British and Irish Knotgrasses

British and Irish Knotgrasses - UK and Ireland : I don't believe that the two species model for ruderal knotgrasses works. There is a more complex c

I don't believe that the two species model for ruderal knotgrasses works.
There is a more complex classification coming in Vol. 1 in Sell and Murrell, similar to the one in Flora Ceredigion. I've read that the Norwegians have a different one.
I'm adding this project in case anyone else wants to try and make sense of the genus.
24 Aug 2017
lavateraguy