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
Synonyms
Distribution
- Native
- Introduced
- Ephemeral
- Excluded
- Extirpated
- Doubtful
- Absent
View map as a SVG file.
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