"tree fern" meaning in English

{
  "forms": [
    {
      "form": "tree ferns",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tree fern (plural tree ferns)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
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          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
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          "source": "w"
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          "kind": "other",
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          "parents": [
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          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Ferns",
          "orig": "en:Ferns",
          "parents": [
            "Spore plants",
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Any of many tropical ferns that have tall trunks topped with fronds, of the orders Cyatheales, Marattiales, and Osmundales, especially families Cyatheaceae, Dicksoniaceae, and Metaxyaceae in Cyatheales."
      ],
      "id": "en-tree_fern-en-noun-5xR96b8r",
      "links": [
        [
          "fern",
          "fern"
        ],
        [
          "trunk",
          "trunk"
        ],
        [
          "frond",
          "frond"
        ],
        [
          "Cyatheales",
          "Cyatheales#Translingual"
        ],
        [
          "Marattiales",
          "Marattiales#Translingual"
        ],
        [
          "Osmundales",
          "Osmundales#Translingual"
        ],
        [
          "Cyatheaceae",
          "Cyatheaceae#Translingual"
        ]
      ]
    }
  ],
  "word": "tree fern"
}

{
  "forms": [
    {
      "form": "tree ferns",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tree fern (plural tree ferns)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "Entries using missing taxonomic name (family)",
        "en:Ferns"
      ],
      "glosses": [
        "Any of many tropical ferns that have tall trunks topped with fronds, of the orders Cyatheales, Marattiales, and Osmundales, especially families Cyatheaceae, Dicksoniaceae, and Metaxyaceae in Cyatheales."
      ],
      "links": [
        [
          "fern",
          "fern"
        ],
        [
          "trunk",
          "trunk"
        ],
        [
          "frond",
          "frond"
        ],
        [
          "Cyatheales",
          "Cyatheales#Translingual"
        ],
        [
          "Marattiales",
          "Marattiales#Translingual"
        ],
        [
          "Osmundales",
          "Osmundales#Translingual"
        ],
        [
          "Cyatheaceae",
          "Cyatheaceae#Translingual"
        ]
      ]
    }
  ],
  "word": "tree fern"
}