Data sources

Each value Trefle shows for Tridens flavus, 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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Sourced10 Differs from sources1 Source not recorded10 Not on the record9 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	(L.) Hitchc.	No source recorded	Source not recorded
Bibliography	Rhodora 8: 210 (1906)	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	1906	No source recorded	Source not recorded
Descriptive
Common name	Redtop	No source recorded	Source not recorded
Observations	C. & E. U.S.A. to NE. Mexico	No source recorded	Source not recorded
Morphology
Average height	76 cm	76.2 cm · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 66, 92, 866	Differs from sources
Flower color	empty	yellow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Flower conspicuous	false	No source recorded	Source not recorded
Foliage color	empty	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Foliage texture	medium	medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit color	empty	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Fruit conspicuous	true	true · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Growth form	Bunch	Bunch · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Growth habit	Graminoid	Graminoid · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Growth rate	Moderate	Moderate · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	jul	jul · TRY Plant Trait Database · Measured · 54 observations · 2026-10-09 TRY 7.0 datasets 66, 163, 415	Sourced
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 66, 92, 110	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 66, 110, 444	Sourced
Ph maximum	pH 6.5	pH 6.5 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Ph minimum	pH 4.5	pH 4.5 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Cultivation
Minimum root depth	empty	25 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Usda legacy
C n ratio	empty	36.5 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 412	Not on the record
Other
Human usage type	—	fodder · TRY Plant Trait Database · Reported · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Propagation method	—	seed · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Salt tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Shade tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record

Tridens flavus (L.) Hitchc., 1906 33% complete

Redtop

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Data sources