The Voynich Ninja

I just noticed the roots of You are not allowed to view links. Register or Login to view..

• Each of the four bulbs has a circular indentation on the right side (rotated as the top side in the rightmost bulb).
  
• The dark paint on the rightmost bulb has been scratched. This seems to me something that could be done to correct or point out an error.
  

Have you seen anything similar to these two features in the Voynch manuscript or in other herbals?