Alcea biennis Winterl, 1781 29% complete

No common name

Index Hort. Bot. Pest: A2 (1781)

Data sources

Each value Trefle shows for Alcea biennis, 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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Sourced3 Differs from sources3 Source not recorded13 Not on the record3 Sources: TRY Plant Trait Database
Field Shown What the sources say
Core
Author Winterl No source recorded
Source not recorded
Bibliography Index Hort. Bot. Pest: A2 (1781) 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 1781 No source recorded
Source not recorded
Descriptive
Observations EC. & SE. Europe to Türkiye No source recorded
Source not recorded
Morphology
Average height 150 cm Sourced
Biological type hemicryptophyte
  • hemicryptophyte · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 203, 500, 918
Sourced
Flower color purple No source recorded
Source not recorded
Vegetable false No source recorded
Source not recorded
Phenology
Bloom months jun, jul, aug No source recorded
Source not recorded
Ecology
Atmospheric humidity 4 / 9 · moderately dry air No source recorded
Source not recorded
Ground humidity 4 / 12 · moderately dry (meso-xerophilous)
  • 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 203, 489
Sourced
Light 7 / 9 · half-light to light Differs from sources
Nitrogen fixation empty Not on the record
Ph maximum pH 7 No source recorded
Source not recorded
Ph minimum pH 6.5 No source recorded
Source not recorded
Soil nutriments 7 / 9 · rich (eutrophic)
  • 4 / 9 · rather poor (meso-oligotrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 489
Differs from sources
Soil salinity 0 / 9 · absent from saline soils
  • 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 489
Differs from sources
Other
Soil ph indicator — Not on the record
Temperature indicator — Not on the record