Mustard Lichen Pyxine sorediata (Ach.) Mont.    
Kingdom Fungi   >   Phylum Ascomycota   >   Class Lecanoromycetes   >   Order Caliciales   >   Family Caliciaceae   >   Genus Pyxine   

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Mustard Lichen (Pyxine sorediata) on an oak branch in Worcester Co., Maryland (6/7/2013). Lance Biechele notes, "lower surface black with numerous rhizines." Photo by Lance Biechele. (MBP list)

Mustard Lichen in Anne Arundel Co., Maryland (4/11/2017). Photo by Kerry Wixted. (MBP list)

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