Data sources

Each value Trefle shows for Xanthium ambrosioides, 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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Sourced7 Source not recorded2 Not on the record2 Sources: TRY Plant Trait Database, POWO / WCVP (Kew), Merged from a synonym record

Field	Shown	What the sources say
Core
Author	Hook. & Arn.	Hook. & Arn. · POWO / WCVP (Kew) · Reported · 2026-10-09	Sourced
Bibliography	J. Bot. (Hooker) 3: 310	J. Bot. (Hooker) 3: 310 · POWO / WCVP (Kew) · Reported · 2026-10-09	Sourced
Rank	species	No source recorded	Source not recorded
Status	accepted	accepted · POWO / WCVP (Kew) · Reported · 2026-10-09	Sourced
Year	1841	1841 · POWO / WCVP (Kew) · Reported · 2026-10-09	Sourced
Descriptive
Family common name	Aster family	No source recorded	Source not recorded
Morphology
Fruit shape	achene	achene · TRY Plant Trait Database · Measured · 2 observations · 2026-10-10 TRY 7.0 datasets 882	Sourced
Maximum height	empty	100 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-10 TRY 7.0 datasets 882	Not on the record
Vegetable	false	false · Merged from a synonym record (Xanthium spinosum var. ambrosioides) · Reported · 2026-10-11	Sourced
Phenology
Duration	annual	annual · TRY Plant Trait Database · Measured · 4 observations · 2026-10-10 TRY 7.0 datasets 460, 882	Sourced
Ecology
Nitrogen fixation	empty	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-10 TRY 7.0 datasets 71	Not on the record

Xanthium ambrosioides Hook. & Arn., 1841 8% complete

No common name

Data sources

Xanthium ambrosioides Hook. & Arn., 1841 8% complete

No common name

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

Data sources