Data sources

Each value Trefle shows for Flaveria trinervia, 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 recorded10 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	(Spreng.) C.Mohr	No source recorded	Source not recorded
Bibliography	Contr. U.S. Natl. Herb. 6: 810 (1901)	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	1901	No source recorded	Source not recorded
Descriptive
Common name	Clustered yellowtops	No source recorded	Source not recorded
Family common name	Aster family	No source recorded	Source not recorded
Observations	Trop. & Subtrop. America	No source recorded	Source not recorded
Morphology
Flower color	orange, yellow	orange, yellow · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 882	Sourced
Fruit color	black	black · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 882	Sourced
Fruit shape	achene	achene · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 882	Sourced
Growth habit	Forb/herb	Forb/herb · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Maximum height	80 cm	80 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 882	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	annual	annual · TRY Plant Trait Database · Measured · 9 observations · 2026-10-09 TRY 7.0 datasets 110, 460, 882	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 110, 444, 882	Sourced

Flaveria trinervia (Spreng.) C.Mohr, 1901 25% complete

Clustered yellowtops

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

Data sources