Explanation of Plate 9. 



SARCINA FLAVA. De Bary with Lehm. and Stubenrath. 



I. Gelatin stick culture, ten days at 22. 

 II. Agar streak culture, six days at 22. 



III. Agar stick culture, six days at 22. Puncture 



canal. 



IV. Agar stick culture, six days at 22. Surface. 

 V. Gelatin plate, five days at 22. Natural size. 



VI. Gelatin plate, five days at 22. x 60. Superficial 



colony. 



VII. Agar plate, six days at 22. Natural size. 

 VIII. Agar plate, six days at 22. x60. Upper colony 



superficial, lower colony deep seated. 

 IX. Potato culture, ten days at 22. 

 X. Microscopical preparation. Pure culture from an 

 agar plate, x 1> 000. Stained with f uchsin and 

 decolorized with acetic acid. 

 XI. Microscopical preparation. Pure culture from 



bouillon. Unstained. xljOOO. 

 XII. Sarcina in the shape of bales (regular combination 



of individual packages). 



XIII. Sarcina in heaps of packages (irregular mass of 

 single regular or irregular packages). 



xn. xin. 



