FIGURE 2. Abrothallus boomii (holotype). a: mature ascoma; b: botryose ascoma; c: young ascoma showing greenish pruina; d: cross section of ascoma; e: detail of paraplectechymatic lower part of hymenium (DIC); f: mature ascus (DIC); g: young ascus (DIC); h: immersed pycnidium; i: cross section of pycnidium; j: pycnidial wall and conidiogenous cells (DIC); k–l: conidia; m: mature ascospore showing two septa (DIC); n: young ascospore (DIC); o–p: ascospores (DIC). Scale bars: a–c: 500 μm; d and h: 250 μm; e and j: 25 μm; f–g: 10 μm; i: 100 μm; k–p: 5 μm

Published as part of Suija, Ave, Ríos, Asunción De Los & Pérez-Ortega, Sergio, 2015, A molecular reappraisal of Abrothallus species growing on lichens of the order Peltigerales, pp. 201-226 in Phytotaxa 195 (3) on page 207, DOI: 10.11646/phytotaxa.195.3.1, http://zenodo.org/record/13640528