65 



4. The JJryas from Wolstenholme-Sound is, as known from 

 other places in INW.-Greenland, a 1). integrifolia approaching 

 D. octopetala. 



5. We find no record of Glyceria disians (in its many forms) 

 from NW. -Greenland untill the preliminary report of H. G. 

 Simmons ; some well developed broad-leaved specimens from 

 Wolstenholme-Sound affirm now his statement. 



A. Granville-Bay (Iterdlagssuak), с 76° 50' Lat. N. (L. Mylius-Ëricbseo^ 

 1903). 



Cassiope tetragona (L.) Don. 



Saxifraga oppositifolia L. 



Potentilla emarginata Pursh. 



Dryas integrifolia M. Vahl, ad f. interniediam Nathorst. 



Pœpaver radicatum Rottb. 



Stellaria longijjes Goldie. 



B. Mehille-Bay (L. Alylius-Erichsen, 1903). 



Liizula arcuata (Whbg.) Sw., /9, confusa Lindeb. 

 J. A. D. Jensen's-Islands. 

 Potentilla emarginata Pursh. 

 Garde's-lslands. 



С Imanak and Agpat (Saunders-Island) in Wolstenholme-Sound^ 

 с 76° 30' Lat. N. (Knud Balle, 1905). 



Pirola rotundifolia L. var. grandiflora (Radius) DC. 



The arctic P. grandiflora Radius is beyond doubt only a 

 form of P. rotundifolia. It is an analogon to the f. microphylla 

 of Vaccinium. idigino»um^ to the var. decumbens of Ledum palustre 

 and to many other arctic forms of northern species. 



It differs from the main species in the lower growth, the 

 smaller leaves, the few, but mostly larger flowers, the much 

 shorter style and the obtuse calyx-lobes. With regard to the 

 most of these characters it agrees with the var. arenaria Koch, 



