Data sources

Each value Trefle shows for Psilostrophe tagetina, 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 Differs from sources1 Source not recorded10 Not on the record1 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	(Nutt.) Greene	No source recorded	Source not recorded
Bibliography	Pittonia 2(10): 176 (1891)	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	1891	No source recorded	Source not recorded
Descriptive
Common name	Marigold paper-flower	No source recorded	Source not recorded
Family common name	Aster family	No source recorded	Source not recorded
Observations	Arizona to Utah and Mexico (Chihuahua, Coahuila, Sonora)	No source recorded	Source not recorded
Morphology
Average height	30 cm	29.5 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 251, 818	Differs from sources
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
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 432, 818	Sourced
Cultivation
Minimum root depth	empty	176 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 432	Not on the record

Psilostrophe tagetina (Nutt.) Greene, 1891 16% complete

Marigold paper-flower

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

Data sources