Data sources

Each value Trefle shows for Floerkea proserpinacoides, 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 Differs from sources1 Source not recorded9 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	Willd.	No source recorded	Source not recorded
Bibliography	Neue Schriften Ges. Naturf. Freunde Berlin 3: 449 (1801)	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	1801	No source recorded	Source not recorded
Descriptive
Common name	False mermaid	No source recorded	Source not recorded
Observations	S. Canada to U.S.A.	No source recorded	Source not recorded
Morphology
Average height	21 cm	20.5 cm · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 28, 925	Differs from sources
Biological type	therophyte	therophyte · TRY Plant Trait Database · Measured · 67 observations · 2026-10-09 TRY 7.0 datasets 925	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
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	annual	annual · TRY Plant Trait Database · Measured · 70 observations · 2026-10-09 TRY 7.0 datasets 28, 110, 460, 925	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 110, 444	Sourced

Floerkea proserpinacoides Willd., 1801 18% complete

False mermaid

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

Data sources