Comparison of the structure of plants in the VMS and other medieval Manuscripts.

[Koen G]

But the VM author has drawn very accurately. 

This might be true sometimes (the Polygonum is also one of my favorites), but certainly not the rule. For example the Herb-paris is more recognizable in most other manuscripts, while all three Voynich candidates have issues. If the plants had been drawn "very accurately" as a rule, we wouldn't have been struggling with them for over a century by now 

To make matters more complicated, it takes guts to draw four leaves windmill-style like You are not allowed to view links. Register or Login to view. does. In my opinion, this feature betrays awareness of the traditional way of depicting the Paris Herb. But the plant depicted is clearly not the Paris. And so it often goes.