Natural History Photographs


Ascomycota - Arthoniomycetes - Arthoniales
Arthoniaceae


Arthonia atra
Castricum, the Netherlands;
13 September 2014.
Elswout, the Netherlands;
1 November 2014.


Arthonia calcarea
Texel, the Netherlands; 4 July 2013.
Muiderberg, the Netherlands; 2 June 2013. Oosthuizen, the Netherlands; 28 February 2015.


Arthonia leucopellaea
Trollskogen (Öland), Sweden; 13 June 2016.


Arthonia pruinata
Schardam, the Netherlands; 28 February 2015.


Arthonia radiata
Amsterdamse Waterleidingduinen, the Netherlands; 25 December 2013.


Arthonia ruana
Rälla (Öland), Sweden; 15 June 2016.


Arthonia spadicea
Castricum, the Netherlands; 13 September 2014.


Arthonia varians
Kastlösa (Öland), Sweden; 14 June 2016.

Lichenicolous in apothecia of Lecanora rupicola, blackening their disc.