Hello, this should be water lily, not vegetable root. Vegetable roots usually don't survive in such shallow water, and the vegetable root flower is shown in the picture.

Vegetable root flower

And you generally won't be fooled by buying them, so they should be water lilies. Bonus: Vegetable root can be used in the following "Chinese Medicine Recipes": Pork Spinal Cord Boiled Lotus Root (Ejaculation ) Explanatory Notes: Lotus Root: Lotus Root, Lotus Seed, Stone Lotus Seed, Shui Zhi, Ze Zhi. Bitter Job's Tears. The first thing you need to do is to get rid of the problem. The lotus seed is the most important part of the lotus seed, but it is also the most important part of the lotus seed. Answer is not easy, hope to adopt, thank you!