405 Trichophorum alpinum (L.) Pers.

Syn.: int. al. Eriophorum alpinum L., Scirpus hudsonianus (Michx) Fem.

This boreal-montane species belongs to the circumpolar plants (Hultén, Circumpol. I, p. 42 and map 36). It avoids the W. and S. parts of Europe. It seems to be infrequent in Siberia.