{
  "$schema": "https://botanai.app/schema/genus-v1.json",
  "schema_version": 1,
  "url": "https://botanai.app/genus/ptychostomum/",
  "id": {
    "slug": "ptychostomum"
  },
  "genus": "Ptychostomum",
  "family": "Bryaceae",
  "family_url": "https://botanai.app/family/bryaceae/",
  "accepted_species": 58,
  "documented_species": 5,
  "species": [
    {
      "scientific_name": "Ptychostomum altisetum",
      "authorship": "(Müll.Hal.) J.R.Spence & H.P.Ramsay",
      "wfo": "wfo-0001213809",
      "slug": "ptychostomum-altisetum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum archangelicum",
      "authorship": "(Bruch & Schimp.) J.R.Spence",
      "wfo": "wfo-0001213261",
      "slug": "ptychostomum-archangelicum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum arcticum",
      "authorship": "(R.Br.) J.R.Spence",
      "wfo": "wfo-0001213262",
      "slug": "ptychostomum-arcticum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum austriacum",
      "authorship": "(Köckinger, Holyoak & Suanjak) D.Bell & Holyoak",
      "wfo": "wfo-1000018860",
      "slug": "ptychostomum-austriacum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum axel-blyttii",
      "authorship": "(Kaurin ex H.Philib.) J.R.Spence",
      "wfo": "wfo-0001214231",
      "slug": "ptychostomum-axel-blyttii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum bimum",
      "authorship": "(Schreb.) J.R.Spence",
      "wfo": "wfo-0001213263",
      "slug": "ptychostomum-bimum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum bryoides",
      "authorship": "(R.Br.) J.R.Spence",
      "wfo": "wfo-0001214234",
      "slug": "ptychostomum-bryoides",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum calophyllum",
      "authorship": "(R.Br.) J.R.Spence",
      "wfo": "wfo-0001213264",
      "slug": "ptychostomum-calophyllum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum cernuum",
      "authorship": "(Hedw.) Hornsch.",
      "wfo": "wfo-0001171846",
      "slug": "ptychostomum-cernuum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum chorizodontum",
      "authorship": "(Cardot & Broth.) J.R.Spence",
      "wfo": "wfo-1000018862",
      "slug": "ptychostomum-chorizodontum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum compactum",
      "authorship": "Hornsch.",
      "wfo": "wfo-0001171847",
      "slug": "ptychostomum-compactum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum creberrimum",
      "authorship": "(Taylor) J.R.Spence & H.P.Ramsay",
      "wfo": "wfo-0001213288",
      "slug": "ptychostomum-creberrimum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum cryophilum",
      "authorship": "(Mårtensson) J.R.Spence",
      "wfo": "wfo-0001213265",
      "slug": "ptychostomum-cryophilum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum cyclophyllum",
      "authorship": "(Schwägr.) J.R.Spence",
      "wfo": "wfo-0001213267",
      "slug": "ptychostomum-cyclophyllum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum cylindrothecium",
      "authorship": "(R.Br.bis) J.R.Spence & H.P.Ramsay",
      "wfo": "wfo-0001213810",
      "slug": "ptychostomum-cylindrothecium",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum dicarpum",
      "authorship": "(E.B.Bartram) J.R.Spence",
      "wfo": "wfo-1000018863",
      "slug": "ptychostomum-dicarpum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum donatii",
      "authorship": "(Thér.) Ochyra & Bedn.-Ochyra",
      "wfo": "wfo-1000018864",
      "slug": "ptychostomum-donatii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum eatonii",
      "authorship": "(Mitt.) Ochyra & Bedn.-Ochyra",
      "wfo": "wfo-1000018865",
      "slug": "ptychostomum-eatonii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum funkii",
      "authorship": "(Schwägr.) J.R.Spence",
      "wfo": "wfo-0001214233",
      "slug": "ptychostomum-funkii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum gayanum",
      "authorship": "(Mont.) Ochyra & Bedn.-Ochyra",
      "wfo": "wfo-1000018867",
      "slug": "ptychostomum-gayanum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum hawaiicum",
      "authorship": "(Hoe) J.R.Spence",
      "wfo": "wfo-1000018868",
      "slug": "ptychostomum-hawaiicum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum imbricatulum",
      "authorship": "(Müll.Hal.) Holyoak & N.Pedersen",
      "wfo": "wfo-0001214355",
      "slug": "ptychostomum-imbricatulum",
      "photographs_found": 64,
      "documented": true,
      "url": "https://botanai.app/plants/ptychostomum-imbricatulum/"
    },
    {
      "scientific_name": "Ptychostomum inclinatum",
      "authorship": "(Sw. ex Brid.) J.R.Spence",
      "wfo": "wfo-1000044774",
      "slug": "ptychostomum-inclinatum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum intermedium",
      "authorship": "(Brid.) J.R.Spence",
      "wfo": "wfo-0001213269",
      "slug": "ptychostomum-intermedium",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum kerguelense",
      "authorship": "(Mitt.) Ochyra & Bedn.-Ochyra",
      "wfo": "wfo-1000018869",
      "slug": "ptychostomum-kerguelense",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum knowltonii",
      "authorship": "(Barnes) J.R.Spence",
      "wfo": "wfo-0001213270",
      "slug": "ptychostomum-knowltonii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum kunzei",
      "authorship": "(Hornsch.) J.R.Spence",
      "wfo": "wfo-0001214235",
      "slug": "ptychostomum-kunzei",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum lamprochaete",
      "authorship": "(Dusén) J.R.Spence",
      "wfo": "wfo-1000018870",
      "slug": "ptychostomum-lamprochaete",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum lonchocaulon",
      "authorship": "(Müll.Hal.) J.R.Spence",
      "wfo": "wfo-1000044775",
      "slug": "ptychostomum-lonchocaulon",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum longisetum",
      "authorship": "(Blandow ex Schwägr.) J.R.Spence",
      "wfo": "wfo-0001213272",
      "slug": "ptychostomum-longisetum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum marratii",
      "authorship": "(Hook. & Wilson) J.R.Spence",
      "wfo": "wfo-0001213273",
      "slug": "ptychostomum-marratii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum meesioides",
      "authorship": "(Kindb.) J.R.Spence",
      "wfo": "wfo-0001213274",
      "slug": "ptychostomum-meesioides",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum minii",
      "authorship": "(Podp. ex Guim.) D.Bell & Holyoak",
      "wfo": "wfo-1000018871",
      "slug": "ptychostomum-minii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum mucronatum",
      "authorship": "(Mitt.) Ochyra & Bedn.-Ochyra",
      "wfo": "wfo-1000018873",
      "slug": "ptychostomum-mucronatum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum neodamense",
      "authorship": "(Itzigs.) J.R.Spence",
      "wfo": "wfo-0001213275",
      "slug": "ptychostomum-neodamense",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum nivale",
      "authorship": "(Müll.Hal.) Ochyra & Bedn.-Ochyra",
      "wfo": "wfo-1000018874",
      "slug": "ptychostomum-nivale",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum orthothecium",
      "authorship": "(Cardot & Broth.) Holyoak & N.Pedersen",
      "wfo": "wfo-0001214356",
      "slug": "ptychostomum-orthothecium",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum pacificum",
      "authorship": "J.R.Spence & Shevock",
      "wfo": "wfo-1000018875",
      "slug": "ptychostomum-pacificum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum pallens",
      "authorship": "(Sw.) J.R.Spence",
      "wfo": "wfo-0001213276",
      "slug": "ptychostomum-pallens",
      "photographs_found": 55,
      "documented": true,
      "url": "https://botanai.app/plants/ptychostomum-pallens/"
    },
    {
      "scientific_name": "Ptychostomum pallescens",
      "authorship": "(Schleich. ex Schwägr.) J.R.Spence",
      "wfo": "wfo-0001213277",
      "slug": "ptychostomum-pallescens",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum pauperculum",
      "authorship": "(E.B.Bartram) J.R.Spence",
      "wfo": "wfo-1000018876",
      "slug": "ptychostomum-pauperculum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum pseudotriquetrum",
      "authorship": "(Hedw.) J.R.Spence & H.P.Ramsay",
      "wfo": "wfo-0001214357",
      "slug": "ptychostomum-pseudotriquetrum",
      "photographs_found": 195,
      "documented": true,
      "url": "https://botanai.app/plants/ptychostomum-pseudotriquetrum/"
    },
    {
      "scientific_name": "Ptychostomum reedii",
      "authorship": "(H.Rob.) J.R.Spence",
      "wfo": "wfo-0001213279",
      "slug": "ptychostomum-reedii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum revolutum",
      "authorship": "(Müll.Hal.) Ochyra & Bedn.-Ochyra",
      "wfo": "wfo-1000018877",
      "slug": "ptychostomum-revolutum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum rutilans",
      "authorship": "(Brid.) J.R.Spence",
      "wfo": "wfo-0001213280",
      "slug": "ptychostomum-rutilans",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum salinum",
      "authorship": "(I.Hagen ex Limpr.) J.R.Spence",
      "wfo": "wfo-0001213281",
      "slug": "ptychostomum-salinum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum schleicheri",
      "authorship": "(DC.) J.R.Spence",
      "wfo": "wfo-0001213282",
      "slug": "ptychostomum-schleicheri",
      "photographs_found": 5,
      "documented": true,
      "url": "https://botanai.app/plants/ptychostomum-schleicheri/"
    },
    {
      "scientific_name": "Ptychostomum sibiricum",
      "authorship": "(Lindb. & Arnell) J.R.Spence",
      "wfo": "wfo-1000018878",
      "slug": "ptychostomum-sibiricum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum subneodamense",
      "authorship": "(Kindb.) J.R.Spence",
      "wfo": "wfo-1000018879",
      "slug": "ptychostomum-subneodamense",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum teres",
      "authorship": "(Lindb.) J.R.Spence",
      "wfo": "wfo-0001214238",
      "slug": "ptychostomum-teres",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum touwii",
      "authorship": "Bijlsma, Kruijer & M.Stech",
      "wfo": "wfo-1000018881",
      "slug": "ptychostomum-touwii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum turbinatum",
      "authorship": "(Hedw.) J.R.Spence",
      "wfo": "wfo-0001213283",
      "slug": "ptychostomum-turbinatum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum vermigerum",
      "authorship": "(Arnell & C.E.O.Jensen) J.R.Spence",
      "wfo": "wfo-1000018882",
      "slug": "ptychostomum-vermigerum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum vernicosum",
      "authorship": "(Dusén) J.R.Spence",
      "wfo": "wfo-1000018883",
      "slug": "ptychostomum-vernicosum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum warneum",
      "authorship": "(Schwägr. ex Steud.) J.R.Spence",
      "wfo": "wfo-0001213284",
      "slug": "ptychostomum-warneum",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum weigelii",
      "authorship": "(Biehler) J.R.Spence",
      "wfo": "wfo-0001213285",
      "slug": "ptychostomum-weigelii",
      "photographs_found": 17,
      "documented": true,
      "url": "https://botanai.app/plants/ptychostomum-weigelii/"
    },
    {
      "scientific_name": "Ptychostomum wrightii",
      "authorship": "(Sull. & Lesq.) J.R.Spence",
      "wfo": "wfo-0001213286",
      "slug": "ptychostomum-wrightii",
      "photographs_found": 0,
      "documented": false,
      "url": null
    },
    {
      "scientific_name": "Ptychostomum zeballosicum",
      "authorship": "(Cardot & Broth.) Ochyra & Bedn.-Ochyra",
      "wfo": "wfo-1000018884",
      "slug": "ptychostomum-zeballosicum",
      "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/ptychostomum/"
  }
}