Data sources

Each value Trefle shows for Coreopsis grandiflora, 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 recorded10 Not on the record2 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	Hogg ex Sweet	No source recorded	Source not recorded
Bibliography	Brit. Fl. Gard. 2: t. 175 (1826)	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	1826	No source recorded	Source not recorded
Descriptive
Common name	Large-flower tickseed	No source recorded	Source not recorded
Family common name	Aster family	No source recorded	Source not recorded
Observations	E. Canada to U.S.A.	No source recorded	Source not recorded
Morphology
Average height	empty	60 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 882, 918	Not on the record
Biological type	hemicryptophyte	hemicryptophyte · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 918	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
Maximum height	empty	60 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 882, 918	Not on the record
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 882, 918	Sourced

Coreopsis grandiflora Hogg ex Sweet, 1826 16% complete

Large-flower tickseed

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

Data sources