I stopped reading right there. Just kidding. Ignore that unfounded assertion and the obsession with diversity. Otherwise, it's an interesting read, IMHO.
The Diversity of Plant Species
John Sullivan
Native vine and invasive Pride of Madeira.
Dov Sax
A MIX California poppy and ryegrass, invasive New Zealand plants.
Species invasions and extinction: The future of native biodiversity on islands
FReebie
I guess they didn’t get kudzu....
Just posted moments ago...