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  "url": "https://botanai.app/plants/agrostis-canina/",
  "last_modified": "2025-12-15",
  "id": {
    "slug": "agrostis-canina",
    "wfo": "wfo-0000843382",
    "inat_taxon_id": 158132
  },
  "name": {
    "scientific": "Agrostis canina",
    "authorship": "L.",
    "genus": "Agrostis",
    "epithet": "canina",
    "family": "Poaceae",
    "rank": "species",
    "taxonomic_status": "accepted",
    "accepted_according_to": "World Flora Online Plant List, 2026-06",
    "is_homonym": false,
    "published_in": "Sp. Pl. : 62 (1753)",
    "protologue_url": "https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:385537-1",
    "common": {
      "preferred": "Brown bent",
      "english": [
        "Brown bent",
        "Velvet bent",
        "velvet bent",
        "velvet bentgrass"
      ],
      "source": "wikidata"
    },
    "synonyms": [
      {
        "name": "Agraulus caninus",
        "authorship": "P.Beauv."
      },
      {
        "name": "Agraulus pallidus",
        "authorship": "(With.) Gray"
      },
      {
        "name": "Agrestis canina",
        "authorship": "(L.) Bubani"
      },
      {
        "name": "Agrostis affinis",
        "authorship": "Kunth"
      },
      {
        "name": "Agrostis alba f. aristata",
        "authorship": "Millsp."
      },
      {
        "name": "Agrostis alba var. aristata",
        "authorship": "Spenn."
      },
      {
        "name": "Agrostis alpina",
        "authorship": "Leyss."
      },
      {
        "name": "Agrostis arenaria",
        "authorship": "Schur"
      },
      {
        "name": "Agrostis arenosa",
        "authorship": "Schur"
      },
      {
        "name": "Agrostis canina f. canina",
        "authorship": null
      },
      {
        "name": "Agrostis canina f. fasciculata",
        "authorship": "J.Rousseau"
      },
      {
        "name": "Agrostis canina f. pudica",
        "authorship": "(Döll) Jansen & Wacht."
      },
      {
        "name": "Agrostis canina f. vinealis",
        "authorship": "Beldie"
      },
      {
        "name": "Agrostis canina subsp. allionii",
        "authorship": "K.Richt."
      },
      {
        "name": "Agrostis canina subsp. aspromontana",
        "authorship": "Brullo, Scelsi & Spamp."
      },
      {
        "name": "Agrostis canina subsp. canina",
        "authorship": null
      },
      {
        "name": "Agrostis canina subsp. granatensis",
        "authorship": "Romero García, Blanca & C.Morales"
      },
      {
        "name": "Agrostis canina subsp. monteluccii",
        "authorship": "Selvi"
      },
      {
        "name": "Agrostis canina var. alba",
        "authorship": "Desv."
      },
      {
        "name": "Agrostis canina var. alpina",
        "authorship": "Alph.Wood"
      },
      {
        "name": "Agrostis canina var. alpina",
        "authorship": "(Leyss.) Ducommun"
      },
      {
        "name": "Agrostis canina var. arenosa",
        "authorship": "Schur"
      },
      {
        "name": "Agrostis canina var. aristata",
        "authorship": "Faye"
      },
      {
        "name": "Agrostis canina var. aurea",
        "authorship": "Lej."
      },
      {
        "name": "Agrostis canina var. breviaristata",
        "authorship": "Mutel"
      },
      {
        "name": "Agrostis canina var. canina",
        "authorship": null
      },
      {
        "name": "Agrostis canina var. decipiens",
        "authorship": "(Rouy) Douin"
      },
      {
        "name": "Agrostis canina var. diffusa",
        "authorship": "(Link) Heynh."
      },
      {
        "name": "Agrostis canina var. flava",
        "authorship": "Hartm."
      },
      {
        "name": "Agrostis canina var. humilis",
        "authorship": "Willk. & Lange"
      },
      {
        "name": "Agrostis canina var. hybrida",
        "authorship": "(Gaudin) Gaudin"
      },
      {
        "name": "Agrostis canina var. hybrida",
        "authorship": "(Gaud.) Beldie"
      },
      {
        "name": "Agrostis canina var. minor",
        "authorship": "Pauquy"
      },
      {
        "name": "Agrostis canina var. mutica",
        "authorship": "Sinclair"
      },
      {
        "name": "Agrostis canina var. mutica",
        "authorship": "Gaudin"
      },
      {
        "name": "Agrostis canina var. nivea",
        "authorship": "(Sinclair) Hook."
      },
      {
        "name": "Agrostis canina var. nobilis",
        "authorship": "(De Not.) Arcang."
      },
      {
        "name": "Agrostis canina var. opulenta",
        "authorship": "Portal"
      },
      {
        "name": "Agrostis canina var. opulentis",
        "authorship": "Portal"
      },
      {
        "name": "Agrostis canina var. pallida",
        "authorship": "Peterm."
      },
      {
        "name": "Agrostis canina var. pudica",
        "authorship": "Döll"
      },
      {
        "name": "Agrostis canina var. pumila",
        "authorship": "Peterm."
      },
      {
        "name": "Agrostis canina var. radicans",
        "authorship": "Rohlena"
      },
      {
        "name": "Agrostis canina var. rigida",
        "authorship": "Schur"
      },
      {
        "name": "Agrostis canina var. rupestris",
        "authorship": "Chapm. ex Gatt."
      },
      {
        "name": "Agrostis canina var. stolonifera",
        "authorship": "Blytt"
      },
      {
        "name": "Agrostis canina var. transsilvanica",
        "authorship": "(Schur) Schur"
      },
      {
        "name": "Agrostis canina var. transsylvanica",
        "authorship": "(Schur) Nyman"
      },
      {
        "name": "Agrostis canina var. umbrosa",
        "authorship": "Legrand"
      },
      {
        "name": "Agrostis canina var. violacea",
        "authorship": "Hartm."
      },
      {
        "name": "Agrostis fascicularis",
        "authorship": "Curtis ex Sinclair"
      },
      {
        "name": "Agrostis geniculata",
        "authorship": "Lam."
      },
      {
        "name": "Agrostis granatensis",
        "authorship": "(Romero García, Blanca & C.Morales) Rivas Mart."
      },
      {
        "name": "Agrostis hybrida",
        "authorship": "Gaudin"
      },
      {
        "name": "Agrostis leersii",
        "authorship": "J.F.Gmel."
      },
      {
        "name": "Agrostis mutabilis",
        "authorship": "Sibth."
      },
      {
        "name": "Agrostis nana",
        "authorship": "Delarbre"
      },
      {
        "name": "Agrostis nivea",
        "authorship": "Sinclair"
      },
      {
        "name": "Agrostis nobilis",
        "authorship": "De Not. ex Parl."
      },
      {
        "name": "Agrostis pallida",
        "authorship": "With."
      },
      {
        "name": "Agrostis setacea var. glaucina",
        "authorship": "(Bastard) Mutel"
      },
      {
        "name": "Agrostis stricta",
        "authorship": "De Not. ex Parl."
      },
      {
        "name": "Agrostis sudavica",
        "authorship": "M.M.Ivanova"
      },
      {
        "name": "Agrostis tenuifolia",
        "authorship": "Curtis"
      },
      {
        "name": "Agrostis tenuis",
        "authorship": "T.Bastard ex Roem. & Schult."
      },
      {
        "name": "Agrostis transilvanica",
        "authorship": "Schur"
      },
      {
        "name": "Agrostis transsilvanica",
        "authorship": "Schur"
      },
      {
        "name": "Agrostis violaceo-purpurea",
        "authorship": "Gilib."
      },
      {
        "name": "Agrostis vulgaris var. pallida",
        "authorship": "(With.) Lej."
      },
      {
        "name": "Agrostis wightii",
        "authorship": "Nees ex Steud."
      },
      {
        "name": "Avena canina",
        "authorship": "(L.) Scop."
      },
      {
        "name": "Milium caninum",
        "authorship": "(L.) Lag."
      },
      {
        "name": "Trichodium arenarium",
        "authorship": "Schur"
      },
      {
        "name": "Trichodium arenosum",
        "authorship": "(Schur) Schur"
      },
      {
        "name": "Trichodium caninum",
        "authorship": "(L.) Schrad."
      },
      {
        "name": "Trichodium caninum var. pallidum",
        "authorship": "Opiz"
      },
      {
        "name": "Trichodium caninum var. turfosum",
        "authorship": "Schur"
      },
      {
        "name": "Trichodium coerulescens",
        "authorship": "Link ex Steud."
      },
      {
        "name": "Trichodium diffusum",
        "authorship": "Link"
      },
      {
        "name": "Trichodium hybridum",
        "authorship": "(Gaudin) Roem. & Schult."
      },
      {
        "name": "Trichodium kitaibelii",
        "authorship": "Schult."
      },
      {
        "name": "Trichodium montanum",
        "authorship": "Willd. ex Steud."
      },
      {
        "name": "Trichodium niveum",
        "authorship": "Philipson"
      },
      {
        "name": "Trichodium tenerrimum",
        "authorship": "Schur"
      },
      {
        "name": "Trichodium transsilvanicum",
        "authorship": "(Schur) Schur"
      },
      {
        "name": "Trichodium turfosum",
        "authorship": "Schur"
      },
      {
        "name": "Vilfa hybrida",
        "authorship": "(Gaudin) P.Beauv."
      },
      {
        "name": "Vilfa vulgaris",
        "authorship": "Wight ex Steud."
      }
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    "wikipedia": "https://en.wikipedia.org/wiki/Agrostis_canina"
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        "continent": "ASIA-TEMPERATE",
        "region": "China"
      },
      {
        "code": "TUR",
        "name": "Türkiye",
        "continent": "ASIA-TEMPERATE",
        "region": "Western Asia"
      },
      {
        "code": "CHX",
        "name": "Xinjiang",
        "continent": "ASIA-TEMPERATE",
        "region": "China"
      },
      {
        "code": "PAK",
        "name": "Pakistan",
        "continent": "ASIA-TROPICAL",
        "region": "Indian Subcontinent"
      },
      {
        "code": "WHM",
        "name": "West Himalaya",
        "continent": "ASIA-TROPICAL",
        "region": "Indian Subcontinent"
      },
      {
        "code": "ALB",
        "name": "Albania",
        "continent": "EUROPE",
        "region": "Southeastern Europe"
      },
      {
        "code": "AUT",
        "name": "Austria",
        "continent": "EUROPE",
        "region": "Middle Europe"
      },
      {
        "code": "BLT",
        "name": "Baltic States",
        "continent": "EUROPE",
        "region": "Eastern Europe"
      },
      {
        "code": "BLR",
        "name": "Belarus",
        "continent": "EUROPE",
        "region": "Eastern Europe"
      },
      {
        "code": "BGM",
        "name": "Belgium",
        "continent": "EUROPE",
        "region": "Middle Europe"
      },
      {
        "code": "BUL",
        "name": "Bulgaria",
        "continent": "EUROPE",
        "region": "Southeastern Europe"
      },
      {
        "code": "RUC",
        "name": "Central European Russia",
        "continent": "EUROPE",
        "region": "Eastern Europe"
      },
      {
        "code": "COR",
        "name": "Corse",
        "continent": "EUROPE",
        "region": "Southwestern Europe"
      },
      {
        "code": "CZE",
        "name": "Czechia-Slovakia",
        "continent": "EUROPE",
        "region": "Middle Europe"
      },
      {
        "code": "DEN",
        "name": "Denmark",
        "continent": "EUROPE",
        "region": "Northern Europe"
      },
      {
        "code": "RUE",
        "name": "East European Russia",
        "continent": "EUROPE",
        "region": "Eastern Europe"
      },
      {
        "code": "FIN",
        "name": "Finland",
        "continent": "EUROPE",
        "region": "Northern Europe"
      },
      {
        "code": "FRA",
        "name": "France",
        "continent": "EUROPE",
        "region": "Southwestern Europe"
      },
      {
        "code": "FOR",
        "name": "Føroyar",
        "continent": "EUROPE",
        "region": "Northern Europe"
      },
      {
        "code": "GER",
        "name": "Germany",
        "continent": "EUROPE",
        "region": "Middle Europe"
      },
      {
        "code": "GRB",
        "name": "Great Britain",
        "continent": "EUROPE",
        "region": "Northern Europe"
      },
      {
        "code": "GRC",
        "name": "Greece",
        "continent": "EUROPE",
        "region": "Southeastern Europe"
      },
      {
        "code": "HUN",
        "name": "Hungary",
        "continent": "EUROPE",
        "region": "Middle Europe"
      },
      {
        "code": "ICE",
        "name": "Iceland",
        "continent": "EUROPE",
        "region": "Northern Europe"
      },
      {
        "code": "IRE",
        "name": "Ireland",
        "continent": "EUROPE",
        "region": "Northern Europe"
      },
      {
        "code": "ITA",
        "name": "Italy",
        "continent": "EUROPE",
        "region": "Southeastern Europe"
      },
      {
        "code": "YUG",
        "name": "NW. Balkan Pen.",
        "continent": "EUROPE",
        "region": "Southeastern Europe"
      },
      {
        "code": "NET",
        "name": "Netherlands",
        "continent": "EUROPE",
        "region": "Middle Europe"
      },
      {
        "code": "RUN",
        "name": "North European Russia",
        "continent": "EUROPE",
        "region": "Eastern Europe"
      },
      {
        "code": "RUW",
        "name": "Northwest European Russia",
        "continent": "EUROPE",
        "region": "Eastern Europe"
      },
      {
        "code": "NOR",
        "name": "Norway",
        "continent": "EUROPE",
        "region": "Northern Europe"
      },
      {
        "code": "POL",
        "name": "Poland",
        "continent": "EUROPE",
        "region": "Middle Europe"
      },
      {
        "code": "POR",
        "name": "Portugal",
        "continent": "EUROPE",
        "region": "Southwestern Europe"
      },
      {
        "code": "ROM",
        "name": "Romania",
        "continent": "EUROPE",
        "region": "Southeastern Europe"
      },
      {
        "code": "SPA",
        "name": "Spain",
        "continent": "EUROPE",
        "region": "Southwestern Europe"
      },
      {
        "code": "SWE",
        "name": "Sweden",
        "continent": "EUROPE",
        "region": "Northern Europe"
      },
      {
        "code": "SWI",
        "name": "Switzerland",
        "continent": "EUROPE",
        "region": "Middle Europe"
      },
      {
        "code": "UKR",
        "name": "Ukraine",
        "continent": "EUROPE",
        "region": "Eastern Europe"
      }
    ]
  },
  "phenology": {
    "n": 3,
    "n_annotated": 14,
    "sufficient": false,
    "doi": null,
    "source": "GBIF SQL download of iNaturalist Research-grade Observations",
    "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."
    }
  },
  "traits": {
    "lifeform": "perennial",
    "climate": "temperate"
  },
  "climate_envelope": {
    "mean_annual_temp_c": {
      "p5": 3.9,
      "median": 5.4,
      "p95": 11.3
    },
    "temp_seasonality": {
      "p5": 473.2,
      "median": 940.3,
      "p95": 1005.6
    },
    "max_temp_warmest_month_c": {
      "p5": 20,
      "median": 22.9,
      "p95": 25.5
    },
    "min_temp_coldest_month_c": {
      "p5": -12.4,
      "median": -10.7,
      "p95": 2.2
    },
    "annual_precip_mm": {
      "p5": 612.6,
      "median": 689.2,
      "p95": 1019.4
    },
    "precip_seasonality": {
      "p5": 12.5,
      "median": 29.1,
      "p95": 38.1
    },
    "precip_driest_quarter_mm": {
      "p5": 96.9,
      "median": 111.2,
      "p95": 191.4
    },
    "n": 215,
    "units": {
      "mean_annual_temp_c": "degrees Celsius",
      "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",
    "citation": "Karger, D.N. et al. (2017) Climatologies at high resolution for the earth's land surface areas. Scientific Data 4, 170122.",
    "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 215 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."
  },
  "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"
    },
    {
      "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 3 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-canina/",
    "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)."
  }
}