Linum catharticum L., 1753 43% complete

Bitter flax

Sp. Pl.: 281 (1753)

Data sources

Each value Trefle shows for Linum catharticum, 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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Sourced13 Differs from sources4 Source not recorded9 Not on the record6 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.: 281 (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 Bitter flax No source recorded
Source not recorded
Observations Europe to W. Siberia and Iran, Morocco No source recorded
Source not recorded
Morphology
Average height 12 cm
  • 12.3 cm · TRY Plant Trait Database · Measured · 35 observations · 2026-10-09
    TRY 7.0 datasets 25, 28, 45, 86, 88, 115, 116, 164, 174, 175, 178, 320, 500, 807, 898, 918, 926
Differs from sources
Flower color white Sourced
Foliage texture medium Sourced
Fruit shape capsule Sourced
Growth habit Forb/herb
  • Forb/herb · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Maximum height 18 cm
  • 17.5 cm · TRY Plant Trait Database · Measured · 12 observations · 2026-10-09
    TRY 7.0 datasets 25, 28, 45, 86, 88, 115, 116, 164, 174, 175, 178, 320, 500, 807, 898, 918, 926
Differs from sources
Sexuality empty Not on the record
Vegetable false No source recorded
Source not recorded
Phenology
Bloom months jun, jul
  • may, jun, jul · TRY Plant Trait Database · Measured · 6 observations · 2026-10-20
    TRY 7.0 datasets 4, 45, 115, 174, 264
1 earlier or rejected value
  • Superseded feb, may, jun, jul · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09
    TRY 7.0 datasets 4, 45, 115, 174, 264
Differs from sources
Duration annual, biennial, perennial
  • annual, biennial, perennial · TRY Plant Trait Database · Measured · 19 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 28, 71, 86, 164, 178, 264, 460, 818, 882, 918
Sourced
Ecology
Atmospheric humidity 7 / 9 · humid air
  • 7 / 9 · humid air · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Ground humidity 5 / 12 · fresh, never flooded (mesohydric)
  • 5 / 12 · fresh, never flooded (mesohydric) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
Sourced
Light 8 / 9 · light 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 4 / 9 · rather poor (meso-oligotrophic)
  • 3 / 9 · poor (oligotrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
Differs from sources
Soil salinity 1 / 9 · barely saline (hyperoligohaline)
  • 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 242
Sourced
Cultivation
Minimum root depth 13 cm Sourced
Usda legacy
C n ratio empty Not on the record
Other
Propagation method — Not on the record
Shade tolerance — Not on the record
Soil ph indicator — Not on the record
Temperature indicator — Not on the record