Helianthus nuttallii subsp. rydbergii (Britton) R.W. Long

Helianthus nuttallii subsp. rydbergii (Britton) R.W. Long is an accepted subspecies name sensu FNA Ed. Comm., 2006c.

Vernacular names

hélianthe de Rydberg Favreau

Rydberg's sunflower FNA Ed. Comm., 2006c

Synonyms

Helianthus rydbergii Britton FNA Ed. Comm., 2006c

Distribution

Native
Introduced
Ephemeral
Excluded
Extirpated
Doubtful
Absent

Distribution: Helianthus nuttallii subsp. rydbergii (Britton) R.W. Long

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Classification

Class	Equisetopsida
Subclass	Magnoliidae
Superorder	Asteranae
Order	Asterales
Family	Asteraceae
Subfamily	Asteroideae
Tribe	Heliantheae
Genus	Helianthus
Species	Helianthus nuttallii
Subspecies	Helianthus nuttallii subsp. rydbergii

Habit

Herb