There is no single scientific name for a mangrove leaf. Mangrove is a term for a diverse group of trees and shrubs that grow in intertidal zones. This means that there are many different species of mangroves, each with its own unique leaf characteristics.

To get the scientific name for a specific mangrove leaf, you need to know the species of mangrove tree it belongs to.

For example:

* Red Mangrove (Rhizophora mangle): The scientific name for a Red Mangrove leaf is Rhizophora mangle folium (folium is Latin for leaf).

* Black Mangrove (Avicennia germinans): The scientific name for a Black Mangrove leaf is Avicennia germinans folium.

So, to accurately identify the scientific name of a mangrove leaf, you need to first identify the species of mangrove tree it came from.