Ornamental Aquatic Plant Nutrition: A Study on Qualitative and Quantitative Differences in Morphological Traits of Waterwort, Elatine gratiloides a Cunn - Khairnar, Sachin Onkar; Kaur, Vaneet Inder; Pandey, Abhed; Sharma, Sandeep (Emerging Issues in Science and Technology Vol. 3, 2020)