Matching Plant Images Internally

[Koen G]

S2, followed by S1, followed by Q2. They would not have been nested as they are now.
Putting them in this order, with the binding in the same place as it is now, creates a consistent sequence of containers.

Do you mean each sheet individually as its own 'quire'?

Side note: it's astonishing how often similar looking plants appear to be on the same bifolio, e.g. You are not allowed to view links. Register or Login to view. and You are not allowed to view links. Register or Login to view. .