Data sources

Each value Trefle shows for Ceanothus cordulatus, 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 recorded8 Not on the record10 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	Kellogg	No source recorded	Source not recorded
Bibliography	Proc. Calif. Acad. Sci. 2: 124 (1863)	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	1863	No source recorded	Source not recorded
Descriptive
Common name	Mountain whitethorn	No source recorded	Source not recorded
Observations	Oregon to Mexico (N. Baja California)	No source recorded	Source not recorded
Morphology
Average height	226 cm	225.75 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 28, 92, 708	Differs from sources
Flower color	empty	white · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Foliage color	empty	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Foliage texture	empty	fine · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Fruit color	empty	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Growth rate	empty	Slow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 28, 92	Sourced
Ecology
Nitrogen fixation	High	High · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 92, 444	Sourced
Cultivation
Minimum root depth	empty	51 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Usda legacy
C n ratio	empty	18.2 · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 981	Not on the record
Other
Human usage type	—	nursery_stock · TRY Plant Trait Database · Reported · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Salt tolerance	—	Low · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Shade tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record

Ceanothus cordulatus Kellogg, 1863 12% complete

Mountain whitethorn

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Data sources