Rhizopogon alexsmithii

{{Short description|Species of fungus}}

{{Speciesbox

|image=

|image_alt=

|image_caption=

|genus=Rhizopogon

|species=alexsmithii

|authority=(Trappe) Vizzini & Zotti (2010)

|synonyms_ref=

|synonyms=*Alpova alexsmithii Trappe (1975)

|status=EN

|status_system=IUCN3.1

|status_ref={{cite iucn |author=Castellano, M. |author2=Bérubé, J. |date=2015 |title=Rhizopogon alexsmithii |volume=2015 |page=e.T75121617A75121859 |doi=10.2305/IUCN.UK.2015-4.RLTS.T75121617A75121859.en |access-date=11 November 2021}}

|status2=G2

|status2_system=TNC

|status2_ref={{cite NatureServe |id=57.9775 |title=Rhizopogon alexsmithii |access-date=19 May 2025}}

}}

Rhizopogon alexsmithii is an ectomycorrhizal fungus in the order Boletales.{{cite web|author1=|title=Rhizopogon alexsmithii|url=https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&id=527467|website=NCBI taxonomy|publisher=National Center for Biotechnology Information|access-date=20 December 2017|location=Bethesda, MD|language=English|quote=Lineage( full ) cellular organisms; Eukaryota; Opisthokonta; Fungi; Dikarya; Basidiomycota; Agaricomycotina; Agaricomycetes; Agaricomycetidae; Boletales; Suillineae; Rhizopogonaceae; Rhizopogon }} Named in honor of American mycologist Alexander H. Smith, it was described as new to science in 1975 by James Trappe. Alfredo Vizzini and Mirca Zotti transferred it to the genus Rhizopogon in 2010.