Data sources

Each value Trefle shows for Rosa tomentosa, 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 recorded10 Not on the record8 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	Sm.	No source recorded	Source not recorded
Bibliography	Fl. Brit. 2: 539 (1800)	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	1800	No source recorded	Source not recorded
Descriptive
Common name	Downy rose	No source recorded	Source not recorded
Family common name	Rose family	No source recorded	Source not recorded
Observations	Europe to Caucasus	No source recorded	Source not recorded
Morphology
Average height	175 cm	175 cm · TRY Plant Trait Database · Measured · 13 observations · 2026-10-09 TRY 7.0 datasets 20, 25, 68, 174, 178, 460, 500, 918	Sourced
Biological type	phanerophyte	phanerophyte · TRY Plant Trait Database · Measured · 9 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 174, 178, 500, 918	Sourced
Flower color	purple	magenta · TRY Plant Trait Database · Measured · 2 observations · 2026-10-20 TRY 7.0 datasets 4 1 earlier or rejected value Superseded magenta · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4	Differs from sources
Foliage texture	empty	medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-20 TRY 7.0 datasets 4 1 earlier or rejected value Superseded medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Fruit shape	empty	nut · TRY Plant Trait Database · Measured · 1 observation · 2026-10-20 TRY 7.0 datasets 4 1 earlier or rejected value Superseded nut · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Growth habit	Subshrub	Subshrub · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Maximum height	250 cm	250 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 20, 25, 68, 174, 178, 460, 500, 918	Sourced
Sexuality	empty	hermaphrodite · TRY Plant Trait Database · Measured · 1 observation · 2026-10-20 TRY 7.0 datasets 4 1 earlier or rejected value Superseded hermaphrodite · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	jun, jul, aug	jun · TRY Plant Trait Database · Measured · 3 observations · 2026-10-20 TRY 7.0 datasets 4, 174 1 earlier or rejected value Superseded feb, jun · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 4, 174	Differs from sources
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 4, 178, 460, 918	Sourced
Ecology
Atmospheric humidity	4 / 9 · moderately dry air	4 / 9 · moderately dry air · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Ground humidity	empty	4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-20 TRY 7.0 datasets 178 1 earlier or rejected value Superseded 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Not on the record
Light	8 / 9 · light	8 / 9 · light · TRY Plant Trait Database · Measured · 2 observations · 2026-10-20 TRY 7.0 datasets 178, 489 1 earlier or rejected value Superseded 8 / 9 · light · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 489	Sourced
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 5 observations · 2026-10-20 TRY 7.0 datasets 20, 57, 71, 444 1 earlier or rejected value Superseded None · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 20, 57, 71, 444	Sourced
Ph maximum	pH 8	pH 8 · 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 7.5	pH 7.5 · 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	4 / 9 · rather poor (meso-oligotrophic)	4 / 9 · rather poor (meso-oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-20 TRY 7.0 datasets 178 1 earlier or rejected value Superseded 4 / 9 · rather poor (meso-oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Sourced
Soil salinity	0 / 9 · absent from saline soils	0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 3 observations · 2026-10-20 TRY 7.0 datasets 178, 242, 489 1 earlier or rejected value Superseded 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 178, 242, 489	Sourced
Other
Human usage type	—	ornamental · TRY Plant Trait Database · Reported · 1 observation · 2026-10-20 TRY 7.0 datasets 68 1 earlier or rejected value Superseded ornamental · TRY Plant Trait Database · Reported · 1 observation · 2026-10-09 TRY 7.0 datasets 68	Not on the record
Shade tolerance	—	None · TRY Plant Trait Database · Measured · 6 observations · 2026-10-20 TRY 7.0 datasets 174 1 earlier or rejected value Superseded None · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 174	Not on the record
Soil ph indicator	—	7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-20 TRY 7.0 datasets 178 1 earlier or rejected value Superseded 7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Not on the record
Temperature indicator	—	6 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-20 TRY 7.0 datasets 242 1 earlier or rejected value Superseded 6 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record

Rosa tomentosa Sm., 1800 39% complete

Downy rose

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Data sources