⚠ Version 1.1 of The Plant List has been superseded and should no longer be used.

The new version is available at http://www.worldfloraonline.org/tpl/gcc-39190. The new version is enhanced, using more data sources including Taxonomic Expert Networks and will be more frequently updated.

Helianthus nuttallii subsp. rydbergii (Britton) R.W.Long is an accepted name

This name is the accepted name of an infraspecific taxon* of the species Helianthus nuttallii Torr. & A.Gray in the genus Helianthus (family Compositae).

* The Plant List does not attempt to include all infraspecific taxa

The record derives from TICA (data supplied on 2012-02-11 ) which reports it as an accepted name (record D079F182-9463-490B-9D0C-48B3306A0CB6) with original publication details: Brittonia 18: 77 77 1966.

Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:119197-2.

Synonyms:

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

Name	Status	Confi­dence level	Source	Date supplied
Helianthus nuttallii var. rydbergii (Britton) B.Boivin	Synonym		TICA	2012-02-11
Helianthus rydbergii Britton	Synonym		TICA	2012-02-11

The species Helianthus nuttallii Torr. & A.Gray has a further 7 synonyms.

Earlier versions

This name was in version 1 of The Plant List, record gcc-39190, and has not been changed.