35 



Brunella vulgaris Moench. , growing in a volcanocrater in 

 steamheated earth. Reykjahh'ö, Myvatn. 



Pyrola minor L. Skütustaöir, Myvatn. 



Pyrola secunda L. Asberg. (Âsbyrgi?) 



Calluna vulgaris Salisb. , many flowering branches. Laxa- 

 myri. 



Loiseleuria procumbens Desv. Laxamyri. 

 Gnaphalium silvaticum L. Mountain near Lön, Mountain 

 near Hüsavfk. 



Antennaria alpina (L.) Gärtn. Skütastaöir, Eih'fsvatn. 

 Matricaria inodora L. ,var. phaeocephala. Island in Myvatn 

 near Skütustaöir. 



Oxyria digyna (L.) Gamd. Mountains near Hüsavfk. 

 Atriplex patula L. Arnarfjörör. 



Salix phylicifolia L. var. angustifolia And. Reykjahh'ö, Myvatn. 

 Sparganium hyperboreum Laest. Laxamyri. 

 Sparganium affine Schnitzl. Laxamyri. 

 Potamogeton rufescens Schrad. Skütustaöir, Myvatn. 

 Corallorhiza innaia R. Rr. Mountains near Lön. 

 Orchis maculata L. Lön. 



Piatanthera hyperborea Lindl. , the typical form. Grenjaöar- 

 staÖr, Skütustaöir, Myvatn. 



Paris quadrifolia L. Skütustaöir. . 

 Juncus triglumis L. Akureyri. 



Juncus bufonius L. Hot springs, Akureyri valley. Uxahver, 

 growing close to boiling water. 



Juncus alpinus Willd. Reykjahh'ö, Myvatn. 



Carex festiva Dew. Island of Slüttnes in Myvatn. 



Carex canescens L. Reykjahh'ö, Myvatn, Lön. 



Carex alpina Sw. Reykjahh'ö, Myvatn. 



Carex pulla Good. Mountains near Lön. 



Nardus strictus L. Near Eih'fsvatn. 



Alopecurus fulvus Sm. Grenjaöarstaör. 



Agrostis alba L. var. maritima Mey. Laxamyri. 



Calamagrostis stricta (Timm.) Reauv. var. borealis Laest. 

 Reykjahh'ö, Myvatn. 



Aira caespitosa L. Reykjahh'ö, Myvatn. 



Air a alpina L. forma vivipara. Laxamyri, Mountains near Lön. 

 Milium effusum L. Störagja, Myvatn, Reykjahh'ö 1 ). 



!) Found earlier by Stefånsson (1. c. III p. 133) in this and other 

 localities in North and North-west Iceland. (The editor). 



3* 



