{
  "$schema": "https://botanai.app/schema/genus-v1.json",
  "schema_version": 1,
  "url": "https://botanai.app/genus/petasites/",
  "id": {
    "slug": "petasites"
  },
  "genus": "Petasites",
  "family": "Asteraceae",
  "family_url": "https://botanai.app/family/asteraceae/",
  "accepted_species": 18,
  "documented_species": 11,
  "species": [
    {
      "scientific_name": "Petasites albus",
      "authorship": "(L.) Gaertn.",
      "wfo": "wfo-0000118404",
      "slug": "petasites-albus",
      "photographs_found": 749,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-albus/"
    },
    {
      "scientific_name": "Petasites amplus",
      "authorship": "Kitam.",
      "wfo": "wfo-0000068389",
      "slug": "petasites-amplus",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Petasites fominii",
      "authorship": "Bordz.",
      "wfo": "wfo-0000125068",
      "slug": "petasites-fominii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Petasites formosanus",
      "authorship": "Kitam.",
      "wfo": "wfo-0000119152",
      "slug": "petasites-formosanus",
      "photographs_found": 57,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-formosanus/"
    },
    {
      "scientific_name": "Petasites frigidus",
      "authorship": "(L.) Fr.",
      "wfo": "wfo-0000126786",
      "slug": "petasites-frigidus",
      "photographs_found": 638,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-frigidus/"
    },
    {
      "scientific_name": "Petasites hybridus",
      "authorship": "(L.) G.Gaertn., B.Mey. & Scherb.",
      "wfo": "wfo-0000045336",
      "slug": "petasites-hybridus",
      "photographs_found": 990,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-hybridus/"
    },
    {
      "scientific_name": "Petasites japonicus",
      "authorship": "(Siebold & Zucc.) Maxim.",
      "wfo": "wfo-0000022734",
      "slug": "petasites-japonicus",
      "photographs_found": 251,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-japonicus/"
    },
    {
      "scientific_name": "Petasites kablikianus",
      "authorship": "Tausch ex Bercht.",
      "wfo": "wfo-0000034345",
      "slug": "petasites-kablikianus",
      "photographs_found": 4,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-kablikianus/"
    },
    {
      "scientific_name": "Petasites kamengicus",
      "authorship": "Deb",
      "wfo": "wfo-0000018669",
      "slug": "petasites-kamengicus",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Petasites paradoxus",
      "authorship": "(Retz.) Baumg.",
      "wfo": "wfo-0000020820",
      "slug": "petasites-paradoxus",
      "photographs_found": 75,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-paradoxus/"
    },
    {
      "scientific_name": "Petasites pyrenaicus",
      "authorship": "(Loefl.) G.López",
      "wfo": "wfo-0000127875",
      "slug": "petasites-pyrenaicus",
      "photographs_found": 368,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-pyrenaicus/"
    },
    {
      "scientific_name": "Petasites radiatus",
      "authorship": "(J.F.Gmel.) Toman",
      "wfo": "wfo-0000031732",
      "slug": "petasites-radiatus",
      "photographs_found": 160,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-radiatus/"
    },
    {
      "scientific_name": "Petasites rubellus",
      "authorship": "(J.F.Gmel.) Toman",
      "wfo": "wfo-0000026064",
      "slug": "petasites-rubellus",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Petasites sibiricus",
      "authorship": "(J.F.Gmel.) I.Dingwall",
      "wfo": "wfo-0000079378",
      "slug": "petasites-sibiricus",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Petasites spurius",
      "authorship": "Rchb.f.",
      "wfo": "wfo-0000045777",
      "slug": "petasites-spurius",
      "photographs_found": 191,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-spurius/"
    },
    {
      "scientific_name": "Petasites tatewakianus",
      "authorship": "Kitam.",
      "wfo": "wfo-0000085498",
      "slug": "petasites-tatewakianus",
      "photographs_found": 3,
      "documented": true,
      "url": "https://botanai.app/plants/petasites-tatewakianus/"
    },
    {
      "scientific_name": "Petasites tricholobus",
      "authorship": "Franch.",
      "wfo": "wfo-0000019433",
      "slug": "petasites-tricholobus",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Petasites versipilus",
      "authorship": "Hand.-Mazz.",
      "wfo": "wfo-0000130436",
      "slug": "petasites-versipilus",
      "photographs_found": 0,
      "documented": false,
      "url": null
    }
  ],
  "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/petasites/"
  }
}