Rhododendron tomentosum Harmaja, 1990 22% complete

No common name

Ann. Bot. Fenn. 27: 204 (1990)

Data sources

Each value Trefle shows for Rhododendron tomentosum, 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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Sourced7 Differs from sources1 Source not recorded7 Not on the record11 Sources: TRY Plant Trait Database, Earlier Trefle data
Field Shown What the sources say
Core
Author Harmaja No source recorded
Source not recorded
Bibliography Ann. Bot. Fenn. 27: 204 (1990) No source recorded
Source not recorded
Rank species No source recorded
Source not recorded
Status accepted No source recorded
Source not recorded
Year 1990 No source recorded
Source not recorded
Descriptive
Observations Subarctic and Subalpine to Canada No source recorded
Source not recorded
Morphology
Average height 10 cm
  • 10.05 cm · TRY Plant Trait Database · Measured · 80 observations · 2026-10-09
    TRY 7.0 datasets 20, 68, 92, 251, 468, 500, 557, 918
Differs from sources
Biological type phanerophyte Sourced
Fruit color 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
Vegetable false No source recorded
Source not recorded
Phenology
Duration perennial Sourced
Ecology
Ground humidity empty
  • 7 / 12 · wet, flooded a few weeks a year (hygrophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 489
Not on the record
Light empty Not on the record
Nitrogen fixation None Sourced
Ph maximum pH 7.5
  • pH 7.5 · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Ph minimum pH 4.5
  • pH 4.5 · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Soil nutriments empty
  • 2 / 9 · very poor (peroligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 489
Not on the record
Soil salinity empty
  • 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 489
Not on the record
Cultivation
Minimum root depth 37 cm Sourced
Usda legacy
C n ratio empty Not on the record
Other
Human usage type — Not on the record
Propagation method — Not on the record
Salt tolerance — Not on the record
Soil ph indicator — Not on the record
Temperature indicator — Not on the record