Arisaema triphyllum subsp. stewardsonii (Britton) Huttleston

Arisaema triphyllum subsp. stewardsonii (Britton) Huttleston is a synonym sensu FNA Ed. Comm., 2000 of:

Arisaema triphyllum (Linnaeus) Schott, an accepted species name sensu FNA Ed. Comm., 2000.