Classification
Plantae [kingdom]Angiospermophyta [phylum]
Magnoliopsida [class]
Magnoliidae [subclass]
Asteriflorae [superorder]
Asterales [order]
Asteraceae [family]
Asteroideae [subfamily]
Heliantheae [tribe]
Helianthus [genus]
Helianthus annuus [species]