This list looks vastly different if one is simply considering butterflies. However, if you want birds, you need caterpillars. If you add moths and their foodplants, it helps at all levels. I'd still like to hear about non-woody plants for butterflies though. I'm always looking to add.
Powerhouse plants: University of Delaware researchers Doug Tallamy and Desiree Narango identify key native plants that support shrinking number of insects, stabilize food webs
https://www.udel.edu/udaily/20...
