Alnus alnobetula (Ehrh.) K.Koch, 1872 37% complete

Green alder

Dendrologie 2(1): 625 (1872)

Data sources

Each value Trefle shows for Alnus alnobetula, 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 recorded9 Not on the record6 Sources: TRY Plant Trait Database, Earlier Trefle data
Field Shown What the sources say
Core
Author (Ehrh.) K.Koch No source recorded
Source not recorded
Bibliography Dendrologie 2(1): 625 (1872) 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 1872 No source recorded
Source not recorded
Descriptive
Common name Green alder No source recorded
Source not recorded
Observations Temp. & Subarctic Northern Hemisphere No source recorded
Source not recorded
Morphology
Average height 325 cm Sourced
Biological type nanophanerophyte
  • nanophanerophyte · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 4, 71, 500, 918
Sourced
Flower color green Sourced
Foliage texture empty Not on the record
Fruit shape empty Not on the record
Growth habit Shrub
  • Shrub · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Maximum height empty Not on the record
Sexuality monoecious Sourced
Vegetable false No source recorded
Source not recorded
Phenology
Bloom months apr, may, jun
  • apr|may|jun · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Differs from sources
Duration perennial 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 empty
  • 6 / 12 · moist (meso-hygrophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 242
Not on the record
Light 7 / 9 · half-light to light
  • 7 / 9 · half-light to light · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 489
Sourced
Nitrogen fixation High Sourced
Ph maximum pH 6.5
  • pH 6.5 · 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 5.5
  • pH 5.5 · 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
Soil nutriments 7 / 9 · rich (eutrophic)
  • 6 / 9 · rather rich (meso-eutrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 242, 489
Differs from sources
Soil salinity 0 / 9 · absent from saline soils
  • 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 242, 489
Sourced
Other
Soil ph indicator — Not on the record
Temperature indicator — Not on the record