Notes: Growing on calcareous rock.
Dimension of the spores observed:
(12.3) 12.6 – 15 (16.8) x (3.6) 4 – 5.5 (6.3) µm
Q = (2.3) 2.4 – 3.6 (3.9) ; N = 30
Me = 14.1 × 4.9 µm ; Qe = 2.9.
Opegrapha calcarea Turner ex Sm. & Sowerby on MyCoPortal
Opegrapha calcarea on MycoBank
Preferred Name: Arthonia calcarea (Turner ex Sm.) Ertz & Diederich
More Observations of Opegrapha calcarea Turner ex Sm. & Sowerby (7)
More Observations of Arthonia calcarea (Turner ex Sm.) Ertz & Diederich (2)
More Observations (all synonyms) (9)
List of species in Opegrapha Ach. (61)
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These genera do occasionally contain nonlichenized species. And in many supposedly lichenized species I’ve been completely incapable of finding any algae. In other words the line is a bit blurry in this group!
Can this genus grow on bark? I found something that looks just like this. Or is this a lichen? I thought mine to be an asco
Created: 2011-08-03 17:32:45 CDT (-0400)
Last modified: 2011-08-03 17:32:46 CDT (-0400)
Viewed: 71 times, last viewed: 2016-10-24 20:18:21 CDT (-0400)