Data sources

Each value Trefle shows for Verbascum thapsus subsp. thapsus, 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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Sourced6 Source not recorded3 Not on the record8 Sources: TRY Plant Trait Database, GBIF

Field	Shown	What the sources say
Core
Bibliography	L. (1753). In: Sp. Pl. 177.	L. (1753). In: Sp. Pl. 177. · GBIF · Reported · 2026-09-05	Sourced
Phylum	Tracheophyta	Tracheophyta · GBIF · Reported · 2026-09-05	Sourced
Rank	ssp	No source recorded	Source not recorded
Status	accepted	No source recorded	Source not recorded
Descriptive
Observations	Azores, Europe to Siberia and Himalaya	No source recorded	Source not recorded
Morphology
Average height	empty	100 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 164, 882	Not on the record
Biological type	empty	hemicryptophyte · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 164	Not on the record
Fruit shape	capsule	capsule · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 882	Sourced
Maximum height	175 cm	175 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 164, 882	Sourced
Phenology
Duration	biennial	biennial · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 164, 882	Sourced
Ecology
Ground humidity	empty	4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489	Not on the record
Light	empty	8 / 9 · light · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489	Not on the record
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 71	Sourced
Soil nutriments	empty	6 / 9 · rather rich (meso-eutrophic) · 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
Other
Soil ph indicator	—	7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489	Not on the record
Temperature indicator	—	6 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489	Not on the record

Verbascum thapsus subsp. thapsus 10% complete

No common name

Data sources

Verbascum thapsus subsp. thapsus 10% complete

No common name

.fa-secondary{opacity:.4} Data sources

Data sources