Nativeness by virtue of originating or occurring naturally (as in a particular place) WordNet 3.0 & Open English WordNet

Endemism is the state of being a species found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsewhere. Wikipedia

Ecological state of being unique to a defined geographic location or habitat Wikidata

The state of being endemic. Wiktionary

The quality or state of being indigenous. Wiktionary

Quality or state of being indigenous. Wiktionary (translation)