Data sources

Each value Trefle shows for Carex praecox, 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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Sourced5 Differs from sources2 Source not recorded9 Not on the record8 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	Schreb.	No source recorded	Source not recorded
Bibliography	Spic. Fl. Lips.: 63 (1771)	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	1771	No source recorded	Source not recorded
Descriptive
Common name	Early sedge	No source recorded	Source not recorded
Family common name	Sedge family	No source recorded	Source not recorded
Observations	Europe to SW. Siberia and Mongolia	No source recorded	Source not recorded
Morphology
Average height	17 cm	16.75 cm · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09 TRY 7.0 datasets 25, 116, 164, 500, 818, 898, 918, 926	Differs from sources
Biological type	geophyte	geophyte · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 4, 71, 164, 500, 918	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	empty	nut · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Maximum height	33 cm	32.5 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 25, 116, 164, 500, 818, 898, 918, 926	Differs from sources
Sexuality	empty	monoecious · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 8 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 164, 818, 918	Sourced
Ecology
Ground humidity	empty	4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489	Not on the record
Light	empty	8 / 9 · light · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489	Not on the record
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 71, 445	Sourced
Soil nutriments	empty	4 / 9 · rather poor (meso-oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record
Soil salinity	1 / 9 · barely saline (hyperoligohaline)	1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 242, 489	Sourced
Cultivation
Minimum root depth	51 cm	51 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 818, 898	Sourced
Other
Soil ph indicator	—	6 · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 489	Not on the record
Temperature indicator	—	6 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record

Carex praecox Schreb., 1771 22% complete

Early sedge

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Data sources