Data sources

Each value Trefle shows for Corylus cornuta, 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 Source not recorded8 Not on the record10 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	Marshall	No source recorded	Source not recorded
Bibliography	Arbust. Amer.: 37 (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	Beaked filbert	No source recorded	Source not recorded
Observations	Canada to U.S.A.	No source recorded	Source not recorded
Morphology
Average height	267 cm	267 cm · TRY Plant Trait Database · Measured · 59 observations · 2026-10-09 TRY 7.0 datasets 28, 68, 92, 592, 873, 909, 925	Sourced
Biological type	hemicryptophyte	hemicryptophyte · TRY Plant Trait Database · Measured · 198 observations · 2026-10-09 TRY 7.0 datasets 925	Sourced
Flower color	empty	yellow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Foliage color	empty	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Foliage texture	empty	coarse · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Fruit color	empty	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Growth rate	empty	Moderate · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Maximum height	empty	800 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 28, 68, 92, 592, 873, 909, 925	Not on the record
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 202 observations · 2026-10-09 TRY 7.0 datasets 28, 92, 818, 925	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 57, 444	Sourced
Cultivation
Minimum root depth	24 cm	24 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 92, 432	Sourced
Usda legacy
C n ratio	empty	21.7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 981	Not on the record
Other
Human usage type	—	medical, nursery_stock · TRY Plant Trait Database · Reported · 1 observation · 2026-10-09 TRY 7.0 datasets 68, 92	Not on the record
Salt tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Shade tolerance	—	Deep · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record

Corylus cornuta Marshall, 1785 16% complete

Beaked filbert

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

Data sources