Data sources

Each value Trefle shows for Epilobium leptophyllum, 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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Sourced6 Differs from sources1 Source not recorded15 Not on the record3 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	Raf.	No source recorded	Source not recorded
Bibliography	Précis Découv. Somiol.: 41 (1814)	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	1814	No source recorded	Source not recorded
Descriptive
Common name	Bog willowherb	No source recorded	Source not recorded
Observations	Alaska to U.S.A.	No source recorded	Source not recorded
Morphology
Average height	64 cm	63.5 cm · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 28, 92, 335	Differs from sources
Flower color	red	red · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Flower conspicuous	true	No source recorded	Source not recorded
Foliage color	green	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Foliage texture	medium	medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit color	brown	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit conspicuous	false	No source recorded	Source not recorded
Growth form	Single Stem	No source recorded	Source not recorded
Growth habit	Forb/herb	No source recorded	Source not recorded
Growth rate	Slow	Slow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	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 28, 92	Sourced
Ecology
Ph maximum	pH 6.5	No source recorded	Source not recorded
Ph minimum	pH 4	No source recorded	Source not recorded
Cultivation
Minimum root depth	empty	25 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Other
Salt tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Shade tolerance	—	Intermediate · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record

Epilobium leptophyllum Raf., 1814 35% complete

Bog willowherb

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Data sources