Data sources

Each value Trefle shows for Carex heleonastes, 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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Sourced3 Differs from sources1 Source not recorded9 Not on the record7 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	Ehrh. ex L.f.	No source recorded	Source not recorded
Bibliography	Suppl. Pl.: 414 (1782)	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	1782	No source recorded	Source not recorded
Descriptive
Common name	Hudson bay sedge	No source recorded	Source not recorded
Family common name	Sedge family	No source recorded	Source not recorded
Observations	Europe to Russian Far East, W. & C. Canada	No source recorded	Source not recorded
Morphology
Average height	21 cm	21.25 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 164, 918 2 earlier or rejected values Superseded 21.25 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 164, 918 Superseded 21.25 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17 TRY 7.0 datasets 164, 918	Differs from sources
Biological type	hemicryptophyte	hemicryptophyte · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 164, 918 2 earlier or rejected values Superseded hemicryptophyte · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 164, 918 Superseded hemicryptophyte · TRY Plant Trait Database · Measured · 6 observations · 2026-09-17 TRY 7.0 datasets 4, 25, 71, 164, 918	Sourced
Fruit shape	empty	nut · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4 2 earlier or rejected values Superseded nut · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4 Superseded nut · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 4	Not on the record
Maximum height	empty	30 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 164, 918 2 earlier or rejected values Superseded 30 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 164, 918 Superseded 30 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 164, 918	Not on the record
Sexuality	empty	monoecious · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4 2 earlier or rejected values Superseded monoecious · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4 Superseded monoecious · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 4	Not on the record
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 164, 918 2 earlier or rejected values Superseded perennial · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 164, 918 Superseded perennial · TRY Plant Trait Database · Measured · 4 observations · 2026-09-17 TRY 7.0 datasets 4, 25, 164, 918	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 71, 445 2 earlier or rejected values Superseded None · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 71, 445 Superseded None · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17 TRY 7.0 datasets 71, 445	Sourced
Soil nutriments	empty	3 / 9 · poor (oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 3 / 9 · poor (oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 3 / 9 · poor (oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Not on the record
Soil salinity	empty	0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Not on the record
Other
Soil ph indicator	—	4 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 4 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 4 · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Not on the record
Temperature indicator	—	5 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 5 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 5 · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Not on the record

Carex heleonastes Ehrh. ex L.f., 1782 16% complete

Hudson bay sedge

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Data sources