Data sources

Each value Trefle shows for Packera plattensis, 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 Source not recorded9 Not on the record2 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	(Nutt.) W.A.Weber & Á.Löve	No source recorded	Source not recorded
Bibliography	Phytologia 49: 48 (1981)	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	1981	No source recorded	Source not recorded
Descriptive
Family common name	Aster family	No source recorded	Source not recorded
Observations	C. & E. Canada to U.S.A.	No source recorded	Source not recorded
Morphology
Average height	39 cm	39 cm · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09 TRY 7.0 datasets 28, 818, 866	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	biennial, perennial	biennial, perennial · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 460, 818	Sourced
Cultivation
Minimum root depth	empty	61 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 818	Not on the record
Usda legacy
C n ratio	empty	22.6 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 412	Not on the record

Packera plattensis (Nutt.) W.A.Weber & Á.Löve, 1981 12% complete

No common name

Data sources

Packera plattensis (Nutt.) W.A.Weber & Á.Löve, 1981 12% complete

No common name

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

Data sources