Data sources

Each value Trefle shows for Quercus incana, 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 Source not recorded7 Not on the record2 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	W.Bartram	No source recorded	Source not recorded
Bibliography	Travels Carolina: 378, 403 (1791)	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	1791	No source recorded	Source not recorded
Descriptive
Observations	SE. U.S.A. to Oklahoma and Texas	No source recorded	Source not recorded
Morphology
Average height	295 cm	295 cm · TRY Plant Trait Database · Measured · 26 observations · 2026-10-09 TRY 7.0 datasets 20, 54, 68, 184, 873	Sourced
Maximum height	1525 cm	1525 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 20, 54, 68, 184, 873	Sourced
Phenology
Duration	empty	perennial · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 759	Not on the record
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 20, 57, 444	Sourced
Usda legacy
C n ratio	empty	33.9 · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 981	Not on the record

Quercus incana W.Bartram, 1791 10% complete

No common name

Data sources

Quercus incana W.Bartram, 1791 10% complete

No common name

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

Data sources