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  "last_modified": "2025-12-15",
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    "wfo": "wfo-0000518989",
    "inat_taxon_id": 274117
  },
  "name": {
    "scientific": "Rhynchospora nervosa",
    "authorship": "(Vahl) Boeckeler",
    "genus": "Rhynchospora",
    "epithet": "nervosa",
    "family": "Cyperaceae",
    "rank": "species",
    "taxonomic_status": "accepted",
    "accepted_according_to": "World Flora Online Plant List, 2026-06",
    "is_homonym": false,
    "published_in": "Vidensk. Meddel. Naturhist. Foren. Kjøbenhavn 1869: 143 (1869)",
    "protologue_url": "https://www.cyperaceae.org/aphia.php?p=taxdetails&id=1681165",
    "common": {
      "preferred": "yerba de estrella",
      "english": [
        "yerba de estrella"
      ],
      "source": "wikidata"
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    "synonyms": [
      {
        "name": "Dichromena ciliata var. vahliana",
        "authorship": "C.B.Clarke"
      },
      {
        "name": "Dichromena humboldtiana",
        "authorship": "F.Dietr."
      },
      {
        "name": "Dichromena nervosa",
        "authorship": "Vahl"
      },
      {
        "name": "Dichromena pilosa",
        "authorship": "Spreng."
      },
      {
        "name": "Dichromena tenuifolia",
        "authorship": "(Kunth) Spreng."
      },
      {
        "name": "Rhynchospora exigua",
        "authorship": "Boeckeler"
      },
      {
        "name": "Rhynchospora humboldtiana",
        "authorship": "(Nees) Griseb."
      },
      {
        "name": "Rhynchospora nervosa subsp. nervosa",
        "authorship": null
      },
      {
        "name": "Rhynchospora nervosa var. tenuifolia",
        "authorship": "(Kunth) H.Pfeiff."
      },
      {
        "name": "Schoenus tenuifolius",
        "authorship": "Kunth"
      }
    ],
    "wikipedia": null
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    "scheme": "TDWG World Geographical Scheme for Recording Plant Distributions, level 3",
    "source": "Kew, World Checklist of Vascular Plants (WCVP v16)",
    "license": "CC BY 3.0",
    "excludes": [
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    "codes": [
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        "code": "MXC",
        "name": "Mexico Central",
        "continent": "NORTHERN AMERICA",
        "region": "Mexico"
      },
      {
        "code": "MXG",
        "name": "Mexico Gulf",
        "continent": "NORTHERN AMERICA",
        "region": "Mexico"
      },
      {
        "code": "MXE",
        "name": "Mexico Northeast",
        "continent": "NORTHERN AMERICA",
        "region": "Mexico"
      },
      {
        "code": "MXN",
        "name": "Mexico Northwest",
        "continent": "NORTHERN AMERICA",
        "region": "Mexico"
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      {
        "code": "MXT",
        "name": "Mexico Southeast",
        "continent": "NORTHERN AMERICA",
        "region": "Mexico"
      },
      {
        "code": "MXS",
        "name": "Mexico Southwest",
        "continent": "NORTHERN AMERICA",
        "region": "Mexico"
      },
      {
        "code": "AGE",
        "name": "Argentina Northeast",
        "continent": "SOUTHERN AMERICA",
        "region": "Southern South America"
      },
      {
        "code": "BOL",
        "name": "Bolivia",
        "continent": "SOUTHERN AMERICA",
        "region": "Western South America"
      },
      {
        "code": "BZN",
        "name": "Brazil North",
        "continent": "SOUTHERN AMERICA",
        "region": "Brazil"
      },
      {
        "code": "BZE",
        "name": "Brazil Northeast",
        "continent": "SOUTHERN AMERICA",
        "region": "Brazil"
      },
      {
        "code": "BZS",
        "name": "Brazil South",
        "continent": "SOUTHERN AMERICA",
        "region": "Brazil"
      },
      {
        "code": "BZL",
        "name": "Brazil Southeast",
        "continent": "SOUTHERN AMERICA",
        "region": "Brazil"
      },
      {
        "code": "BZC",
        "name": "Brazil West-Central",
        "continent": "SOUTHERN AMERICA",
        "region": "Brazil"
      },
      {
        "code": "CPI",
        "name": "Central American Pacific Is.",
        "continent": "SOUTHERN AMERICA",
        "region": "Central America"
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        "code": "CLM",
        "name": "Colombia",
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        "region": "Western South America"
      },
      {
        "code": "COS",
        "name": "Costa Rica",
        "continent": "SOUTHERN AMERICA",
        "region": "Central America"
      },
      {
        "code": "CUB",
        "name": "Cuba",
        "continent": "SOUTHERN AMERICA",
        "region": "Caribbean"
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        "code": "DOM",
        "name": "Dominican Republic",
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        "region": "Caribbean"
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        "code": "ECU",
        "name": "Ecuador",
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      },
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        "code": "FRG",
        "name": "French Guiana",
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        "region": "Northern South America"
      },
      {
        "code": "GAL",
        "name": "Galápagos",
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      },
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        "code": "GUA",
        "name": "Guatemala",
        "continent": "SOUTHERN AMERICA",
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      },
      {
        "code": "GUY",
        "name": "Guyana",
        "continent": "SOUTHERN AMERICA",
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      },
      {
        "code": "HON",
        "name": "Honduras",
        "continent": "SOUTHERN AMERICA",
        "region": "Central America"
      },
      {
        "code": "JAM",
        "name": "Jamaica",
        "continent": "SOUTHERN AMERICA",
        "region": "Caribbean"
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      {
        "code": "NIC",
        "name": "Nicaragua",
        "continent": "SOUTHERN AMERICA",
        "region": "Central America"
      },
      {
        "code": "PAN",
        "name": "Panamá",
        "continent": "SOUTHERN AMERICA",
        "region": "Central America"
      },
      {
        "code": "PAR",
        "name": "Paraguay",
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        "region": "Southern South America"
      },
      {
        "code": "PER",
        "name": "Peru",
        "continent": "SOUTHERN AMERICA",
        "region": "Western South America"
      },
      {
        "code": "SUR",
        "name": "Suriname",
        "continent": "SOUTHERN AMERICA",
        "region": "Northern South America"
      },
      {
        "code": "TRT",
        "name": "Trinidad-Tobago",
        "continent": "SOUTHERN AMERICA",
        "region": "Caribbean"
      },
      {
        "code": "VEN",
        "name": "Venezuela",
        "continent": "SOUTHERN AMERICA",
        "region": "Northern South America"
      },
      {
        "code": "VNA",
        "name": "Venezuelan Antilles",
        "continent": "SOUTHERN AMERICA",
        "region": "Caribbean"
      }
    ]
  },
  "phenology": {
    "n": 65,
    "n_annotated": 71,
    "sufficient": true,
    "by_month": [
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      1,
      3,
      5,
      1,
      3,
      3,
      4,
      2,
      3,
      26,
      10
    ],
    "annotated_by_month": [
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      1,
      4,
      6,
      1,
      3,
      3,
      4,
      3,
      3,
      26,
      11
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    "share": [
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      null,
      null,
      0.8333,
      null,
      null,
      null,
      null,
      null,
      null,
      1,
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    "ci": [
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        0.9032
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      null,
      null,
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      null,
      null,
      null,
      null,
      null,
      null,
      [
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        1
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    "peak_month": 11,
    "peak_basis": "share",
    "min_month_n": 5,
    "doi": "10.15468/dl.cgje2x",
    "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 or rhizomatous geophyte",
    "climate": "seasonally dry tropical"
  },
  "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."
    }
  ],
  "license": {
    "data": "CC BY 4.0",
    "attribution": "BotanAI, https://botanai.app/plants/rhynchospora-nervosa/",
    "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)."
  }
}