Tonina Fluviatilis also known as Lotus Blossom. They belong to the Eriocaulaceae family and similar to Tonina Belem, Tonina Fluviatilis prefers to be kept in soft water with a slightly acidic aquarium. Tonina species are not recommended for the beginner hobbyists and they are considered an advanced aquatic plant because they are difficult to keep.
Sold as a bunched plant, 6+ stems each bunch.
Pictures are not the actual plants you will receive, but a sample representation.