Data sources

Each value Trefle shows for Erysimum rhaeticum, 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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Sourced5 Differs from sources1 Source not recorded15 Not on the record3 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	(Schleich. ex Hornem.) DC.	No source recorded	Source not recorded
Bibliography	Syst. Nat. 2: 503 (1821)	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	1821	No source recorded	Source not recorded
Descriptive
Common name	Swiss treacle-mustard	No source recorded	Source not recorded
Observations	Alps to NW. Italy	No source recorded	Source not recorded
Morphology
Average height	56 cm	56 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 164, 175, 729	Sourced
Biological type	hemicryptophyte	hemicryptophyte · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 164, 175	Sourced
Flower color	yellow	No source recorded	Source not recorded
Maximum height	60 cm	60 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 164, 175, 729	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	may, jun, jul, aug	No source recorded	Source not recorded
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 164, 175	Sourced
Ecology
Atmospheric humidity	7 / 9 · humid air	No source recorded	Source not recorded
Ground humidity	empty	4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record
Light	9 / 9 · full sun	No source recorded	Source not recorded
Ph maximum	pH 7	No source recorded	Source not recorded
Ph minimum	pH 6.5	No source recorded	Source not recorded
Soil nutriments	4 / 9 · rather poor (meso-oligotrophic)	2 / 9 · very poor (peroligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Differs from sources
Soil salinity	0 / 9 · absent from saline soils	0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Sourced
Other
Soil ph indicator	—	4 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record
Temperature indicator	—	4 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record

Erysimum rhaeticum (Schleich. ex Hornem.) DC., 1821 33% complete

Swiss treacle-mustard

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Data sources