36 



Poa annua L. LaxamyTi. 



Festuca rubra L. var. arenaria Osb. Reykjahh'S, Mj'vatn. 



Polijpodium Dryopteris L. Stdragja, Reykjahlfd, Myvatn. 



Lastraea sinnulosa Presl. var. dilatata. Stdragja, ReykjahliS, 

 Myvatn. 



Blechnum Spicant Roth. var. fallax Lge. Reykjafj6r5r. 



Botrychium Lunaria Sw. Near Hals. 



Ophioglossum vulgatum L. Grater of a volcano in steam- 

 heated earth, Reykjahli'C, Myvatn. 



