Carex flava L., 1753 50% complete

Large yellow sedge

Sp. Pl.: 975 (1753)

Data sources

Each value Trefle shows for Carex flava, with what every source says about it. When sources disagree, the strongest source is shown (how sources are ranked). Values imported before sources were recorded one by one are marked Source not recorded.

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Sourced15 Differs from sources2 Source not recorded12 Not on the record5 Sources: TRY Plant Trait Database, Earlier Trefle data
Field Shown What the sources say
Core
Author L. No source recorded
Source not recorded
Bibliography Sp. Pl.: 975 (1753) No source recorded
Source not recorded
Phylum Tracheophyta No source recorded
Source not recorded
Rank species No source recorded
Source not recorded
Status accepted No source recorded
Source not recorded
Year 1753 No source recorded
Source not recorded
Descriptive
Common name Large yellow sedge No source recorded
Source not recorded
Family common name Sedge family No source recorded
Source not recorded
Observations Europe to NW. Iran, Canada to NC. & NE. U.S.A. No source recorded
Source not recorded
Morphology
Average height 41 cm
  • 41.25 cm · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09
    TRY 7.0 datasets 71, 116, 164, 174, 178, 500, 918
2 earlier or rejected values
  • Superseded 41.25 cm · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09
    TRY 7.0 datasets 71, 116, 164, 174, 178, 500, 918
  • Superseded 41.25 cm · TRY Plant Trait Database · Measured · 6 observations · 2026-09-17
    TRY 7.0 datasets 71, 116, 164, 174, 178, 500, 918
Differs from sources
Biological type hemicryptophyte
  • hemicryptophyte · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 174, 178, 500, 918
2 earlier or rejected values
  • Superseded hemicryptophyte · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 174, 178, 500, 918
  • Superseded hemicryptophyte · TRY Plant Trait Database · Measured · 10 observations · 2026-09-17
    TRY 7.0 datasets 4, 25, 71, 164, 174, 178, 500, 918
Sourced
Flower conspicuous false No source recorded
Source not recorded
Foliage texture fine
2 earlier or rejected values
Sourced
Fruit conspicuous false No source recorded
Source not recorded
Fruit shape empty
2 earlier or rejected values
Not on the record
Growth form Bunch
  • Bunch · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Growth habit Graminoid
  • Graminoid · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Growth rate Slow
  • Slow · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Maximum height 50 cm
  • 50 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 71, 116, 164, 174, 178, 500, 918
2 earlier or rejected values
  • Superseded 50 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 71, 116, 164, 174, 178, 500, 918
  • Superseded 50 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-09-17
    TRY 7.0 datasets 71, 116, 164, 174, 178, 500, 918
Sourced
Sexuality empty
2 earlier or rejected values
Not on the record
Vegetable false No source recorded
Source not recorded
Phenology
Bloom months may, jun
3 earlier or rejected values
Sourced
Duration perennial
  • perennial · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 164, 178, 918
2 earlier or rejected values
  • Superseded perennial · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 164, 178, 918
  • Superseded perennial · TRY Plant Trait Database · Measured · 5 observations · 2026-09-17
    TRY 7.0 datasets 4, 25, 164, 178, 918
Sourced
Ecology
Atmospheric humidity 8 / 9 · very humid air
  • 8 / 9 · very humid air · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Ground humidity 9 / 12 · amphibious part of the year (seasonal helophyte)
  • 9 / 12 · amphibious part of the year (seasonal helophyte) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 242
2 earlier or rejected values
  • Superseded 9 / 12 · amphibious part of the year (seasonal helophyte) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 242
  • Superseded 9 / 12 · amphibious part of the year (seasonal helophyte) · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17
    TRY 7.0 datasets 178, 242
Sourced
Light 7 / 9 · half-light to light
2 earlier or rejected values
  • Superseded 8 / 9 · light · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
  • Superseded 8 / 9 · light · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17
    TRY 7.0 datasets 178, 489
Differs from sources
Nitrogen fixation None
2 earlier or rejected values
Sourced
Ph maximum pH 5
  • pH 5 · Earlier Trefle data · Inferred · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded derived from a Baseflor soil reaction class by the 2022 import, a class not a measurement
Sourced
Ph minimum pH 4.5
  • pH 4.5 · Earlier Trefle data · Inferred · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded derived from a Baseflor soil reaction class by the 2022 import, a class not a measurement
Sourced
Soil nutriments 2 / 9 · very poor (peroligotrophic)
  • 2 / 9 · very poor (peroligotrophic) · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 178, 242, 489
2 earlier or rejected values
  • Superseded 2 / 9 · very poor (peroligotrophic) · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 178, 242, 489
  • Superseded 2 / 9 · very poor (peroligotrophic) · TRY Plant Trait Database · Measured · 3 observations · 2026-09-17
    TRY 7.0 datasets 178, 242, 489
Sourced
Soil salinity 0 / 9 · absent from saline soils
  • 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 178, 242, 489
2 earlier or rejected values
  • Superseded 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 178, 242, 489
  • Superseded 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 3 observations · 2026-09-17
    TRY 7.0 datasets 178, 242, 489
Sourced
Other
Shade tolerance —
2 earlier or rejected values
Not on the record
Soil ph indicator —
2 earlier or rejected values
Not on the record
Temperature indicator —
2 earlier or rejected values
Not on the record