Data sources

Each value Trefle shows for Valeriana californica, 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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Sourced1 Source not recorded9 Not on the record2 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	A.Heller	No source recorded	Source not recorded
Bibliography	Muhlenbergia 1: 60 (1904)	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	1904	No source recorded	Source not recorded
Descriptive
Common name	California valerian	No source recorded	Source not recorded
Observations	S. Oregon to N. & C. California and NW. Nevada	No source recorded	Source not recorded
Morphology
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 365	Not on the record
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	empty	perennial · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 460	Not on the record

Valeriana californica A.Heller, 1904 10% complete

California valerian

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

Data sources