Observation 26239: Platismatia glauca (L.) W.L. Culb. & C.F. Culb.
When: 2009-10-04
No herbarium specimen
0 Sequences

Notes:
Thallus is apple-jade green with white eruptions, sometimes forming near raised veins in broadly foliose section, much like lettuce leaves. Underside comprised of white eroded areas and new growth, becoming buff-brown (similar to brown seaweed), and finally becoming nearly purple-black where holdfasts form. Holdfasts appear to have white cores.

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Eye3 = Observer’s choice
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Comments

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After comparing to other Platismatia glauca
By: Daniel B. Wheeler (Tuberale)
2009-10-06 00:15:25 CDT (-0500)

including material I have found at this site, I agree with you. Platismatia glauca.

Platismatia glauca
By: smilacina
2009-10-05 14:58:58 CDT (-0500)

looks like a very green Platismatia glauca, or “dirty rag” lichen – the presence of white, brown, and black on the underside is a good clue, and the tattered appearance… this is a very variable and common species, often more greyish white but i’ve seen it quite green before too…

Created: 2009-10-04 22:37:23 CDT (-0500)
Last modified: 2009-10-04 22:37:23 CDT (-0500)
Viewed: 61 times, last viewed: 2017-06-06 03:34:48 CDT (-0500)
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