Data sources

Each value Trefle shows for Lepidium ruderale, 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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Sourced9 Differs from sources1 Source not recorded8 Not on the record8 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	L.	No source recorded	Source not recorded
Bibliography	Sp. Pl.: 645 (1753)	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	1753	No source recorded	Source not recorded
Descriptive
Common name	Narrow-leaf pepperwort	No source recorded	Source not recorded
Observations	Temp. Eurasia	No source recorded	Source not recorded
Morphology
Average height	20 cm	20 cm · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 25, 116, 164, 174, 178, 500	Sourced
Biological type	therophyte	therophyte · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 164, 174, 178, 500, 918	Sourced
Flower color	green	green · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4	Sourced
Foliage texture	medium	medium · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 71	Sourced
Fruit shape	empty	silique · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Maximum height	28 cm	27.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 25, 116, 164, 174, 178, 500	Differs from sources
Sexuality	empty	hermaphrodite · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Phenology
Bloom months	may	may · TRY Plant Trait Database · Measured · 2 observations · 2026-10-20 TRY 7.0 datasets 4, 174 1 earlier or rejected value Superseded jan, may · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 174	Sourced
Duration	annual, biennial	annual, biennial · TRY Plant Trait Database · Measured · 9 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 110, 164, 178, 918	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 178	Not on the record
Light	empty	9 / 9 · full sun · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Not on the record
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 20, 57, 71, 444, 445	Sourced
Soil nutriments	7 / 9 · rich (eutrophic)	7 / 9 · rich (eutrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 242	Sourced
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 178, 242	Sourced
Other
Propagation method	—	seed · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 174	Not on the record
Shade tolerance	—	None · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 174	Not on the record
Soil ph indicator	—	7 · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 489	Not on the record
Temperature indicator	—	6 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record

Lepidium ruderale L., 1753 27% complete

Narrow-leaf pepperwort

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

Data sources