It was just uploaded in the channel Richard Cale, another good video “Bolbitus difformis Aquarium Plant. Decorative and slow growing.”.
As informed in the description by Richard Cale: “https://www.aquaessentials.co.uk/bolbitus-heteroclita-difformis-rare-p-6537.html
Tjis lovely fern needs attaching to wood or rock. Position mid to top of aquarium for best results.”
You can check the video below: