturalist

Appalachian Shield Lichen

Parmelia neodiscordans

Parmelia neodiscordans is a species of saxicolous (rock-dwelling) foliose lichen in the family Parmeliaceae. Described in 1987 from Acadia National Park in Maine, this lichen has a limited distribution in eastern North America, occurring primarily at high elevations in the southern Appalachian Mountains but found near sea level in New England, with rare occurrences extending to the Yukon and parts of Canada. The species forms whitish-grey growths up to 8 cm (3 in) across on exposed siliceous rocks...

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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Every page naming Parmelia neodiscordans in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 227217.