Verbena hastata L., 1753 16% complete

American blue vervain

Sp. Pl.: 20 (1753)

Data sources

Each value Trefle shows for Verbena hastata, 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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Sourced3 Differs from sources1 Source not recorded9 Not on the record2 Sources: TRY Plant Trait Database, Earlier Trefle data
Field Shown What the sources say
Core
Author L. No source recorded
Source not recorded
Bibliography Sp. Pl.: 20 (1753) 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 1753 No source recorded
Source not recorded
Descriptive
Common name American blue vervain No source recorded
Source not recorded
Observations Canada to U.S.A. No source recorded
Source not recorded
Morphology
Average height 105 cm
  • 104.9 cm · TRY Plant Trait Database · Measured · 47 observations · 2026-10-09
    TRY 7.0 datasets 28, 50, 66, 335, 866, 925
Differs from sources
Biological type hemicryptophyte 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
Vegetable false No source recorded
Source not recorded
Phenology
Duration biennial, perennial
  • biennial, perennial · TRY Plant Trait Database · Measured · 211 observations · 2026-10-09
    TRY 7.0 datasets 28, 925
Sourced
Ecology
Nitrogen fixation empty Not on the record
Usda legacy
C n ratio empty Not on the record