Welcome to Dr. R. Greg Thorn's Home Page
Western University, Canada
Department of Biology
Fungal ecology and systematics
University of Western Ontario Herbarium
- Phylogenetic systematics and ecology
Phylogenetic relationships of litter- and wood-decaying basidiomycetes and the evolution of various nutritional modes: wood decay types, ectomycorrhizae, and parasitism of bacteria, nematodes and other microfauna
Home Page [some links are gone but will return soon]
- Keys to Nematophagous fungi
Discovering some of the "missing" fungal diversity (the difference between the approximately 300,000 species of fungi described to date and the 1,500,000 which have been speculated to exist)
Determining the functional significance of fungal diversity in litter decay and the soil ecosystem
- MOCAT: A Tropical Microbial Observatory on Caterpillars:
MOCAT web page
(Funded by the U.S. National Science Foundation,
- Nematode-destroying fungi of Costa Rica (Funded by the U.S. National Science Foundation,
- Effects of different disturbance regimes, including different agronomic treatments such as till and no-till practices, on fungal diversity and the effects of these changes on ecosystem function
- Basidiomycete diversity in agricultural and forest soils
- Soil aggregation by russuloid basidiomycetes
Flora & Vegetation of Ontario (BIO-3403A, September-December 2015) [Official course web-site is accessed through
Evolution of Plants (BIO-3404F, next offered September-December 2016) [Official course web-site is accessed through
Biology of the Fungi (BIO-3218G, January-April 2016) [Official course web-site is accessed through
Tropical Biodiversity Field Course, co-taught with Dr. Nina Zitani (BIO-3220Z, coming up May 3-20, 2016) See course blog at
and a listing of other field courses through the Ontario Universities Program in Field Biology (OUPFB) at
Save valuable pieces of Costa Rican tropical forest
: an urgent appeal for funds for the Rincon Rainforest
Save the Rincon Rainforest
file with text, maps and photos, updated 8 April 2008)
- Note: In Canada, people can make a tax deductible donation to Rincon Rainforest Fund/Tropical Conservancy and send it to Tropical Conservancy, 94 Four Seasons Drive, Nepean, Ontario, K2E 7S1, Canada. This is fully tax-deductible in Canada.
Some Useful Links
Area de Conservación Guanacaste Home Page
Organization for Tropical Studies Home Page
INBio Home Page
(Instito Nacional de Biodiversidad)
: the journal
Revista de Biología Tropical
Graduate Student Opportunities
Fungal ecology, including plant-fungal, fungal-invertebrate, and fungal-microbial interactions; fungal systematics and phylogeny; fungal diversity and conservation
Current Graduate and Undergraduate Students
(PhD student; Climate change effects on fungal communities in peat) 01/2013--
(MSc student; Arbuscular mycorrhizal fungi in natural and restored tallgrass prairie) 09/2013--
(MSc student; Fungi associated with common buckthorn,
, in the London area) 09/2013--
(MSc student; Agaricomycetes of Ontario tallgrass prairies) 09/2014--
Some Former students:
(PhD student; Systematics of
and the cyphelloid Resupinateae) 09/2007-08/2015. Hooray! Jen defended successfully and is now writing up those papers ...
(4th year student co-supervised with
Dr. Hugh Henry
; Impacts of nitrogen deposition on arbuscular mycorrhizal fungi in restored tallgrass prairie) 09/2014-04/2015. Now pursuing an MSc degree at UBC.
(4th year student; Epiphytic lichen communities in conservation areas surrounding London Ontario: impacts of atmospheric nitrogen?) 09/2014-04/2015. Now pursuing a career in biology
(4th year student; Health and fungal disease survey of street trees in London Ontario) 09/2013-04/2014. Now pursuing a degree in Education
(4th year student; Fungi in roots of black ash and showy ladyslipper orchid) 09/2012-04/2013
(4th year student;
species of Newfoundland) 09/2012-04/2013
(4th year student; Lichen communities on Norway Maples in London) 09/2012-04/2013
(MSc student; Agaricomycetes in tilled and untilled agricultural soils) 09/2010-08/2012. Now a PhD student at University of Toronto (Scarborough).
(4th year student;
on hardwoods in North America) 09/2011-04/2012
(4th year student;
from Newfoundland) 09/2010-04/2011. Now pursuing her MSc in microbiology at UBC.
(NSERC USRA student and volunteer;
and other interesting agarics) 09/2010-04/2013. Now in med school at McMaster!
(4th year student; Basidiomycetes from New Brunswick Bats) 09/2010-04/2011.
in Newfoundland) 01/2010-04/2011. Taught high school science, then completed an MBA in agribusiness at Guelph.
(NSERC - USRA and 4th year thesis student; Importance of arbuscular mycorrhizal fungi to plant diversity in tallgrass prairies) 05/2009-08/2010; completed her MSc in restoration ecology at the University of Alberta and has now returned to do a PhD in the lab of
Dr. Hugh Henry
(MSc student; Diversity of arbuscular mycorrhizal fungi in tallgrass prairies) 09/2008-04/2011. Now pursuing his PhD with
Dr. Shiva Singh
(MSc student; Diversity of Agaricomycetes in agricultural soils) 01/2004-04/2009. Now pursuing a PhD in molecular mycology in the Academy of Sciences, Czech Republic.
in Costa Rica) 09/2003-03/2006, has moved on to teaching in Calgary
Dr. Mirjam Urb
(MSc student; Fungi associated with caterpillars in Costa Rica) 09/2003-01/2006, completed her PhD in the lab of
Dr. Don Sheppard
at McGill University in Montreal, and is now working in cancer research in Lyon, France.
Dr. Michael Lynch
(MSc student; Impacts of tillage on soil basidiomycetes) 09/2002-12/2004, completed his PhD in the lab of
Dr. Kirsten Muller
at the University of Waterloo. Co-winner of the Canadian Botanical Association 2007 Luella Weresub Award for best Canadian student paper in mycology published in 2006, based on the first paper from his MSc work. Click
to see the paper (pdf).
Last update: 6 October 2015
Created and maintained by R. Greg Thorn