Observation 159614: Ochrolechia arborea (Kreyer) Almb.

When: 2013-07-29

Collection location: Door Bluff Headlands County Park, Wisconsin, USA [Click for map]

Who: Andrew Khitsun (Andrew)

Specimen available

Images

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Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

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Thallus was UV+ yellow in patches
By: Jason Hollinger (jason)
2014-05-23 22:57:45 PDT (-0700)

and both cortex and medulla of apothecia was C+r (best seen in section under microscope). According to Brodo & Lendemer 2012, that makes it O. arborea instead of O. androgyna. Brodo also says that the soredia are coarser in O. arborea.

Jason Hollinger identified this as O.arborea
By: Andrew Khitsun (Andrew)
2014-05-23 21:07:38 PDT (-0700)
Never seen this fertile
By: Jason Hollinger (jason)
2014-02-14 12:01:32 PST (-0800)

Good find!

Created: 2014-02-12 18:04:17 PST (-0800)
Last modified: 2014-05-28 22:15:58 PDT (-0700)
Viewed: 38 times, last viewed: 2017-06-17 21:01:49 PDT (-0700)
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