Arthonia pleopsidii E.Zimm. & F.Berger


Photo by E. Zimmermann. -Source: Berger F., Zimmermann E. 2025. Contribution to the knowledge of the lichenicolous mycobiota of the Alps II. – Six new species from Austria and Switzerland. Herzogia, 38, 1: 51- 69. Courtesy of the authors
Infection on young thallus of Pleopsidium chlorophanum, associated with Epicladonia lapponica (hb Zi 4439). - Scale bar: 0.5 mm