Some Notes concerning the Vegetation of Germania Land 377 



to the cloud-covering and its more or less complete independence 

 of direct sunlight, I have made, at ditïerent times during the twenty 

 four hours, and at shorter or longer intervals, many other measure- 

 ments which elucidiate the warmth-conditions which usuall}'^ prevail. 



July 1, 1907 8 a. m. 2 p. m. 9 p. m. ^^1"^' ""'''^ ^ *"°S "' *'^" "^«'■"'"^' 



and amount of cloud lO^ during 

 Air ... +1.7 +2.0 +0.5 the whole day. 



At 12 midnight. Air +2.8; Vester Elven +4,2. 



July 5, at 2 p. m. Air + 5.4, clear. 



The water in Øster Elven +11.2 



Irrigated moss and Salix at a depth of 5 cm. -!- 11.2 



Damp tuft of Dryas - — - 6 — + 10.4 



— - - — - — -12 — + 8.8 



Stagnant water + 12.5 



Dry, rather compact clay + 18.4 



Dry, pulverized clay + 20.2 



July 7 8 a. m. 2 p. m. 9 p. m. '" ^'^^ ™°"""^ ^•"*^""* °^ 



. f f ^.Jq^jJ jQi 3^ midday the 



Air . . + 5.1 + 4.8 + 4.5 ,^„ ^^^^^ 



9.45 a. m. 6 p. m. 



Main channel of Vester Elven (strong current) ... +8.5 +11.2 



Stagnant water in a hole + 5.0 



Running water at the side of the hole + 10.5 + 13.2 



Moist soil at a depth of 3 cm + 11.0 



Soil less moist, but grown over + 12.8 



Wet clay in a depression +11.5 



Dry clay + 14.0 + 21.5 



A dry tuft of Dryas between the withered leaves . + 13.5 + 22.0 



A dry tuft of Dryas at a depth of 6 cm + 10.2 



Notwithstanding the sunshine in the afternoon the maximum 

 of the day was only + 7.4, on account of a south-easterly wind. 



July 10 8 a. m. 2 p. m. 9 p. m. south-easterly wind of inferior 

 Air . . + 3.4 + 3.5 + 0.7 strength. 



12 midday 3 p. m. ti p. m.. 



Blank bulb on the ground + 22.0 



On a declivity with Taraxacum, Draba hirta, 



Saxifraga rivularis, Ranunculus pygmceus, 



and others at a depth of 5 cm + 12.6 



Loose gravel at the surface + 16.2 



The water in a small lake with a barren, 



stony bottom + 12.2 



