Puccinellia

The genus name for range of grasses (4 species) called Salt-marsh grass.
Puccinellia distans, with 2 subspecies
ssp borealis, Northern (Reflexed) salt-marsh-grass.
ssp distans, Reflexed salt-marsh-grass.
Puccinellia fasciculata, Borrer's saltmarsh-grass.
Puccinellia maritima, Common saltmarsh-grass.
Puccinellia rupestris, Stiff saltmarsh-grass.