by Helfer, Stephan
Published in New Phytologist (01.02.2014)

by Helfer, Stephan
Published in Mycotaxon (10.10.2013)

by Helfer, Stephan
Published in Sibbaldia : an occasional series of horticultural notes from the Royal Botanic Garden Edinburgh (31.10.2005)

by Iason, Glenn R., Taylor, Joanne, Helfer, Stephan
Published in Forest ecology and management (15.05.2018)

by Helfer, Stephan
Published in Willdenowia (01.12.2014)

by Blades, Lyn, Harper, Geoffrey, Helfer, Stephan, Lee, Maria Luisa, Rogers, Liz, Stewart, Sandra
Published in Sibbaldia : an occasional series of horticultural notes from the Royal Botanic Garden Edinburgh (31.10.2008)

by Chapman, Daniel S., Bell, Sandra, Helfer, Stephan, Roy, David B.
Published in Biological journal of the Linnean Society (01.07.2015)

by Chapman, Daniel S., Bell, Sandra, Helfer, Stephan, Roy, David B.
Published in Biological journal of the Linnean Society (01.07.2015)

by HELFER, Stephan
Published in Turkish journal of botany (2008)

by HELFER, Stephan
Published in Turkish journal of botany (2008)

by SESLİ, ERTUĞRUL, HELFER, STEPHAN
Published in Turkish journal of botany (01.01.2013)

by Milne, Jeremy M., Helfer, Stephan, Kirk, Calum, Hollingsworth, Peter M., Ennos, Richard A.
Published in Fungal biology (01.05.2012)

by IŞILOĞLU, Mustafa, HELFER, Stephan, ALLI, Hakan, YILMAZ, Ferah
Published in Turkish journal of botany (01.01.2009)

by Denchev, Cvetomir M., Denchev, Teodor T., Spooner, Brian M., Helfer, Stephan
Published in Mycotaxon (11.02.2011)

by Afyon, A, Konuk, M, Tagiz, D, Helfer, S
Published in Mycotaxon (01.07.2005)

by Yagiz, D, Afyon, A, Konuk, M, Helfer, S
Published in Mycotaxon (01.10.2006)

by Yagiz, D, Afyon, A, Konuk, M, Helfer, S
Published in Mycotaxon (2006)

by Helfer, Stephan
Published in Mycologist (2001)

by Helfer, Stephan
Year of Publication 1986

by Helfer, Stephan
Published in Annals of Botany (01.11.1998)