Data sources

Each value Trefle shows for Carex bigelowii, 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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Sourced14 Differs from sources1 Source not recorded16 Not on the record8 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	Torr. ex Schwein.	No source recorded	Source not recorded
Bibliography	Ann. Lyceum Nat. Hist. New York 1: 67 (1824)	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	1824	No source recorded	Source not recorded
Descriptive
Common name	Stiff sedge	No source recorded	Source not recorded
Family common name	Sedge family	No source recorded	Source not recorded
Observations	Subarctic to N. U.S.A., Himalaya	No source recorded	Source not recorded
Morphology
Average height	12 cm	11.9 cm · TRY Plant Trait Database · Measured · 176 observations · 2026-10-09 TRY 7.0 datasets 25, 45, 73, 92, 174, 178, 468, 500, 557, 918	Differs from sources
Biological type	hemicryptophyte	hemicryptophyte · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 4, 174, 178, 500, 918	Sourced
Flower color	green	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Flower conspicuous	false	No source recorded	Source not recorded
Foliage color	green	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Foliage texture	medium	medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit color	brown	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit conspicuous	false	No source recorded	Source not recorded
Fruit shape	empty	nut · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Growth form	Stoloniferous	No source recorded	Source not recorded
Growth habit	Graminoid	No source recorded	Source not recorded
Growth rate	Moderate	Moderate · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Maximum height	25 cm	25 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 25, 45, 73, 92, 174, 178, 468, 500, 557, 918	Sourced
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	feb, jun, jul	feb, jun, jul · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 4, 45, 174	Sourced
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 92, 110, 178, 918	Sourced
Ecology
Ground humidity	6 / 12 · moist (meso-hygrophilous)	6 / 12 · moist (meso-hygrophilous) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 489	Sourced
Light	8 / 9 · light	8 / 9 · light · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 489	Sourced
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 43 observations · 2026-10-09 TRY 7.0 datasets 20, 57, 71, 73, 89, 94, 110, 130, 444, 445, 822	Sourced
Ph maximum	pH 6.4	No source recorded	Source not recorded
Ph minimum	pH 4.8	No source recorded	Source not recorded
Soil nutriments	empty	2 / 9 · very poor (peroligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Not on the record
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, 489	Sourced
Cultivation
Minimum root depth	38 cm	38 cm · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09 TRY 7.0 datasets 73, 92, 468	Sourced
Usda legacy
C n ratio	empty	22.2 · TRY Plant Trait Database · Measured · 13 observations · 2026-10-09 TRY 7.0 datasets 412, 468, 947	Not on the record
Other
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 · 3 observations · 2026-10-09 TRY 7.0 datasets 92, 174	Not on the record
Soil ph indicator	—	2 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Not on the record
Temperature indicator	—	2 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489	Not on the record

Carex bigelowii Torr. ex Schwein., 1824 54% complete

Stiff sedge

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Data sources