"trigger flower" meaning in English

{
  "forms": [
    {
      "form": "trigger flowers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trigger flower (plural trigger flowers)",
      "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": "lifeform",
          "langcode": "en",
          "name": "Asterales order plants",
          "orig": "en:Asterales order plants",
          "parents": [
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1999, Julia Leigh, The Hunter, Faber & Faber 2012, p. 28",
          "text": "Beside one cairn he notices a little purple trigger flower, finger-tip big, and delicately, with the end of a fern, he impersonates a bee so that the pollen-laden trigger within the flower is released and swings up to strike the fern."
        }
      ],
      "glosses": [
        "Synonym of trigger plant"
      ],
      "id": "en-trigger_flower-en-noun-JoYZrk~N",
      "links": [
        [
          "trigger plant",
          "trigger plant#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "trigger plant"
        }
      ]
    }
  ],
  "word": "trigger flower"
}

{
  "forms": [
    {
      "form": "trigger flowers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trigger flower (plural trigger flowers)",
      "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",
        "en:Asterales order plants"
      ],
      "examples": [
        {
          "ref": "1999, Julia Leigh, The Hunter, Faber & Faber 2012, p. 28",
          "text": "Beside one cairn he notices a little purple trigger flower, finger-tip big, and delicately, with the end of a fern, he impersonates a bee so that the pollen-laden trigger within the flower is released and swings up to strike the fern."
        }
      ],
      "glosses": [
        "Synonym of trigger plant"
      ],
      "links": [
        [
          "trigger plant",
          "trigger plant#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "trigger plant"
        }
      ]
    }
  ],
  "word": "trigger flower"
}