Silphium simpsonii Greene, 1899 6% complete

No common name

Pittonia 4: 44

Data sources

Each value Trefle shows for Silphium simpsonii, 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 Source not recorded2 Sources: POWO / WCVP (Kew), Merged from a synonym record
Field Shown What the sources say
Core
Author Greene
1 earlier or rejected value
Sourced
Bibliography Pittonia 4: 44 Sourced
Rank species No source recorded
Source not recorded
Status accepted Sourced
Year 1899 Sourced
Descriptive
Family common name Aster family No source recorded
Source not recorded
Observations SE. U.S.A.
  • SE. U.S.A. · Merged from a synonym record (Silphium asteriscus var. simpsonii) · Reported · 2026-10-11
Sourced
Morphology
Vegetable false
  • false · Merged from a synonym record (Silphium asteriscus var. simpsonii) · Reported · 2026-10-11
Sourced