Tal)le I. Stellaria nemorum. 



The inlliience of var.ying intensities of light at norniiil CO^content of tlu- »ir. 



* In tbis experiment .streaming air and a Pettenkofer absorption tube were n.sed. 



Table II. Stellaria nemorum. 



The influence of varying COo snpply at a light intensity of abont 1:4. 



