﻿IXDEX TO VOLUME LXI 



reviews: Armstrongs . western 

 flowers" 531; Bachmann's "Da; 

 toplankton des Siisswassers" 



Pulney hill-tops" 170; Goff's "Plant 



Michaelis' "Die Wasserstoffionen- 

 konzentration" 76; Mobius' "Mikro- 

 skopisches Praktikum" 348; Oswald's 

 "Colloid chemistry" 345; Pascher's 

 "Die Siisswasser-Flora" 170; Piper's 



, 1 " ' : 



son's ^FormaTion^f coal^ed^' 258; 

 : 



! 



ogy of amino acids" 347: Whiu- 



Scleria 4 47 

 Scott, D. H. 



Shreve, Edith B., work of 532 

 Shreve, F., work of 532 

 Shull, G. H. 536 

 Sidalcea 171 

 Sigmatochilus 79 



Smith! j''D. 373 



S; J w.« ( 



Robinson, B. L., work of 447 

 Rock, J. F., work of 261 



Rose. J. V 

 Rosenbingea 7 



South America, 11 

 Species, pairs of 1 



>rk of 441 



Schaffner, J. H., worl 

 Schantz, H. L., work 

 Schiller, J., work of 2 



Spirogyra, nuclear division of 3 



R„ work of 263 

 Stalagmites 262 



Standley, P. C., "The genus 1 



352; work of 536 

 Stangeria paradoxa 353 

 x..,.:. (» . work of 262 



