224 



In low watered ponds, rare. 



Tasiusak (Bay.), Kong Oscars Havn (Berl.), ponds in Elv- 

 bakker and on Amakà, Tunok. 



The number of the leaves of tlie whorls varies from 4 to 11, 

 the length of the air leaves is between 5 and 12 mm., the breadth 

 1,5 — 2 mm., the Avater leaves vary between 5 and 12 mm. (length) 

 and 1,5 — 3 mm. (breadth), and these variations may appear together 

 in the same specimen in all combinations. It is therefore impos- 

 sible to distinguish between the main form and f. maritima (Hellen) 

 Hartm. 20 — 50 ctm. high, with up to 1,3 m. long rhizomes creeping 

 at a depth of 4 — 5 ctm. in sand and mud on ground covered with 

 no other plants. The air shoots begin to appear early in June. 

 Flowers though rarely in July. Sets ripe fruit. Seed plants with 

 5 — 6 ctm. long rhizomes and 1 — 4 strict 2 — 3 ctm. high shoots 

 Avere observed on the 15"" of August 1902. 



Fam. 3. Callitpiehaeeae. 



16. Callitricbe verna Kiitz. 

 Lge. Consp. Fl. Groenl. p. 14 & 238, Berlin Kärlväxter p. 37. 



a. genuina. — Kordlortok. 



/9. minima (Hpp.). 



Kong Oscars Havn (Berlin) , ponds in Elvbakker and on 

 Amakâ, Ingmikertok in Angmagsalik Fjord in a dried up pool on 

 the camp, Ikerasak Fugleholme. 



16. Callitriche hamulata Kiitz., var. trîchopbylla Kiitz. 



In a pond with abt. 35 ctm. water on sandy and muddy ground. 

 3—10 ctm. high, with fruit on the 30*^^ of Sept. 1901. 



Found only in one place, Sparganium-Dam in Elvbakker at 

 Tasiusak. 



Faffl. 4. Oenothepaeeae. 



17, Epilobium aiiagallidifolium Lam. 

 Haussk. Monographie p. 152, Rosenvinge Till. p. 659. E. 

 alpinum. Lge. Consp. p. 14 & 238, Berlin Kärlväxter p. 35. 



