Ceratophyllum demersum L., 1753 52% complete

Common hornwort

Sp. pl. 2:992. 1753

Data sources

Each value Trefle shows for Ceratophyllum demersum, 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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Sourced11 Differs from sources3 Source not recorded16 Not on the record9 Sources: TRY Plant Trait Database
Field Shown What the sources say
Core
Author L. No source recorded
Source not recorded
Bibliography Sp. pl. 2:992. 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 Common hornwort No source recorded
Source not recorded
Observations Cosmopolitan No source recorded
Source not recorded
Morphology
Average height 93 cm
  • 92.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 164, 178, 251, 500, 882, 918
2 earlier or rejected values
  • Superseded 92.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 164, 178, 251, 500, 882, 918
  • Superseded 92.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-09-17
    TRY 7.0 datasets 164, 178, 251, 500, 882, 918
Differs from sources
Biological type hydrophyte
  • hydrophyte · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 174, 178, 350, 500, 877, 918
2 earlier or rejected values
  • Superseded hydrophyte · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 174, 178, 350, 500, 877, 918
  • Superseded hydrophyte · TRY Plant Trait Database · Measured · 10 observations · 2026-09-17
    TRY 7.0 datasets 4, 25, 71, 164, 174, 178, 350, 500, 877, 918
Sourced
Flower conspicuous false No source recorded
Source not recorded
Foliage color empty
2 earlier or rejected values
Not on the record
Foliage texture fine
2 earlier or rejected values
Sourced
Fruit color black
2 earlier or rejected values
Sourced
Fruit conspicuous false No source recorded
Source not recorded
Fruit shape nut
2 earlier or rejected values
  • Superseded nut · TRY Plant Trait Database · Measured · 8 observations · 2026-10-09
    TRY 7.0 datasets 4, 350, 498, 882
  • Superseded nut · TRY Plant Trait Database · Measured · 8 observations · 2026-09-17
    TRY 7.0 datasets 4, 350, 498, 882
Sourced
Growth form Multiple Stem No source recorded
Source not recorded
Growth habit Forb/herb No source recorded
Source not recorded
Growth rate Rapid
2 earlier or rejected values
Sourced
Maximum height 100 cm
  • 100 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 164, 178, 251, 500, 882, 918
2 earlier or rejected values
  • Superseded 100 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 164, 178, 251, 500, 882, 918
  • Superseded 100 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-09-17
    TRY 7.0 datasets 164, 178, 251, 500, 882, 918
Sourced
Sexuality monoecious
2 earlier or rejected values
Sourced
Vegetable false No source recorded
Source not recorded
Phenology
Bloom months feb, jun
2 earlier or rejected values
Sourced
Duration perennial
  • perennial · TRY Plant Trait Database · Measured · 12 observations · 2026-10-09
    TRY 7.0 datasets 4, 92, 164, 178, 882, 918
2 earlier or rejected values
  • Superseded perennial · TRY Plant Trait Database · Measured · 12 observations · 2026-10-09
    TRY 7.0 datasets 4, 92, 164, 178, 882, 918
  • Superseded perennial · TRY Plant Trait Database · Measured · 12 observations · 2026-09-17
    TRY 7.0 datasets 4, 92, 164, 178, 882, 918
Sourced
Fruit months empty
  • jan, feb, mar, apr, may, jun, jul, aug, sep, oct, nov, dec · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 882
2 earlier or rejected values
  • Superseded jan, feb, mar, apr, may, jun, jul, aug, sep, oct, nov, dec · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 882
  • Superseded jan, feb, mar, apr, may, jun, jul, aug, sep, oct, nov, dec · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 882
Not on the record
Ecology
Atmospheric humidity 9 / 9 · saturated air No source recorded
Source not recorded
Ground humidity empty No source recorded
3 earlier or rejected values
  • Rejected 12 / 12 · deep or submerged aquatic, 1 to 3 m · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
  • Rejected 12 / 12 · deep or submerged aquatic, 1 to 3 m · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
  • Rejected 12 / 12 · deep or submerged aquatic, 1 to 3 m · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 178
Not on the record
Light 6 / 9 · half-shade to half-light
  • 7 / 9 · half-light to light · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
2 earlier or rejected values
  • Superseded 7 / 9 · half-light to light · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
  • Superseded 7 / 9 · half-light to 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 8.6 No source recorded
Source not recorded
Ph minimum pH 6 No source recorded
Source not recorded
Soil nutriments 8 / 9 · very rich (pereutrophic)
  • 8 / 9 · very rich (pereutrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 242
2 earlier or rejected values
  • Superseded 8 / 9 · very rich (pereutrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 242
  • Superseded 8 / 9 · very rich (pereutrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17
    TRY 7.0 datasets 178, 242
Sourced
Soil salinity 0 / 9 · absent from saline soils
  • 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
2 earlier or rejected values
  • Superseded 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
  • Superseded 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 178
Differs from sources
Usda legacy
C n ratio empty
2 earlier or rejected values
Not on the record
Other
Halophyte status —
2 earlier or rejected values
Not on the record
Salt tolerance —
2 earlier or rejected values
Not on the record
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