"myrtle beech" meaning in English

{
  "forms": [
    {
      "form": "myrtle beeches",
      "tags": [
        "plural"
      ]
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  "head_templates": [
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      "args": {},
      "expansion": "myrtle beech (plural myrtle beeches)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "name": "English entries with incorrect language header",
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          "source": "w"
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      "glosses": [
        "A species of tree, Nothofagus cunninghamii, family Nothofagaceae, native to Tasmania and southeastern mainland Australia."
      ],
      "id": "en-myrtle_beech-en-noun-rGvxwMy5",
      "synonyms": [
        {
          "word": "Tasmanian myrtle"
        }
      ]
    }
  ],
  "word": "myrtle beech"
}

{
  "forms": [
    {
      "form": "myrtle beeches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "myrtle beech (plural myrtle beeches)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English countable nouns",
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        "English nouns",
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        "Entries using missing taxonomic name (species)",
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      ],
      "glosses": [
        "A species of tree, Nothofagus cunninghamii, family Nothofagaceae, native to Tasmania and southeastern mainland Australia."
      ],
      "synonyms": [
        {
          "word": "Tasmanian myrtle"
        }
      ]
    }
  ],
  "word": "myrtle beech"
}