Cephalanthera rubra (L.) Rich., 1817 35% complete

Red-helleborine

De Orchid. Eur.: 38 (1817)

Data sources

Each value Trefle shows for Cephalanthera rubra, 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.

Something wrong? Suggest a correction.

Sourced10 Differs from sources3 Source not recorded9 Not on the record7 Sources: TRY Plant Trait Database, Earlier Trefle data
Field Shown What the sources say
Core
Author (L.) Rich. No source recorded
Source not recorded
Bibliography De Orchid. Eur.: 38 (1817) 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 1817 No source recorded
Source not recorded
Descriptive
Common name Red-helleborine No source recorded
Source not recorded
Observations Europe to C. Asia, Morocco to N. Algeria No source recorded
Source not recorded
Morphology
Average height 50 cm
  • 50 cm · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500
2 earlier or rejected values
  • Superseded 50 cm · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500
  • Superseded 50 cm · TRY Plant Trait Database · Measured · 5 observations · 2026-09-17
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500
Sourced
Biological type geophyte
  • geophyte · TRY Plant Trait Database · Measured · 11 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 174, 175, 178, 500, 918
2 earlier or rejected values
  • Superseded geophyte · TRY Plant Trait Database · Measured · 11 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 174, 175, 178, 500, 918
  • Superseded geophyte · TRY Plant Trait Database · Measured · 11 observations · 2026-09-17
    TRY 7.0 datasets 4, 25, 71, 164, 174, 175, 178, 500, 918
Sourced
Flower color purple
2 earlier or rejected values
Differs from sources
Foliage texture empty
2 earlier or rejected values
Not on the record
Fruit shape empty
2 earlier or rejected values
Not on the record
Maximum height empty No source recorded
3 earlier or rejected values
  • Rejected 42.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500 below the average height (50 cm) of the same record
  • Superseded 42.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500
  • Superseded 42.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-09-17
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500
Not on the record
Sexuality empty
2 earlier or rejected values
Not on the record
Vegetable false No source recorded
Source not recorded
Phenology
Bloom months may, jun, jul
3 earlier or rejected values
Differs from sources
Duration perennial
  • perennial · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 164, 175, 178, 460, 918
2 earlier or rejected values
  • Superseded perennial · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 164, 175, 178, 460, 918
  • Superseded perennial · TRY Plant Trait Database · Measured · 7 observations · 2026-09-17
    TRY 7.0 datasets 4, 25, 164, 175, 178, 460, 918
Sourced
Ecology
Atmospheric humidity 5 / 9 · medium air humidity
  • 5 / 9 · medium air humidity · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Ground humidity 4 / 12 · moderately dry (meso-xerophilous)
  • 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
2 earlier or rejected values
  • Superseded 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
  • Superseded 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17
    TRY 7.0 datasets 178, 489
Sourced
Light 5 / 9 · half-shade
  • 4 / 9 · shade to half-shade · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
2 earlier or rejected values
  • Superseded 4 / 9 · shade to half-shade · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
  • Superseded 4 / 9 · shade to half-shade · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 178
Differs from sources
Nitrogen fixation None
2 earlier or rejected values
Sourced
Ph maximum pH 8
  • pH 8 · 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 7.5
  • pH 7.5 · 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 4 / 9 · rather poor (meso-oligotrophic)
  • 4 / 9 · rather poor (meso-oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
2 earlier or rejected values
  • Superseded 4 / 9 · rather poor (meso-oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
  • Superseded 4 / 9 · rather poor (meso-oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 178
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
Propagation method —
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