16 



ent tissues and plant species, though the prevailing 

 rates of growth and of other metobolic processes w**4 



!• On variations of respiration rate in dif- 

 ferent species see: Bert,- C. R. 86: 443, 1276 (1873 J, 

 "La pression barometrique" (1878 J; Godlewski,- Jahrb. 

 wiss. Bot. 13: 522 (1882); Wieler,- Unters. bot. Inst, 

 Tubingen 1: 189 (1883); Bonnier and LTangin,- Ann. sci. 

 nat. (6) 17: 265, 18: 359, 19: 246 (1884); Mangin,- 



C. R. 122 : 747 (1896); Stich,- Flora : 1(1891); 



Aubert,- Rev. gen. Bot. 4: 203 (1892). On variations 

 between different plant organs (e.g. flowers, tubers, 

 etc.) see the authors cited above in this note, also 

 on page 7 » notef / and pftg p , ■ a e 4i». , 

 also Garreau,- Ann. sci. nat. (3) 15: 1 (1851), and 

 Uabokikh,- Bot. Gentbl. Abt. 1, Beih. 26: 7-149 (1910). 

 Earlier literature is cited by Pfeffer,- Physiology 

 of Plants, vol. 1, pp. 524-52 6. On variations among 

 mosses, fungi and algae see: Bonnier and llangin, - 



loc . cit . supra ; Diakonow,- Ber. bot. Ges. : 3 



(1886); Jumelle,- Rev. gen. Bot. 4: 112 (1892); 

 Jonsson,- G. R. 109: 440 (1894); Hunch,- Haturw. Zeits. 

 Forst- und Landw. 7: 57-75, 87-114, 129-160 (1909); 



Maige,- Bull. Soc. Hist. Hat. Afrique Ilord : 29-31 



(1909); Chambers,- Ann. Rep. Missouri Bot. Gard. 23 : 

 171-207 (1912). On variations among bacteria see 

 authors cited on page , note / , page , note 



, and page /&" , note , also Hesse,- Zeits. 



