I guess I don't understand what you are saying. When I walked out into the pasture to see them up close and took my photos below, I came home and searched our database and the net for photos and found it to match our database entry and other Googled images showing this name.
https://www.wallpapers13.com/r.... The bottom photo below, if you enlarge it, you can see it is indeed covering the entire fields in large swaths. Perhaps I'm wrong, but what is in my pastures sure LOOKS like the photos showing the 'Sputnik' strain in the name.