Platanthera bifolia (L.) Rich., 1817 35% complete

Lesser butterfly-orchid

De Orchid. Eur.: 35 (1817)

Data sources

Each value Trefle shows for Platanthera bifolia, 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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Sourced12 Differs from sources2 Source not recorded8 Not on the record7 Sources: TRY Plant Trait Database, Earlier Trefle data, POWO / WCVP (Kew)
Field Shown What the sources say
Core
Author (L.) Rich. Sourced
Bibliography De Orchid. Eur.: 35 (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 Lesser butterfly-orchid No source recorded
Source not recorded
Observations Europe, Medit. to Mongolia No source recorded
Source not recorded
Morphology
Average height 43 cm
  • 42.5 cm · TRY Plant Trait Database · Measured · 8 observations · 2026-10-09
    TRY 7.0 datasets 25, 45, 116, 164, 174, 178, 203, 500
Differs from sources
Biological type geophyte
  • geophyte · TRY Plant Trait Database · Measured · 12 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 174, 175, 178, 203, 500, 918
Sourced
Flower color white Sourced
Foliage texture empty Not on the record
Fruit shape empty Not on the record
Maximum height empty No source recorded
1 earlier or rejected value
  • Rejected 40 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 25, 45, 116, 164, 174, 178, 203, 500 below the average height (43 cm) of the same record
Not on the record
Sexuality empty Not on the record
Vegetable false No source recorded
Source not recorded
Phenology
Bloom months may, jul
1 earlier or rejected value
  • Superseded jan, may, jul · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09
    TRY 7.0 datasets 4, 45, 174, 203
Sourced
Duration perennial
  • perennial · TRY Plant Trait Database · Measured · 8 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 178, 203, 460, 918
Sourced
Ecology
Atmospheric humidity 6 / 9 · moderately humid air
  • 6 / 9 · moderately humid air · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Ground humidity 6 / 12 · moist (meso-hygrophilous)
  • 6 / 12 · moist (meso-hygrophilous) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
Sourced
Light 6 / 9 · half-shade to half-light
  • 6 / 9 · half-shade to half-light · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
Sourced
Nitrogen fixation None 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 3 / 9 · poor (oligotrophic)
  • 4 / 9 · rather poor (meso-oligotrophic) · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
Differs from sources
Soil salinity 0 / 9 · absent from saline soils
  • 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 178, 242, 489
Sourced
Other
Shade tolerance — Not on the record
Soil ph indicator — Not on the record
Temperature indicator — Not on the record