The Flora of Disko Island and Adjacent Coast of West Greenland. 153- 



V 278. Arnica alpina (L.) Olin. 



In herb-mats and luxiiriant spots in the heath and on rock shelves. 



Common throughout the area, especially at some distance from the 

 coast. 



Anorthern type without northern hmit, south of our area ranging 

 to the fjord district at 64° (Ros.). 



From the shore to considerable altitudes, 



Abundantly flowering and fructificating. 



Covered by snow during winter. 



On sunny spots, rich in mould a luxuriant form occurs: 



f. pliiriceps Haglund in herb. Described but not named by Ro- 

 senvinge: Andet Tillæg p. 701 as follows: Ramosa^ calathiis 3^5 bene 

 evolutis; scapi laterales 1 — 2 foliis parvis, non oppositis muniti. 



This form was observed, for instance, at Godhavn (P.), Paotut 

 (Th. P.), Orpigssuit (Htz.), N. Strømfjord (P. & E.). 



T 279. Taraxacum phymatocarpum J. Vakl. 



Dahlstedt: Studier ofver arktiska Taraxaca. Ark. f. Bot. 2. N. 8. 

 p. 22. 



In dry morainic and stony soil, on gravelly banks in river deltas. 



Disko: From 70°10' on the west coast northwards and on the coast towards 

 Waygat down to ca. 70°. gathered by several collectors and rather common. Other- 

 wise only on the top of a hill near Mudderbugt, 69°50', 875 m above the sea (P.). 



Main land: on Nugssuaq peninsula on the west coast and the coast towards 

 Waygat down to about 70° as well as in the big valley, rather common (P.). 



Obs. Some of the specimens were determined by H. Dahlstedt. 

 Ahigh-arctic type, the localities mentioned above are the south- 

 ern limit. 



Abundantly flowering and fructificating. 



Probably covered by a thin layer of snow during winter. 



j 280. Taraxacum groenlandicum Dahlstedt: 



Arktiska och alpina arter inom formgruppen Taraxacum cerato- 

 phorum (Led.) D. C. Arkiv f. Bot. 5. N. 9. p. 23. tab. 14—15. {T. 

 officinale ceratophorum Lange pro maxima parte Consp. fl. Grl. p. 84.) 



In sandy and gravelly soil, often on downs along the shore consisting 

 not only of quartzic but also of basaltic sand. 



Disko: hardly rare, most of the localities known are on the south coast, but 

 also observed on the north coast and in the interior (P.). — Hare (P.). 



Mai ni and: Nugssuaq peninsula on the coast and in the big valley common 

 (P.). From Torssukåtak southwards observed in numerous localities to the fjords 

 inland from Holsteinsborg (P. & E.). 



