What is "arctagrostis"

Arctagrostis is a genus of Arctic and Subarctic plants in the grass family, native to colder parts of Europe, Asia, and North America.

1. Arctagrostis arundinacea (Trin.) Beal - Siberia, Russian Far East, Alaska including Aleutians, Yukon, Northwest Territories, Alberta, British Columbia
2. Arctagrostis latifolia (R.Br.) Griseb. - Finland, Norway, Svalbard, European + Asiatic Russia, Kazakhstan, Mongolia, Alaska, Greenland, Canada ( Yukon, Northwest Territories, Nunavut, Alberta, Manitoba, British Columbia, Labrador, Ontario, Québec)

see Dupontia

• Arctagrostis humilis - Dupontia fisheri