Data sources

Each value Trefle shows for Quercus rotundifolia, 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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Sourced8 Differs from sources2 Source not recorded9 Not on the record2 Sources: TRY Plant Trait Database, Flora iberica, Trees and Shrubs Online, Plants For A Future

Field	Shown	What the sources say
Core
Author	Lam.	No source recorded	Source not recorded
Bibliography	Encycl. 1: 723 (1785)	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	1785	No source recorded	Source not recorded
Descriptive
Common name	Evergreen oak	No source recorded	Source not recorded
Observations	W. Medit.	No source recorded	Source not recorded
Morphology
Average height	510 cm	510 cm · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 474	Sourced
Edible part	seeds	seeds · Trees and Shrubs Online · Reported · 2026-09-04	Sourced
Leaf retention	true	true · Flora iberica · Reported · 2026-09-04	Sourced
Ligneous type	tree	tree · Flora iberica · Reported · 2026-09-04	Sourced
Maximum height	1500 cm	1500 cm · Flora iberica · Reported · 2026-09-04	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	mar, apr, may	mar\|apr\|may · Flora iberica · Reported · 2026-09-04	Differs from sources
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 460, 818	Sourced
Fruit months	oct, nov	oct\|nov · Flora iberica · Reported · 2026-09-04	Differs from sources
Ecology
Minimum temperature	-15 °C	-15 °C · Plants For A Future · Reported · 2026-09-04	Sourced
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 20, 57, 110, 822	Sourced
Cultivation
Minimum root depth	empty	1300 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 432	Not on the record
Other
Human usage type	—	ornamental, timber · TRY Plant Trait Database · Reported · 1 observation · 2026-10-09 TRY 7.0 datasets 68	Not on the record

Quercus rotundifolia Lam., 1785 29% complete

Evergreen oak

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Data sources