I was curious to find more about this book after it was mentioned by a speaker at the Toronto MG Technical Update in January of this year. The author, Ken Thompson is a plant ecologist and Senior Lecturer at the University of Sheffield (UK) in the Dept of Animal and Plant Sciences. I found it
Yellow Flag Iris Iris pseudacorus- Example of invasive species, imported as a water garden plant. It has escaped from gardens and now infests the shores of the
Avon River in Stratford.
What is an invasive plant? Accidentally or purposefully introduced from another part of the country or another country/continent Can be referred to as exotic, alien, introduced, non-native Characteristics of Invasive Plants noted for ability to spread aggressively, and rapidly spread by seeds, shoots, roots or all 3 have no predators in their new location, spread