"Alchemillo-Matricarietum" meaning in Conventions internationales

{
  "categories": [
    {
      "kind": "other",
      "name": "Noms scientifiques",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Conventions internationales",
      "orig": "conventions internationales",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "noun",
  "pos_title": "Nom scientifique",
  "senses": [
    {
      "glosses": [
        "Forme de Agrostidion spicae-venti propre aux sols humides à assez humides, argilo-limoneux."
      ],
      "id": "fr-Alchemillo-Matricarietum-conv-noun-d~YY6w0j",
      "raw_tags": [
        "Phytosociologie"
      ]
    }
  ],
  "word": "Alchemillo-Matricarietum"
}

{
  "categories": [
    "Noms scientifiques",
    "conventions internationales"
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "noun",
  "pos_title": "Nom scientifique",
  "senses": [
    {
      "glosses": [
        "Forme de Agrostidion spicae-venti propre aux sols humides à assez humides, argilo-limoneux."
      ],
      "raw_tags": [
        "Phytosociologie"
      ]
    }
  ],
  "word": "Alchemillo-Matricarietum"
}