"American aspen" meaning in English

{
  "forms": [
    {
      "form": "American aspens",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "American aspen (plural American aspens)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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          "source": "w"
        },
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          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Willows and poplars",
          "orig": "en:Willows and poplars",
          "parents": [
            "Malpighiales order plants",
            "Trees",
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "taxonomic": "Populus tremula",
          "word": "European aspen"
        }
      ],
      "glosses": [
        "Populus tremuloides, the quaking aspen or trembling aspen, a deciduous tree native to cooler North American regions, especially at high altitudes."
      ],
      "id": "en-American_aspen-en-noun-~lR9sako",
      "links": [
        [
          "Populus tremuloides",
          "Populus tremuloides#Translingual"
        ]
      ]
    }
  ],
  "word": "American aspen"
}

{
  "coordinate_terms": [
    {
      "taxonomic": "Populus tremula",
      "word": "European aspen"
    }
  ],
  "forms": [
    {
      "form": "American aspens",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "American aspen (plural American aspens)",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "en:Willows and poplars"
      ],
      "glosses": [
        "Populus tremuloides, the quaking aspen or trembling aspen, a deciduous tree native to cooler North American regions, especially at high altitudes."
      ],
      "links": [
        [
          "Populus tremuloides",
          "Populus tremuloides#Translingual"
        ]
      ]
    }
  ],
  "word": "American aspen"
}