Carolinas and Georgia

651

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales

WEAKLEY'S FLORA (11/30/12):
Helianthus schweinitzii   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Helianthus schweinitzii   FAMILY Asteraceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-65-003:
Helianthus schweinitzii   FAMILY Asteraceae

 

COMMON NAME:
Schweinitz's Sunflower


map
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Look for it in clayey soils of woodlands and roadsides, in areas formerly with post oak-blackjack oak savannas, xeric oak-pine woodlands, or "Piedmont prairies," now primarily on mowed road or powerline rights-of-way, per Weakley's Flora

Forb
Perennial

Native to the Carolinas
Documented growing wild in - NC SC

Rare (primarily within 100 km of Charlotte, NC)

 

full sun partial shade

LEAVES:
Simple
Lower opposite, upper alternate

FLOWER:
Summer/Fall
Rays: Yellow
Disc: Yellow
Disc flowers bisexual & fertile/ Ray flowers pistillate but sterile
Inferior ovary

FRUIT:
Summer/Fall
Brown
Achene

 

TO LEARN MORE about this plant, look it up in a good book!



Helianthus schweinitzii   FAMILY Asteraceae

Schweinitz's Sunflower