Observation 11709: Physcia tenella (Scop.) DC.
When: 2008-09-30
No herbarium specimen

Notes: Observed growing on an ornamental cherry tree at Portland Adventist Hospital. These lichens have an upright, curly appearance, with black undersides of the branches, and what appear to be fruiting structures extending like small stalked cup-fungi. The interior of these cups appears a light black in coloration.

Proposed Names

5% (2)
Recognized by sight
56% (1)
Recognized by sight: The dull whitish color, abundant long white cilia, and black apothecia strongly suggest this species, but it shouldn’t have black underside. There are more than one species in the photo, maybe the black underside was for one of the others, such as a Parmelia or Hypogymnia?

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2008-09-30 17:59:43 EDT (-0400)
Last modified: 2008-09-30 17:59:43 EDT (-0400)
Viewed: 21 times, last viewed: 2016-10-23 06:49:32 EDT (-0400)