Data sources

Each value Trefle shows for Trifolium arvense, 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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Sourced13 Differs from sources1 Source not recorded9 Not on the record7 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	L.	No source recorded	Source not recorded
Bibliography	Sp. Pl.: 769 (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	Stone clover	No source recorded	Source not recorded
Observations	Macaronesia, Europe to C. Asia and Iran, N. Africa to NE. Trop. Africa	No source recorded	Source not recorded
Morphology
Average height	17 cm	16.6 cm · TRY Plant Trait Database · Measured · 133 observations · 2026-10-09 TRY 7.0 datasets 25, 45, 86, 115, 164, 175, 178, 270, 299, 468, 520, 569, 598, 654, 818, 882, 897, 918, 926	Differs from sources
Biological type	therophyte	therophyte · TRY Plant Trait Database · Measured · 14 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 164, 174, 175, 178, 203, 500, 833, 918	Sourced
Flower color	white	white · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 4, 882	Sourced
Foliage texture	empty	coarse · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Fruit shape	legume	legume · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 4, 882	Sourced
Growth habit	Forb/herb	Forb/herb · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Maximum height	30 cm	30 cm · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 25, 45, 86, 115, 164, 175, 178, 270, 299, 468, 520, 569, 598, 654, 818, 882, 897, 918, 926	Sourced
Sexuality	empty	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	mar, apr, may, jun, jul	mar, apr, may, jun, jul · TRY Plant Trait Database · Measured · 11 observations · 2026-10-20 TRY 7.0 datasets 4, 45, 115, 174, 203, 833 1 earlier or rejected value Superseded feb, mar, apr, may, jun, jul · TRY Plant Trait Database · Measured · 11 observations · 2026-10-09 TRY 7.0 datasets 4, 45, 115, 174, 203, 833	Sourced
Duration	annual, biennial	annual, biennial · TRY Plant Trait Database · Measured · 28 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 28, 71, 86, 164, 175, 178, 203, 299, 818, 882, 918	Sourced
Ecology
Ground humidity	3 / 12 · rather dry (xerophilous)	3 / 12 · rather dry (xerophilous) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 203	Sourced
Light	9 / 9 · full sun	9 / 9 · full sun · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 489	Sourced
Nitrogen fixation	High	High · TRY Plant Trait Database · Measured · 13 observations · 2026-10-09 TRY 7.0 datasets 71, 444, 445, 598, 882	Sourced
Soil nutriments	2 / 9 · very poor (peroligotrophic)	2 / 9 · very poor (peroligotrophic) · 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 242, 489	Sourced
Cultivation
Minimum root depth	44 cm	44 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 818	Sourced
Usda legacy
C n ratio	empty	19.1 · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 228, 412	Not on the record
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 · 5 observations · 2026-10-09 TRY 7.0 datasets 174	Not on the record
Soil ph indicator	—	5 · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 178, 203, 242, 489	Not on the record
Temperature indicator	—	6 · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 203, 242	Not on the record

Trifolium arvense L., 1753 37% complete

Stone clover

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Data sources