Data sources

Each value Trefle shows for Carex houghtoniana, 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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Sourced2 Differs from sources1 Source not recorded9 Not on the record1 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	Torr. ex Dewey	No source recorded	Source not recorded
Bibliography	Amer. J. Sci. Arts 30: 63 (1836)	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	1836	No source recorded	Source not recorded
Descriptive
Family common name	Sedge family	No source recorded	Source not recorded
Observations	C. & E. Canada to NC. & NE. U.S.A.	No source recorded	Source not recorded
Morphology
Average height	60 cm	59.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 66, 335	Differs from sources
Growth habit	Graminoid	Graminoid · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 432, 818	Sourced
Cultivation
Minimum root depth	empty	7 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 818	Not on the record

Carex houghtoniana Torr. ex Dewey, 1836 12% complete

No common name

Data sources

Carex houghtoniana Torr. ex Dewey, 1836 12% complete

No common name

.fa-secondary{opacity:.4} Data sources

Data sources