Data sources

Each value Trefle shows for Ilex decidua, 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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Sourced4 Source not recorded15 Not on the record8 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	Walter	No source recorded	Source not recorded
Bibliography	Fl. Carol.: 241 (1788)	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	1788	No source recorded	Source not recorded
Descriptive
Common name	Possom-haw holly	No source recorded	Source not recorded
Observations	C. & SE. U.S.A. to NE. Mexico	No source recorded	Source not recorded
Morphology
Average height	495 cm	495 cm · TRY Plant Trait Database · Measured · 84 observations · 2026-10-09 TRY 7.0 datasets 28, 54, 68, 92, 873	Sourced
Flower color	empty	yellow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Flower conspicuous	false	No source recorded	Source not recorded
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	medium	medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit color	empty	red · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Fruit conspicuous	true	No source recorded	Source not recorded
Growth form	Multiple Stem	No source recorded	Source not recorded
Growth habit	Tree, Shrub	No source recorded	Source not recorded
Growth rate	Rapid	Rapid · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Maximum height	empty	1280 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 28, 54, 68, 92, 873	Not on the record
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 28, 92	Sourced
Ecology
Ph maximum	pH 6.5	No source recorded	Source not recorded
Ph minimum	pH 3.5	No source recorded	Source not recorded
Cultivation
Minimum root depth	empty	30 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Other
Human usage type	—	coppice_potential, nursery_stock, ornamental · 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

Ilex decidua Walter, 1788 29% complete

Possom-haw holly

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

Data sources