It would be nice if MDC would let a person order two or three of each. I guess if they did that, their prices wouldn't be so low though. You can check with your local office to see if they might have any extra seedlings there. They do sometimes I think.

Missouri Wildflowers Nursery in Jefferson City has some of the shrubs you're looking for. They do mail order. Click on Shrubs under Species List to see a list and prices.

Here is a link that might be useful: Missouri Wildflowers Nursery