Data sources

Each value Trefle shows for Urtica pilulifera, 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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Sourced4 Source not recorded16 Not on the record5 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	L.	No source recorded	Source not recorded
Bibliography	Sp. Pl.: 983 (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	Roman nettle	No source recorded	Source not recorded
Observations	Medit. to W. Pakistan and Arabian Pen.	No source recorded	Source not recorded
Morphology
Average height	60 cm	60 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 25, 500, 918	Sourced
Biological type	therophyte	therophyte · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 4, 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	empty	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 · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Maximum height	empty	90 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 25, 500, 918	Not on the record
Sexuality	empty	monoecious · 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	apr, may, jun, jul, aug, sep, oct	No source recorded	Source not recorded
Duration	annual	annual · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 4, 460, 918	Sourced
Ecology
Atmospheric humidity	4 / 9 · moderately dry air	No source recorded	Source not recorded
Light	8 / 9 · light	No source recorded	Source not recorded
Nitrogen fixation	empty	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 71	Not on the record
Ph maximum	pH 8	No source recorded	Source not recorded
Ph minimum	pH 7.5	No source recorded	Source not recorded
Soil nutriments	8 / 9 · very rich (pereutrophic)	No source recorded	Source not recorded
Soil salinity	0 / 9 · absent from saline soils	No source recorded	Source not recorded

Urtica pilulifera L., 1753 31% complete

Roman nettle

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Data sources