Myriophylle à feuilles alternes

[{"cd_nom": 109139, "first_year": 1999.0, "geojson_maille": {"coordinates": [[[[1.722492267, 48.707296549], [1.72293183, 48.689309991], [1.695765057, 48.689015971], [1.695316147, 48.707002432], [1.722492267, 48.707296549]]]], "type": "MultiPolygon"}, "last_year": 2012.0, "observation_number": 3}, {"cd_nom": 109139, "first_year": 2013.0, "geojson_maille": {"coordinates": [[[[2.077394954, 48.620615827], [2.077711884, 48.602626839], [2.05058834, 48.602413625], [2.050262091, 48.620402543], [2.077394954, 48.620615827]]]], "type": "MultiPolygon"}, "last_year": 2013.0, "observation_number": 2}, {"cd_nom": 109139, "first_year": 2009.0, "geojson_maille": {"coordinates": [[[[2.077711884, 48.602626839], [2.078028596, 48.584637584], [2.050914365, 48.584424441], [2.05058834, 48.602413625], [2.077711884, 48.602626839]]]], "type": "MultiPolygon"}, "last_year": 2009.0, "observation_number": 1}, {"cd_nom": 109139, "first_year": 2010.0, "geojson_maille": {"coordinates": [[[[2.594763866, 48.389604335], [2.594902463, 48.371611087], [2.567896483, 48.371515699], [2.567748647, 48.389508915], [2.594763866, 48.389604335]]]], "type": "MultiPolygon"}, "last_year": 2020.0, "observation_number": 4}, {"cd_nom": 109139, "first_year": 1936.0, "geojson_maille": {"coordinates": [[[[2.729933659, 48.371995719], [2.730025995, 48.354002103], [2.703028837, 48.353937506], [2.702927268, 48.371931101], [2.729933659, 48.371995719]]]], "type": "MultiPolygon"}, "last_year": 2018.0, "observation_number": 7}]