Abstract

• Wolffia arrhiza (L.) Horkel ex Wimmer. is the smallest flowering plant. It is known as in local name Ye-au (water egg) and its belonging to the family of Lemnaceae. It is situated in the natural lake, Innma area of Pyay District. The Wolffia occurs in the form of colonies that form bright green mats over the surface of water. The specimens were collected on April, 2012 and September, 2019. In this paper, preliminary phytochemical examination and nutritional value of this plant has been undertaken. Preliminary phytochemical examination showed the presence of alkaloid, glycoside, phenolic compound, flavonoid, steroid, tannin, saponin, α-amino acid, protein, reducing sugar, starch and carbohydrate. Nutritional value of the plant contains energy (230 kcal), proteins (27.12%) and carbohydrates (26.55%). Wolffia arrhiza (L.) Horkel ex Wimmer. provides rich in proteinaceous contents.