Data sources

Each value Trefle shows for Epilobium brachycarpum, 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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Sourced5 Source not recorded9 Not on the record4 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	C.Presl	No source recorded	Source not recorded
Bibliography	Reliq. haenk. 2:30. 1831	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	1831	No source recorded	Source not recorded
Descriptive
Common name	Tall annual willowherb	No source recorded	Source not recorded
Observations	Canada to W. & C. U.S.A. and Mexico	No source recorded	Source not recorded
Morphology
Average height	29 cm	29 cm · TRY Plant Trait Database · Measured · 9 observations · 2026-10-09 TRY 7.0 datasets 193	Sourced
Flower color	magenta	magenta · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4	Sourced
Fruit shape	empty	capsule · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Growth habit	Forb/herb	Forb/herb · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Sexuality	empty	hermaphrodite · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	annual	annual · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 193, 818	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 71, 193, 444, 445	Sourced
Cultivation
Minimum root depth	empty	25 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 818	Not on the record
Usda legacy
C n ratio	empty	15.7 · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 193, 412	Not on the record

Epilobium brachycarpum C.Presl, 1831 18% complete

Tall annual willowherb

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

Data sources