Observation 358756: Caloplaca cerina group

When: 2019-02-11

Collection location: Stockbridge, Henry Co., Georgia, USA [Click for map]

33.549°N 84.1551°W 221m

Who: Chris Cassidy (cmcassidy)

No specimen available

On bark, apothecial discs ~0.5-1.5mm. Thallus K-, C-; apothecia K+red/magenta, apothecia section K+r


Asci & spores in KOH (1000x)

Proposed Names

61% (2)
Recognized by sight: Grey, crustose thallus; orangish apothecial discs w/grey, raised margins
Used references: Lichens of North America
Based on microscopic features: Mature spores ~ (9.5)10-16 × 6-8.5µm, septum ~ 4-6µm
Based on chemical features: Thallus K-, C-; apothecial disc K+ reddish/magenta, apothecial section K+r, C-

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= Observer’s choice
= Current consensus


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Created: 2019-02-11 11:46:31 -05 (-0500)
Last modified: 2019-02-13 12:24:00 -05 (-0500)
Viewed: 21 times, last viewed: 2019-02-14 19:19:31 -05 (-0500)
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