Cephalanthera damasonium (Mill.) Druce, 1906 35% complete

White helleborine

Ann. Scott. Nat. Hist. 1906:225. 1906

Data sources

Each value Trefle shows for Cephalanthera damasonium, 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 recorded8 Not on the record8 Sources: TRY Plant Trait Database, Earlier Trefle data, POWO / WCVP (Kew)
Field Shown What the sources say
Core
Author (Mill.) Druce Sourced
Bibliography Ann. Scott. Nat. Hist. 1906:225. 1906 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 1906 No source recorded
Source not recorded
Descriptive
Common name White helleborine No source recorded
Source not recorded
Observations Europe to N. Iran, Bhutan to China (Yunnan) No source recorded
Source not recorded
Morphology
Average height 22 cm
  • 22.25 cm · TRY Plant Trait Database · Measured · 16 observations · 2026-10-09
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500, 605, 918
2 earlier or rejected values
  • Superseded 22.25 cm · TRY Plant Trait Database · Measured · 16 observations · 2026-10-09
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500, 605, 918
  • Superseded 22.25 cm · TRY Plant Trait Database · Measured · 16 observations · 2026-09-17
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500, 605, 918
Differs from sources
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  • Superseded geophyte · TRY Plant Trait Database · Measured · 11 observations · 2026-10-09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  • Superseded geophyte · TRY Plant Trait Database · Measured · 11 observations · 2026-09-17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 white
2 earlier or rejected values
Sourced
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 50 cm
  • 50 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500, 605, 918
2 earlier or rejected values
  • Superseded 50 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500, 605, 918
  • Superseded 50 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-09-17
    TRY 7.0 datasets 25, 116, 164, 174, 175, 178, 500, 605, 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
Differs from sources
Duration perennial
  • perennial · TRY Plant Trait Database · Measured · 9 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 175, 178, 460, 918
2 earlier or rejected values
  • Superseded perennial · TRY Plant Trait Database · Measured · 9 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 175, 178, 460, 918
  • Superseded perennial · TRY Plant Trait Database · Measured · 9 observations · 2026-09-17
    TRY 7.0 datasets 4, 25, 71, 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 empty
  • 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
2 earlier or rejected values
  • Superseded 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
  • Superseded 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 178
Not on the record
Light 5 / 9 · half-shade
2 earlier or rejected values
  • Superseded 5 / 9 · half-shade · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
  • Superseded 5 / 9 · half-shade · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17
    TRY 7.0 datasets 178, 489
Sourced
Nitrogen fixation None
2 earlier or rejected values
Sourced
Ph maximum 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
Ph minimum pH 7
  • pH 7 · 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)
  • 5 / 9 · intermediate (mesotrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 242
2 earlier or rejected values
  • Superseded 5 / 9 · intermediate (mesotrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 242
  • Superseded 5 / 9 · intermediate (mesotrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17
    TRY 7.0 datasets 178, 242
Differs from sources
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
  • Superseded seed, vegetative · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 174
  • Superseded seed, vegetative · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 174
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