Austrian lichenologist.
Roman Türk (born 14 April 1945) is an Austrian lichenologist and plant ecophysiologist noted for combining classical floristics with experimental physiology. He taught for decades at the University of Salzburg and became a central organiser of lichen research and mapping in Austria, especially the use of lichens as bioindicators of air quality. From 1994 to 2002, he served as the first chair of the Bryologisch-lichenologische Arbeitsgemeinschaft für Mitteleuropa (BLAM). He co‑authored the national checklist of Austrian lichenised fungi (2001) and later worked on lichen ecology in continental A