Puccinellia vaginata (Lange) Fernald & Weath.

Alaska: [locality and coordinates withheld; status in Alaska: S1 (Critically Imperiled; ACCS)],
Tidal marsh coastal wet meadow. No slope with straight form. Soils wet (not dripping). Linear depression have (large) polygonal shape, large bare areas w/dead graminoids may be salt-killed veg (Transect 3 crosses it) - there is a depression @ one end; close to tidal inlet, probably gets inundated during storm surges & sediment deposited. Associated Species (listed in decreasing order of abundance): Equisetum variegatum, Calliergon stramineum, Salix arctica, Equisetum arvense, Campylium stellatum, Limprichtia revolvens, Carex aquatilis, Eriophorum angustifolium.

E Kachergis s.n., Jul 25, 2014
UAAH, Accession: 8695