"wolf tree" meaning in English

{
  "etymology_text": "Perhaps in allusion to the rapacious nature of wolves (a common European belief during the 19th century).",
  "forms": [
    {
      "form": "wolf trees",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "wolf tree (plural wolf trees)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "That wolf tree looks much older than the trees around it. I'd bet this was an empty field when it was young.",
          "type": "example"
        }
      ],
      "glosses": [
        "A large forest tree whose spreading branches prevent other trees from growing beside it."
      ],
      "id": "en-wolf_tree-en-noun-UC5xVV4W",
      "links": [
        [
          "forest",
          "forest"
        ],
        [
          "tree",
          "tree"
        ],
        [
          "branch",
          "branch"
        ]
      ]
    }
  ],
  "word": "wolf tree"
}

{
  "etymology_text": "Perhaps in allusion to the rapacious nature of wolves (a common European belief during the 19th century).",
  "forms": [
    {
      "form": "wolf trees",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "wolf tree (plural wolf trees)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "That wolf tree looks much older than the trees around it. I'd bet this was an empty field when it was young.",
          "type": "example"
        }
      ],
      "glosses": [
        "A large forest tree whose spreading branches prevent other trees from growing beside it."
      ],
      "links": [
        [
          "forest",
          "forest"
        ],
        [
          "tree",
          "tree"
        ],
        [
          "branch",
          "branch"
        ]
      ]
    }
  ],
  "word": "wolf tree"
}