{
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  "last_modified": "2026-06-03",
  "id": {
    "slug": "pylaisiadelpha-tenuirostris",
    "wfo": "wfo-0001194860",
    "inat_taxon_id": 167617
  },
  "name": {
    "scientific": "Pylaisiadelpha tenuirostris",
    "authorship": "(Bruch & Schimp. ex Sull.) W.R.Buck",
    "genus": "Pylaisiadelpha",
    "epithet": "tenuirostris",
    "family": "Pylaisiadelphaceae",
    "rank": "species",
    "taxonomic_status": "accepted",
    "accepted_according_to": "World Flora Online Plant List, 2026-06",
    "is_homonym": false,
    "published_in": "Yushania 1(2): 13. 1984.",
    "protologue_url": "https://www.bryonames.org/",
    "common": {
      "preferred": "pylaisiadelpha moss",
      "english": [
        "pylaisiadelpha moss"
      ],
      "source": "wikidata"
    },
    "synonyms": [
      {
        "name": "Brotherella cylindricarpa",
        "authorship": "(Müll.Hal.) M.Fleisch."
      },
      {
        "name": "Brotherella harveyana",
        "authorship": "(Mitt.) Dixon"
      },
      {
        "name": "Brotherella otii",
        "authorship": "Sakurai"
      },
      {
        "name": "Brotherella takeuchii",
        "authorship": "Toyama"
      },
      {
        "name": "Brotherella tenuirostris",
        "authorship": "(Bruch & Schimp. ex Sull.) Broth."
      },
      {
        "name": "Brotherella yokohamae",
        "authorship": "(Broth.) Broth."
      },
      {
        "name": "Brotherella yokohamae f. erythroseta",
        "authorship": "Sakurai"
      },
      {
        "name": "Brotherella yokohamae var. pergracilis",
        "authorship": "Sakurai"
      },
      {
        "name": "Clastobryella kusatsuensis",
        "authorship": "(Besch.) Z.Iwats."
      },
      {
        "name": "Clastobryella tsunodae",
        "authorship": "(Broth. ex Yasuda) Broth."
      },
      {
        "name": "Clastobryum tsunodae",
        "authorship": "Broth. ex Yasuda"
      },
      {
        "name": "Hypnum curvirostre",
        "authorship": "(Harv.) Müll.Hal."
      },
      {
        "name": "Hypnum cylindricarpum",
        "authorship": "Müll.Hal."
      },
      {
        "name": "Hypnum holdridgei",
        "authorship": "H.A.Crum & Steere"
      },
      {
        "name": "Hypnum siuzewii",
        "authorship": "(Broth.) Broth."
      },
      {
        "name": "Hypnum yokohamae",
        "authorship": "(Broth.) Paris"
      },
      {
        "name": "Hypnum yokohamae var. kusatsuense",
        "authorship": "(Besch.) Seki"
      },
      {
        "name": "Isopterygium kusatsuense",
        "authorship": "Besch."
      },
      {
        "name": "Leskea curvirostris",
        "authorship": "Harv."
      },
      {
        "name": "Leskea tenuirostris",
        "authorship": "Bruch & Schimp. ex Sull."
      },
      {
        "name": "Pylaisaea rhaphidostegioides",
        "authorship": "Cardot"
      },
      {
        "name": "Pylaisia tenuirostris",
        "authorship": "(Bruch & Schimp. ex Sull.) A.Jaeger"
      },
      {
        "name": "Pylaisiadelpha drepanioides",
        "authorship": "Cardot & Dixon"
      },
      {
        "name": "Pylaisiadelpha harveyana",
        "authorship": "(Mitt.) W.R.Buck"
      },
      {
        "name": "Pylaisiadelpha rhaphidostegioides",
        "authorship": "(Cardot) Cardot"
      },
      {
        "name": "Pylaisiadelpha tenuirostris var. rhaphidostegioides",
        "authorship": "(Cardot) H.A.Crum"
      },
      {
        "name": "Pylaisiadelpha yokohamae",
        "authorship": "(Broth.) W.R.Buck"
      },
      {
        "name": "Rhaphidorrhynchium magofukui",
        "authorship": "Sakurai"
      },
      {
        "name": "Rhaphidostegium curvirostre",
        "authorship": "(Harv.) A.Jaeger"
      },
      {
        "name": "Rhaphidostegium cylindricarpum",
        "authorship": "(Müll.Hal.) Macoun & Kindb."
      },
      {
        "name": "Rhynchostegium angustatum",
        "authorship": "Broth. ex Ihsiba"
      },
      {
        "name": "Rhynchostegium cylindricarpum",
        "authorship": "(Müll.Hal.) Austin"
      },
      {
        "name": "Sematophyllum brevicuspis",
        "authorship": "Broth. ex Ihsiba"
      },
      {
        "name": "Sematophyllum curvirostre",
        "authorship": "(Harv.) B.C.Tan"
      },
      {
        "name": "Sematophyllum tenuirostre",
        "authorship": "(Bruch & Schimp. ex Sull.) E.Britton"
      },
      {
        "name": "Sematophyllum toyamae",
        "authorship": "Sakurai"
      },
      {
        "name": "Stereodon cylindricarpus",
        "authorship": "(Müll.Hal.) Broth. ex Paris"
      },
      {
        "name": "Stereodon harveyanus",
        "authorship": "Mitt."
      },
      {
        "name": "Stereodon siuzewii",
        "authorship": "Broth."
      },
      {
        "name": "Stereodon tenuirostris",
        "authorship": "(Bruch & Schimp. ex Sull.) Broth."
      },
      {
        "name": "Stereodon yokohamae",
        "authorship": "Broth."
      }
    ],
    "wikipedia": null
  },
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    "noncommercial_excluded": true,
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  },
  "native_range": null,
  "phenology": null,
  "traits": {
    "lifeform": null,
    "climate": null
  },
  "climate_envelope": null,
  "identification": {
    "on_device_model": {
      "model": "Google AIY plants V1 (TFLite, 2,102 classes)",
      "identifies_this_species": false
    },
    "in_accuracy_benchmark": false,
    "benchmark_url": "https://botanai.app/accuracy/",
    "confused_with": []
  },
  "sources": [
    {
      "name": "World Flora Online Plant List",
      "note": "accepted name, authority, classification",
      "license": "CC0",
      "url": "https://www.worldfloraonline.org/",
      "retrieved": "2026-07-12"
    },
    {
      "name": "iNaturalist",
      "note": "photographs and flowering annotations, CC0 / CC BY / CC BY-SA only",
      "license": "per photograph",
      "url": "https://www.inaturalist.org/",
      "retrieved": "2026-06-27"
    },
    {
      "name": "Wikidata",
      "note": "common name (P1843), joined on the World Flora Online identifier (P7715)",
      "license": "CC0",
      "url": "https://www.wikidata.org/",
      "retrieved": "2026-07-13"
    }
  ],
  "gaps": [
    {
      "field": "care",
      "status": "not_published",
      "reason": "Not published anywhere on this site. Every care claim we could make cheaply would be an unsourced enum, which is what the previous version of this site did and why it was deleted."
    },
    {
      "field": "toxicity",
      "status": "not_published",
      "reason": "Not published. The widely copied list is a copyrighted compilation restricted to noncommercial use, and we will not scrape it. A sourced toxicity dataset is being built from primary literature and is not ready."
    },
    {
      "field": "botanical_review",
      "status": "not_sourced",
      "reason": "No page on this site has been reviewed by a named botanist. The determination label says so, on every page."
    },
    {
      "field": "native_range",
      "status": "not_sourced",
      "reason": "Kew's World Checklist of Vascular Plants does not cover this taxon."
    },
    {
      "field": "climate_envelope",
      "status": "insufficient_evidence",
      "reason": "Fewer than 30 georeferenced research-grade observations of this taxon, which is too few to state a percentile range for the conditions it grows in. We would rather show nothing than a range computed from eight points in one county."
    },
    {
      "field": "hardiness_zone",
      "status": "not_published",
      "reason": "Not published for any species. A USDA hardiness zone is the average annual EXTREME minimum temperature, and we hold the mean daily minimum of the coldest month, which is a different quantity and typically about 16 C warmer. Presenting one as the other would place a plant several zones too warm, so we do not publish a zone at all."
    },
    {
      "field": "phenology",
      "status": "not_sourced",
      "reason": "No dated flowering annotations found for this taxon."
    }
  ],
  "license": {
    "data": "CC BY 4.0",
    "attribution": "BotanAI, https://botanai.app/plants/pylaisiadelpha-tenuirostris/",
    "note": "This document is licensed CC BY 4.0. The PHOTOGRAPHS it links are licensed individually and separately: each carries its own license and license_url, and those terms govern. Underlying taxonomy is CC0 (World Flora Online); native range is CC BY 3.0 (Kew)."
  }
}