Iris pseudacorus L., 1753 43% complete

Flag iris

Sp. Pl.: 38 (1753)

Data sources

Each value Trefle shows for Iris pseudacorus, 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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Sourced10 Differs from sources3 Source not recorded13 Not on the record5 Sources: TRY Plant Trait Database
Field Shown What the sources say
Core
Author L. No source recorded
Source not recorded
Bibliography Sp. Pl.: 38 (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 Flag iris No source recorded
Source not recorded
Observations Europe to Caucasus, Medit. to Iran No source recorded
Source not recorded
Morphology
Average height 66 cm
  • 65.9 cm · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09
    TRY 7.0 datasets 25, 116, 174, 178, 203, 617, 882, 897, 898, 918, 926
Differs from sources
Biological type geophyte
  • geophyte · TRY Plant Trait Database · Measured · 9 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 174, 178, 203, 500, 918
Sourced
Flower color yellow Sourced
Foliage texture empty Not on the record
Fruit shape capsule Sourced
Growth habit Forb/herb No source recorded
Source not recorded
Maximum height 150 cm
  • 150 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 25, 116, 174, 178, 203, 617, 882, 897, 898, 918, 926
Sourced
Sexuality empty Not on the record
Vegetable false No source recorded
Source not recorded
Phenology
Bloom months apr, may, jun, jul Differs from sources
Duration perennial
  • perennial · TRY Plant Trait Database · Measured · 12 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 178, 203, 818, 882, 918
Sourced
Ecology
Atmospheric humidity 8 / 9 · very humid air No source recorded
Source not recorded
Ground humidity 10 / 12 · amphibious all year, base always under water (permanent helophyte)
  • 10 / 12 · amphibious all year, base always under water (permanent helophyte) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 203
Sourced
Light 7 / 9 · half-light to light
  • 7 / 9 · half-light to light · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
Sourced
Nitrogen fixation None Sourced
Ph maximum pH 7.5 No source recorded
Source not recorded
Ph minimum pH 7 No source recorded
Source not recorded
Soil nutriments 7 / 9 · rich (eutrophic)
  • 7 / 9 · rich (eutrophic) · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 178, 242, 489
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
Differs from sources
Cultivation
Minimum root depth 42 cm Sourced
Usda legacy
C n ratio empty Not on the record
Other
Shade tolerance — Not on the record
Soil ph indicator — Not on the record