{
  "$schema": "https://botanai.app/schema/genus-v1.json",
  "schema_version": 1,
  "url": "https://botanai.app/genus/calliergon/",
  "id": {
    "slug": "calliergon"
  },
  "genus": "Calliergon",
  "family": "Calliergonaceae",
  "family_url": "https://botanai.app/family/calliergonaceae/",
  "accepted_species": 6,
  "documented_species": 3,
  "species": [
    {
      "scientific_name": "Calliergon acuminatum",
      "authorship": "Dixon",
      "wfo": "wfo-1000044696",
      "slug": "calliergon-acuminatum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Calliergon cordifolium",
      "authorship": "(Hedw.) Kindb.",
      "wfo": "wfo-0001177672",
      "slug": "calliergon-cordifolium",
      "photographs_found": 23,
      "documented": true,
      "url": "https://botanai.app/plants/calliergon-cordifolium/"
    },
    {
      "scientific_name": "Calliergon giganteum",
      "authorship": "(Schimp.) Kindb.",
      "wfo": "wfo-0001177684",
      "slug": "calliergon-giganteum",
      "photographs_found": 6,
      "documented": true,
      "url": "https://botanai.app/plants/calliergon-giganteum/"
    },
    {
      "scientific_name": "Calliergon megalophyllum",
      "authorship": "Mikut.",
      "wfo": "wfo-0001177696",
      "slug": "calliergon-megalophyllum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Calliergon orbicularicordatum",
      "authorship": "(Renauld & Cardot) Broth.",
      "wfo": "wfo-0001177704",
      "slug": "calliergon-orbicularicordatum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Calliergon richardsonii",
      "authorship": "(Mitt.) Kindb. ex G.Roth",
      "wfo": "wfo-0001177712",
      "slug": "calliergon-richardsonii",
      "photographs_found": 3,
      "documented": true,
      "url": "https://botanai.app/plants/calliergon-richardsonii/"
    }
  ],
  "evidence_gate": {
    "rule": "at least 3 photographs licensed for commercial use",
    "rationale": "This site is commercial, so it can only publish photographs licensed for commercial use. Roughly three quarters of the photographs on iNaturalist are CC BY-NC, which excludes them. A species below the gate is listed here rather than given a page of its own."
  },
  "sources": [
    {
      "name": "World Flora Online Plant List",
      "note": "accepted names, authorities, classification",
      "license": "CC0",
      "url": "https://www.worldfloraonline.org/",
      "retrieved": "2026-07-12"
    }
  ],
  "license": {
    "data": "CC BY 4.0",
    "attribution": "BotanAI, https://botanai.app/genus/calliergon/"
  }
}