Spartina ×townsendii H. Groves & J. Groves

Spartina ×townsendii H. Groves & J. Groves is a synonym sensu Peterson et al., 2014 of:

Sporobolus ×townsendii (H. Groves & J. Groves) P.M. Peterson & Saarela, an accepted species name sensu Peterson et al., 2014.