The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

You should refer instead to the current version of The Plant List.

Results

4 plant name records match your search criteria Helianthus rigidus. The results are below.

  • Genus Helianthus contains no accepted names.

The results can also be downloaded as a CSV file.

See "Status", "Confidence level", "Source" for definitions.

Name Status Confi­dence level Source
Helianthus rigidus (Cass.) Desf. Synonym M TICA
Helianthus rigidus subsp. laetiflorus (Rydb.) Heiser Synonym L TICA
Helianthus rigidus var. subrhomboideus (Rydb.) Cronquist Synonym L TICA
Helianthus rigidus subsp. subrhomboideus (Rydb.) Heiser Synonym L TICA