Nova Acta Reg Soc Sc Ups. Ser.H. . A. N.Lundstrom, DieWeiden Nov/afa Semljas 



Lundslriim ad nat pnix. , Cenlral-Ttyokeriet, Siockholm. 



L Salix arctica pall. D. Salix ovalifolia (trwtv.) nob HI, Salix rotundifolia xrawv, typica no* 



