The Plant List — A working list for all plant species

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6 plant name records match your search criteria Helianthus occidentalis. The results are below.

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

Name	Status	Confi­dence level	Source	Date supplied
Helianthus occidentalis Riddell	Accepted		TICA	2012-02-11
Helianthus occidentalis var. dowellianus (M.A.Curtis) Torr. & A.Gray	Synonym		TICA	2012-02-11
Helianthus occidentalis var. occidentalis	Synonym		TICA	2012-02-11
Helianthus occidentalis subsp. occidentalis	Synonym		TICA	2012-02-11
Helianthus occidentalis var. plantagineus Torr. & A.Gray	Synonym		TICA	2012-02-11
Helianthus occidentalis subsp. plantagineus (Torr. & A.Gray) Shinners	Accepted		TICA	2012-02-11