Data sources

Each value Trefle shows for Collomia 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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Sourced11 Differs from sources3 Source not recorded9 Not on the record5 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	Douglas ex Lindl.	No source recorded	Source not recorded
Bibliography	Bot. Reg. 14: t. 1174 (1828)	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	1828	No source recorded	Source not recorded
Descriptive
Common name	California strawflower	No source recorded	Source not recorded
Observations	W. Canada to W. U.S.A.	No source recorded	Source not recorded
Morphology
Average height	40 cm	40 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 25, 251, 882 2 earlier or rejected values Superseded 40 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 25, 251, 882 Superseded 40 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17 TRY 7.0 datasets 25, 251, 882	Sourced
Biological type	therophyte	therophyte · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71 2 earlier or rejected values Superseded therophyte · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71 Superseded therophyte · TRY Plant Trait Database · Measured · 3 observations · 2026-09-17 TRY 7.0 datasets 4, 25, 71	Sourced
Flower color	purple	yellow · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 882 2 earlier or rejected values Superseded yellow · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 882 Superseded yellow · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17 TRY 7.0 datasets 4, 882	Differs from sources
Fruit shape	capsule	capsule · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 4, 882 2 earlier or rejected values Superseded capsule · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 4, 882 Superseded capsule · TRY Plant Trait Database · Measured · 4 observations · 2026-09-17 TRY 7.0 datasets 4, 882	Sourced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	60 cm	60 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 25, 251, 882 2 earlier or rejected values Superseded 60 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 25, 251, 882 Superseded 60 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-09-17 TRY 7.0 datasets 25, 251, 882	Sourced
Sexuality	empty	hermaphrodite · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4 2 earlier or rejected values Superseded hermaphrodite · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4 Superseded hermaphrodite · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 4	Not on the record
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	jun, jul, aug	jun\|jul\|aug · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Differs from sources
Duration	annual	annual · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 882 2 earlier or rejected values Superseded annual · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 882 Superseded annual · TRY Plant Trait Database · Measured · 7 observations · 2026-09-17 TRY 7.0 datasets 4, 25, 882	Sourced
Ecology
Atmospheric humidity	7 / 9 · humid air	7 / 9 · humid air · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Ground humidity	empty	4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Not on the record
Light	7 / 9 · half-light to light	7 / 9 · half-light to light · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Nitrogen fixation	empty	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 71 2 earlier or rejected values Superseded None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 71 Superseded None · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 71	Not on the record
Ph maximum	pH 7.5	pH 7.5 · Earlier Trefle data · Inferred · 2026-10-19 value present before provenance tracking (2022 import), no source recorded derived from a Baseflor soil reaction class by the 2022 import, a class not a measurement	Sourced
Ph minimum	pH 7	pH 7 · Earlier Trefle data · Inferred · 2026-10-19 value present before provenance tracking (2022 import), no source recorded derived from a Baseflor soil reaction class by the 2022 import, a class not a measurement	Sourced
Soil nutriments	7 / 9 · rich (eutrophic)	3 / 9 · poor (oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 3 / 9 · poor (oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 3 / 9 · poor (oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Differs from sources
Soil salinity	0 / 9 · absent from saline soils	0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Sourced
Other
Soil ph indicator	—	7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 7 · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Not on the record
Temperature indicator	—	7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 7 · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Not on the record

Collomia grandiflora Douglas ex Lindl., 1828 37% complete

California strawflower

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Data sources