Abstract: The present paper reports the characters of floral anatomy of Megacod^n (H. Smith and Vera,-nUa Franch. The results are used to discuss the systematic relationships of Megacodon and Veratrilla The floral anatomy of Megacodon and female floral of VeratrilU. are peculiar in the (part or all) sepal trac-es ansmg conjomtly with the petal traces. In male floral of Veratrilla, the petals and sepals receive one trace each directly from the stele. These group share similar charade.: the stamens receive one trace each directly from the stele and each caipel receives 1 don,al bundle and 2 ventral bundles.

Key words: Megacodon