385 



lay 4 — 12 cm lower than the middles of the hillocks. The 

 vegetation was found in the ditches, while the hillocks were, 

 as a rule, bare. 



On the humid clayey bottom the vegetation was heath made 

 up of: Cassiope tetragona, Vaccinium uUginosum, Silène acau- 

 lis, Pedicularis hirsuta and Papaver radicatum. Less fre- 

 quently were found: Dryas odopetala, Cerastium alpinum v. 



Fig. 13. The Lorder between Casssiope- and Dryas-heath. 

 (From photo, by Chr. Kruuse). 



Klitdalen. 



lanatum, Stellaria humifusa, Draba alpina, D. nivalis^ D. arc- 

 tica, Saxifraga oppositifolia, Pyrola grandiflora, Polygonum 

 viviparum, Betula nana and Salix arctica v, groenlandica. On 

 the moist spots the vegetation was highly tuft-shaped, and among 

 the heath-bushes were found: 



Potentilla maculata, Ranunculus pygmœus, Saxifraga stel- 

 laris V. comosa, S. aizoides, Rhododendron lapponicum, Pedi- 

 cularis fiammea, Juncus biglumis, Eriophorum Scheuchzeri, E. 



