"Arctic butterbur" meaning in English

{
  "forms": [
    {
      "form": "Arctic butterbur s",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "Arctic butterburs"
      },
      "expansion": "Arctic butterbur (plural Arctic butterburs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Senecioneae tribe plants",
          "orig": "en:Senecioneae tribe plants",
          "parents": [
            "Composites",
            "Asterales order plants",
            "Plants",
            "Lifeforms",
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            "Nature"
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          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2013, Zoë Gardner, Michael McGuffin, American Herbal Products Association’s Botanical Safety Handbook, page 964",
          "text": "Note that although medicinal species of Petasites, including purple butterbur (Petasites hybridus) and Arctic butterbur (Petasites frigidus), are not listed in this text, these species also contain pyrrolizidine alkaloids.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A flowering plant native to North America, Petasites frigidus; sweet coltsfoot."
      ],
      "id": "en-Arctic_butterbur-en-noun-fwuFvOAq",
      "links": [
        [
          "sweet coltsfoot",
          "sweet coltsfoot#English"
        ]
      ]
    }
  ],
  "word": "Arctic butterbur"
}

{
  "forms": [
    {
      "form": "Arctic butterbur s",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "Arctic butterburs"
      },
      "expansion": "Arctic butterbur (plural Arctic butterburs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English countable nouns",
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        "English terms with quotations",
        "Entries using missing taxonomic name (species)",
        "en:Senecioneae tribe plants"
      ],
      "examples": [
        {
          "ref": "2013, Zoë Gardner, Michael McGuffin, American Herbal Products Association’s Botanical Safety Handbook, page 964",
          "text": "Note that although medicinal species of Petasites, including purple butterbur (Petasites hybridus) and Arctic butterbur (Petasites frigidus), are not listed in this text, these species also contain pyrrolizidine alkaloids.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A flowering plant native to North America, Petasites frigidus; sweet coltsfoot."
      ],
      "links": [
        [
          "sweet coltsfoot",
          "sweet coltsfoot#English"
        ]
      ]
    }
  ],
  "word": "Arctic butterbur"
}