This document provides a field guide for identifying mangrove species in the Philippines. It lists 47 true mangrove species and associated species from 26 families. True mangrove species strictly grow in mangrove environments, while associated species can also grow in other habitats like beaches and lowlands. For each species, it provides details on leaves, inflorescence, flowers, aerial roots, and fruits to help with identification. It also lists the botanical family for each species.