Pravansh Biosciences Private Limited

The English name for Mahua seeds is Mahua seeds. The tree, Madhuca longifolia, is also known as the Butter tree or Honey tree in English. The seeds themselves are commonly referred to as Mahua seeds. 

Here's a bit more detail: 

Botanical Name: Madhuca longifolia.

Common English Names: Butter Tree, Honey Tree.

Hindi Name: Mahua.

Seeds: The seeds are the source of Mahua oil, which is used in various applications, including edible oil, skincare products, and soaps