Equisetum × trachyodon is a nothospecies of Equisetum found in northwestern and central Europe.

[1][2] Sometimes, it is considered as an individual species: Equisetum trachyodon.

[3] The hybrid formula is Equisetum hyemale L. × Equisetum variegatum Schleich.

ex F.Weber & D.Mohr.

[1] Media related to Equisetum × trachyodon at Wikimedia Commons