226 Poa glauca Vahl

This variable, mainly arctic species is widely distributed in Eurasia and N. America. There are closely related taxa in Asia. The problems of taxonomic relationship do not seem to be solved. The species belongs to the circumpolar plants (Hultén, Circumpol. I, p. 28 and map 21). Cf. also Meusel et al. 1965, map p. 32.