Observation 218656: Melanelixia subargentifera (Nyl.) O. Blanco et al.
When: 2015-07-25
(45.5056° -94.3401° 361m)
Who: J-Dar

Notes: Mixed hardwood forest, on oak trunk bark, where uncommon compared to other foliose genera like Punctelia and flavoparmelia.

Thallus dark green when dry, sorediate, apothecia absent. Thallus lobes with abundant fine cortical hairs. Medulla white, C+R (fleeting). Thallus underside dark to black in center, pale tan at lobe tips, rhizines abundant, concolorous with thallus, simple.

Proposed Names

84% (1)
Eye3 Eyes3
Based on microscopic features: Cortical hairs on lobes
Based on chemical features: Medulla C+R

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Esslinger confirmed identification
By: J-Dar
2015-12-11 17:31:41 PST (-0800)

Created: 2015-10-12 15:16:32 PDT (-0700)
Last modified: 2015-12-11 17:30:58 PST (-0800)
Viewed: 16 times, last viewed: 2016-10-24 15:00:15 PDT (-0700)
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