1) Aroid 2) Arum 
Nephthytis is a genus of eight species of flowering plants in the family Araceae, native to tropical western Africa, with one species in Borneo. They are herbaceous plants growing from a rhizome. The leaves are evergreen, light and dark green, 15–35 cm long, and are usually arrowhead-shaped, with three lobes. The leaf shape can vary depending on...
[n] - any plant of the genus Nephthytis
noun any plant of the genus Nephthytis