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  "last_modified": "2025-12-15",
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    "wfo": "wfo-0000843445",
    "inat_taxon_id": 158133
  },
  "name": {
    "scientific": "Agrostis clavata",
    "authorship": "Trin.",
    "genus": "Agrostis",
    "epithet": "clavata",
    "family": "Poaceae",
    "rank": "species",
    "taxonomic_status": "accepted",
    "accepted_according_to": "World Flora Online Plant List, 2026-06",
    "is_homonym": false,
    "published_in": "Neue Entdeck. Pflanzenk. 2: 55 (1821)",
    "protologue_url": "https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:385585-1",
    "common": {
      "preferred": "clavate bentgrass",
      "english": [
        "clavate bentgrass"
      ],
      "source": "wikidata"
    },
    "synonyms": [
      {
        "name": "Agrostis abakanensis",
        "authorship": "Less. ex Trin."
      },
      {
        "name": "Agrostis bottnica",
        "authorship": "Murb."
      },
      {
        "name": "Agrostis clavata f. aprica",
        "authorship": "H.Lindb."
      },
      {
        "name": "Agrostis clavata f. flaccida",
        "authorship": "Krylov"
      },
      {
        "name": "Agrostis clavata f. robustior",
        "authorship": "Krylov"
      },
      {
        "name": "Agrostis clavata f. umbrosa",
        "authorship": "H.Lindb."
      },
      {
        "name": "Agrostis clavata subsp. clavata",
        "authorship": null
      },
      {
        "name": "Agrostis clavata subsp. matsumurae",
        "authorship": "(Hack. ex Honda) Tateoka"
      },
      {
        "name": "Agrostis clavata var. macilenta",
        "authorship": "(Keng) Y.C.Yang"
      },
      {
        "name": "Agrostis clavata var. nukabo",
        "authorship": "Ohwi"
      },
      {
        "name": "Agrostis clavata var. putoranica",
        "authorship": "Peschkova"
      },
      {
        "name": "Agrostis clavata var. szechuanica",
        "authorship": "Y.C.Tong ex Y.C.Yang"
      },
      {
        "name": "Agrostis exarata subsp. clavata",
        "authorship": "(Trin.) T.Koyama"
      },
      {
        "name": "Agrostis exarata subsp. nukabo",
        "authorship": "(Ohwi) T.Koyama"
      },
      {
        "name": "Agrostis exarata var. nukabo",
        "authorship": "(Ohwi) T.Koyama"
      },
      {
        "name": "Agrostis formosana",
        "authorship": "Ohwi"
      },
      {
        "name": "Agrostis macilenta",
        "authorship": "Keng"
      },
      {
        "name": "Agrostis macrothyrsa",
        "authorship": "Hack."
      },
      {
        "name": "Agrostis matsumurae",
        "authorship": "Hack. ex Honda"
      },
      {
        "name": "Agrostis perarta",
        "authorship": "Keng f."
      },
      {
        "name": "Agrostis szechuanica",
        "authorship": "(Y.C.Tong ex Y.C.Yang) L.Liu"
      },
      {
        "name": "Agrostis teberdensis",
        "authorship": "Litv."
      },
      {
        "name": "Agrostis tenuiflora",
        "authorship": "Steud."
      },
      {
        "name": "Agrostis wulingensis",
        "authorship": "Honda"
      },
      {
        "name": "Trichodium clavatum",
        "authorship": "(Trin.) Schult. & Schult.f."
      }
    ],
    "wikipedia": "https://en.wikipedia.org/wiki/Agrostis_clavata"
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    "license": "CC BY 3.0",
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        "name": "Altay",
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      },
      {
        "code": "AMU",
        "name": "Amur",
        "continent": "ASIA-TEMPERATE",
        "region": "Russian Far East"
      },
      {
        "code": "BRY",
        "name": "Buryatiya",
        "continent": "ASIA-TEMPERATE",
        "region": "Siberia"
      },
      {
        "code": "CHN",
        "name": "China North-Central",
        "continent": "ASIA-TEMPERATE",
        "region": "China"
      },
      {
        "code": "CHC",
        "name": "China South-Central",
        "continent": "ASIA-TEMPERATE",
        "region": "China"
      },
      {
        "code": "CHS",
        "name": "China Southeast",
        "continent": "ASIA-TEMPERATE",
        "region": "China"
      },
      {
        "code": "CTA",
        "name": "Chita",
        "continent": "ASIA-TEMPERATE",
        "region": "Siberia"
      },
      {
        "code": "CHI",
        "name": "Inner Mongolia",
        "continent": "ASIA-TEMPERATE",
        "region": "China"
      },
      {
        "code": "IRK",
        "name": "Irkutsk",
        "continent": "ASIA-TEMPERATE",
        "region": "Siberia"
      },
      {
        "code": "JAP",
        "name": "Japan",
        "continent": "ASIA-TEMPERATE",
        "region": "Eastern Asia"
      },
      {
        "code": "KAM",
        "name": "Kamchatka",
        "continent": "ASIA-TEMPERATE",
        "region": "Russian Far East"
      },
      {
        "code": "KHA",
        "name": "Khabarovsk",
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        "region": "Russian Far East"
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      {
        "code": "KOR",
        "name": "Korea",
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        "region": "Eastern Asia"
      },
      {
        "code": "KRA",
        "name": "Krasnoyarsk",
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      },
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        "code": "KUR",
        "name": "Kuril Is.",
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        "region": "Russian Far East"
      },
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        "code": "MAG",
        "name": "Magadan",
        "continent": "ASIA-TEMPERATE",
        "region": "Russian Far East"
      },
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        "code": "CHM",
        "name": "Manchuria",
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        "name": "Mongolia",
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        "region": "Mongolia"
      },
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        "name": "Nansei-shoto",
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        "region": "Eastern Asia"
      },
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        "code": "NCS",
        "name": "North Caucasus",
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        "region": "Caucasus"
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        "name": "Primorye",
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        "name": "Taiwan",
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        "region": "Eastern Asia"
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        "name": "Tibet",
        "continent": "ASIA-TEMPERATE",
        "region": "China"
      },
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        "code": "TVA",
        "name": "Tuva",
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        "region": "Siberia"
      },
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        "code": "WSB",
        "name": "West Siberia",
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        "region": "Siberia"
      },
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      },
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      },
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        "name": "New Guinea",
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        "region": "Papuasia"
      },
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        "name": "Central European Russia",
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        "region": "Eastern Europe"
      },
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        "continent": "EUROPE",
        "region": "Eastern Europe"
      },
      {
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        "name": "Finland",
        "continent": "EUROPE",
        "region": "Northern Europe"
      },
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        "code": "RUN",
        "name": "North European Russia",
        "continent": "EUROPE",
        "region": "Eastern Europe"
      },
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        "code": "RUW",
        "name": "Northwest European Russia",
        "continent": "EUROPE",
        "region": "Eastern Europe"
      },
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        "continent": "EUROPE",
        "region": "Northern Europe"
      },
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        "code": "ASK",
        "name": "Alaska",
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        "region": "Subarctic America"
      },
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        "code": "YUK",
        "name": "Yukon",
        "continent": "NORTHERN AMERICA",
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      }
    ]
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    "n": 0,
    "n_annotated": 1,
    "sufficient": false,
    "doi": null,
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    "quality_grade": "research (guaranteed upstream by iNaturalist at export)",
    "fields": {
      "by_month": "observations found IN FLOWER, by month (Jan..Dec)",
      "annotated_by_month": "observations in which a human recorded the reproductive state at all, by month. This is the denominator, and it includes the records that said \"no flowers or fruits\".",
      "share": "by_month / annotated_by_month. null where too few plants were examined to state a proportion.",
      "ci": "95% Wilson score interval on share.",
      "peak_month": "the month with the highest SHARE, not the highest count."
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      "p95": 11.7
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      "p95": 4422.4
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      "median": 45,
      "p95": 86.8
    },
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      "p5": 34.8,
      "median": 184,
      "p95": 809.4
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    "units": {
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      "min_temp_coldest_month_c": "degrees Celsius (mean daily MINIMUM of the coldest month)",
      "max_temp_warmest_month_c": "degrees Celsius (mean daily MAXIMUM of the warmest month)",
      "annual_precip_mm": "millimetres per year",
      "precip_driest_quarter_mm": "millimetres in the driest quarter"
    },
    "source": "CHELSA V2.1 climatologies 1981-2010, 30 arcsec",
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    "occurrences": "iNaturalist Research-grade Observations",
    "occurrences_doi": null,
    "method": "Climate sampled at every georeferenced research-grade observation of the species. Reported as the 5th to 95th percentile across 33 of them. Species with fewer than 30 georeferenced observations get no envelope.",
    "is_hardiness_zone": false,
    "hardiness_zone_note": "min_temp_coldest_month_c is NOT a USDA hardiness zone. A USDA zone is the average annual EXTREME minimum temperature; this is the mean daily minimum of the coldest month, which is typically about 16 C warmer. Do not present one as the other."
  },
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    "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"
    },
    {
      "name": "Kew, World Checklist of Vascular Plants (WCVP v16)",
      "note": "native distribution by TDWG level-3 botanical country, and life form",
      "license": "CC BY 3.0",
      "url": "https://doi.org/10.15468/6h8ucr",
      "retrieved": "2026-06-04"
    }
  ],
  "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": "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": "insufficient_evidence",
      "reason": "Only 0 annotated flowering records, below our threshold of 30. A curve fitted to a dozen records is noise, so we do not draw one."
    }
  ],
  "license": {
    "data": "CC BY 4.0",
    "attribution": "BotanAI, https://botanai.app/plants/agrostis-clavata/",
    "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)."
  }
}