Poa arctica var. caespitans (Simmons ex Nannfeldt) Nannfeldt

Poa arctica var. caespitans (Simmons ex Nannfeldt) Nannfeldt is a synonym sensu TROPICOS of:

Poa arctica subsp. caespitans Simmons ex Nannfeldt, an accepted subspecies name sensu FNA Ed. Comm., 2007.