Brown Tile Lichen

Lecidea atrobrunnea

Summary 2

Lecidea atrobrunnea is a crustose lichen in the Lecideaceae family, found in mountains of the continental western United States and Alaska. With other lichen communities, it forms dark vertical drip-like stripings along drainage tracks in the rock faces, resulting in Native Americans giving the name "Face of a Young Woman Stained with Tears" to Half Dome.:8 It appears black from a distance, but brown up close.:8

References and/or Collections 3

Baltzo, "Lichens of Mt. Diablo State Park", 1989. Notes: Shiny red brown thallus, areole squamules thin to thick and convex; waxy epicortex is thin; cortex UV+ yellow cream; medulla I+. Apothecial discs smooth in appearance. Similar to Rhizocarpon bolanderi, which is UV- and has much smaller areole and rough apothecial discs. On shale.

-Collection Herre, 1930.
-Collection Herre, 1930.

Fontes e Créditos

  1. (c) Jason Hollinger, alguns direitos reservados (CC BY), http://www.flickr.com/photos/7147684@N03/5038286756/
  2. Adaptado por Cat Chang de uma obra de (c) Wikipedia, alguns direitos reservados (CC BY-SA), https://hub.toolforge.org/P3151:209793?lang=
  3. (c) Cat Chang, alguns direitos reservados (CC BY-SA)

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