玫瑰
Other plants that occur with the grass include "Lathyrus japonicus", "Achillea millefolium", "Festuca rubra", "Ammophila breviligulata", "Rhus typhina", "Rosa rugosa", and "Arctanthemum arcticum". It also grows with mosses such as "Pleurozium shreberi" and "Polytrichum" spp. and lichens such as "Cladina" spp. It was observed to be one of the most common plants in the arctic nesting sites of the snow goose. It is thought that the geese prefer the overall ecosystem that hosts the grass, rather than favoring the grass itself.