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Helianthus hirsutus Raf.

Stiffhair sunflower, hairy sunflower

KingdomPlantaePlants, but not fungi, lichens, or algae
SubkingdomTracheobiontaVascular plants—plants with a “circulatory system” for delivering water and nutrients
DivisionMagnoliophytaFlowering plants, also known as angiosperms
ClassMagnoliopsidaDicotyledons—plants with two initial seed leaves
SubclassAsteridaeA large class that encompasses asters
OrderAsteralesFlowering plants with a central disk flower and surrounding petals, like daisies
FamilyAsteraceaeThe aster family, which also includes daisies and sunflowers; from the Greek ἀστήρ, “star,” for the star-shaped flowers
GenusHelianthusFrom Greek helios, “sun,” and anthos, “flower,” because it was believed that sunflowers turn to follow the sun
SpecieshirsutusCovered with hair

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Helianthus hirsutus Raf. var. stenophyllus Torr. & A. Gray

Helianthus hirsutus Raf. var. trachyphyllus Torr. & A. Gray

Helianthus stenophyllus (Torr. & A. Gray) E.E. Watson


Helianthus hirsutus description by Thomas H. Kent, last updated 25 May 2020.

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Helianthus hirsutus (stiffhair sunflower, hairy sunflower)

11/12/2012 · By Jacquelyn Boyt


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