This is a list of Tricholoma species found in North America.
Tricholoma acre
Tricholoma aestuans
Tricholoma albidum
Tricholoma apium - scented knight
Tricholoma argenteum
Tricholoma arvernense
Tricholoma atrodiscum
Tricholoma atrosquamosum - dark scaled knight
Tricholoma atroviolaceum
Tricholoma aurantio-olivaceum
Tricholoma aurantium - orange knight
Tricholoma caligatum
Tricholoma cingulatum - girdled knight
Tricholoma colossus - giant knight
Tricholoma davisiae
Tricholoma dryophilum
Tricholoma equestre - yellow knight
Tricholoma farinaceum
Tricholoma floridanum
Tricholoma focale - booted knight
Tricholoma fracticum
Tricholoma fulvimarginatum
Tricholoma fulvum - birch knight
Tricholoma fumosoluteum
Tricholoma griseoviolaceum
Tricholoma hordum
Tricholoma huronense
Tricholoma imbricatum - matt knight
Tricholoma inamoenum
Tricholoma insigne
Tricholoma intermedium
Tricholoma luteomaculosum
Tricholoma magnivelare
Tricholoma manzanitae
Tricholoma marquettense
Tricholoma moseri
Tricholoma muricatum
Tricholoma mutabile
Tricholoma myomyces
Tricholoma nigrum
Tricholoma niveipes
Tricholoma odorum
Tricholoma olivaceobrunneum
Tricholoma palustre
Tricholoma pardinum
Tricholoma pessundatum
Tricholoma populinum - poplar knight
Tricholoma portentosum
Tricholoma pullum
Tricholoma roseoacerbum
Tricholoma saponaceum - soapy knight
Tricholoma sculpturatum - yellowing knight (now a redirect) Tricholoma sejunctum - deceiving knight Tricholoma serratifolium Tricholoma silvaticoides Tricholoma squarrulosum Tricholoma subaureum Tricholoma subluteum Tricholoma subresplendens Tricholoma sulphurescens Tricholoma sulphureum - sulphur knight Tricholoma terreum - grey knight Tricholoma transmutans Tricholoma tumidum Tricholoma ustale - burnt knight Tricholoma vaccinum - scaly knight Tricholoma venenatum Tricholoma vernaticum Tricholoma virgatum - ashen knight