Data sources

Each value Trefle shows for Ranunculus pygmaeus, 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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Sourced3 Differs from sources1 Source not recorded9 Not on the record3 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	Wahlenb.	No source recorded	Source not recorded
Bibliography	Fl. Lapp.: 157 (1812)	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	1812	No source recorded	Source not recorded
Descriptive
Common name	Pygmy buttercup	No source recorded	Source not recorded
Observations	Subarctic Eurasia, European Mts., C. Japan (Mt. Shirouma), Subarctic America to N. Utah	No source recorded	Source not recorded
Morphology
Average height	4 cm	4.3 cm · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 164, 468	Differs from sources
Biological type	empty	hemicryptophyte · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 164	Not on the record
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	empty	5 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 164, 468	Not on the record
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	jul	jul · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 45	Sourced
Duration	empty	perennial · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 164	Not on the record
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 67, 444, 445	Sourced

Ranunculus pygmaeus Wahlenb., 1812 16% complete

Pygmy buttercup

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

Data sources