Data sources

Each value Trefle shows for Ambrosia hispida, 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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Sourced2 Source not recorded9 Not on the record5 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	Pursh	No source recorded	Source not recorded
Bibliography	: 743	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
Descriptive
Common name	Coastal ragweed	No source recorded	Source not recorded
Family common name	Aster family	No source recorded	Source not recorded
Observations	Florida to Caribbean, S. Mexico to Honduras, Guyana	No source recorded	Source not recorded
Morphology
Average height	28 cm	28 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 251, 429	Sourced
Biological type	empty	therophyte · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 350	Not on the record
Flower color	empty	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-20 TRY 7.0 datasets 350 1 earlier or rejected value Superseded green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 350	Not on the record
Growth habit	Subshrub, Forb/herb	Subshrub, Forb/herb · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Inflorescence type	empty	panicle · TRY Plant Trait Database · Measured · 1 observation · 2026-10-20 TRY 7.0 datasets 350 1 earlier or rejected value Superseded panicle · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 350	Not on the record
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	empty	perennial · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 460	Not on the record
Ecology
Nitrogen fixation	empty	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-20 TRY 7.0 datasets 71 1 earlier or rejected value Superseded None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 71	Not on the record

Ambrosia hispida Pursh 14% complete

Coastal ragweed

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

Data sources