Data sources

Each value Trefle shows for Hymenoxys richardsonii, 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 Source not recorded11 Not on the record1 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	(Hook.) Cockerell	No source recorded	Source not recorded
Bibliography	Bull. Torrey Bot. Club 31: 468 (1904)	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	1904	No source recorded	Source not recorded
Descriptive
Common name	Pingue rubberweed	No source recorded	Source not recorded
Family common name	Aster family	No source recorded	Source not recorded
Observations	WC. Canada to NW. & NC. U.S.A.	No source recorded	Source not recorded
Morphology
Average height	22 cm	22 cm · TRY Plant Trait Database · Measured · 13 observations · 2026-10-09 TRY 7.0 datasets 193, 818	Sourced
Growth habit	Subshrub, Forb/herb	No source recorded	Source not recorded
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 193, 818	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 193, 444	Sourced
Cultivation
Minimum root depth	24 cm	24 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 818	Sourced
Usda legacy
C n ratio	empty	28.5 · TRY Plant Trait Database · Measured · 8 observations · 2026-10-09 TRY 7.0 datasets 193, 412	Not on the record

Hymenoxys richardsonii (Hook.) Cockerell, 1904 20% complete

Pingue rubberweed

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

Data sources