TBATs^SPIEATTON OF PLAIS'TS. 



91 



Asplcnium^ sp. 



Duration. 



Colour. 



1 



Total loss. 

 gramme. 



Loss per 

 hour. 



Mean temp. 



1 



gramme. 



O 



10.15 A.M. to 11.4G A.M....' 



E. 



•185 



•120 



59-5 



]1.4r> to 2.12 P.M.... 



Y. 



•215 



•088 



60-0 



2.12 P.M. to 4.37 



G. 



•190 



•078 



000 



4.37 to b,bb 



B. 



•105 



•092 



610 



5.55 to 6.45 



V. 



•070 



•084 



600 



6.45 to 7.40 



Cl. 



•090 



•098 



590 



Duration 



Euonymus japonicus. 



10.2 A.M. to 11.40 a.m... 



11.40 to 

 2.10 P.M. to 



4.30 to 



5.50 to 



6.38 to 



2.10 p.m.,. 



4.30 

 5.50 

 6.38 

 7.38 



A • • 



• • t 



Colour. 



Total loss, 





gramme. 



E. 



•UHO 



Y. 



•045 



G. 



•035 



E. 



•010 



V. 



•015 



Cl. 



•015 



Loss per 

 hour. 



gramme 



•037 

 •018 

 •015 



'007 

 •018 

 •015 



Mean temp. 



59-5 

 600 

 600 

 610 

 600 

 590 



2. Examples of Experiments with Detached Leaves lasting211iours 



under each glass. Eange of temp. SS^-ST"^ E. 



Aiicuha jajponica. 



Colour. 



J\}m ■ . . . 



Y 



Total loss 



-405 



-285 



^»i^ • ■ * ■ A 



-245 



B 



V 



•315 

 -V^'K^ 



Cl -334 



Coleus (red-leaved). 



Colour. Total loss. 



E -550 



Y - •'^l^ 



^ Ji H A A a A ri 



■120 



^■■''T ^ 9 9 V ■ ■ 



It- A * A * ri 



180 



_^ ^ ff # p t V 1 



V 



V t « B ■ * 4 



•335 

 •260 





Adiantum^ sp. 



Colour. 

 E.... 

 Y. .. 

 G.... 

 B 



v.... 



Cl 



Total loss 



... -400 



.. -260 



.. 475 



. -2*^5 



.. -300 



., -170 



Pelargonium. 



Colour. Total loss. 



E -660 



Y -265 



G -235 



B ^205 



V -295 



Cl '280 



