Editing Boletus edulis (section)

===Non-native introductions===
''Boletus edulis'' grows in some areas where it is not believed to be [[indigenous (ecology)|indigenous]]. It is often found underneath oak and [[Betula pendula|silver birch]] in [[Hagley Park, Christchurch|Hagley Park]] in central [[Christchurch]], New Zealand, where it is likely to have been [[introduced species|introduced]],<ref>{{cite journal |vauthors=Orlovich D, Stringer A, Yun W, Hall I, Prime G, Danell E, Weden C, Bulman S |year= 2004 |title = ''Boletus edulis'' Bull. Ex Fries in New Zealand|journal= Australasian Mycological Society Newsletter|volume=1 |issue=1 |page= 6}}</ref> probably on the roots of container-grown beech, birch, and oak in the mid-19th century—around the time exotic trees began to be planted in the Christchurch area.<ref name=Wang1995/> Similarly, it has been collected in [[Adelaide Hills]] region of Australia in association with three species of introduced trees.<ref name="Catcheside 2011">{{cite journal |vauthors=Catcheside PS, Catcheside DE |title=''Boletus edulis'' (Boletaceae), a new record for Australia |journal=Journal of the Adelaide Botanic Garden |year=2011 |volume=25 |pages=5–10 |url=http://www.environment.sa.gov.au/Knowledge_Bank/Science_research/State_Herbarium/Resources/Publications/Journal_of_the_Adelaide_Botanic_Gardens/Journal_search/25/1 |format=PDF |archive-url=https://web.archive.org/web/20140517151731/http://www.environment.sa.gov.au/Knowledge_Bank/Science_research/State_Herbarium/Resources/Publications/Journal_of_the_Adelaide_Botanic_Gardens/Journal_search/25/1 |archive-date=2014-05-17 }}</ref> It has been growing plentifully in association with pine forests in the southern [[KwaZulu-Natal Midlands]] in South Africa for more than 50 years and is believed to have been introduced with the import of pine trees.<ref>{{cite journal |author=Eicker A.|year=1990|title=Commercial mushroom production in South Africa |journal=Bulletin|issue=418 | publisher = Department of Agricultural Development|location =Pretoria}}</ref><ref>{{cite journal |vauthors=Marais LJ, Kotzé JM |year=1977|title=Notes on ectotrophic mycorrhizae of ''Pinus patula'' in South Africa|journal=South African Forestry Journal |volume=100|pages=61–71 |doi=10.1080/00382167.1977.9629436}}</ref> It also grows in pine plantations in neighboring Zimbabwe.<ref name=Masuka1996/>