Native & Naturalized Plants of the Carolinas & Georgia


3388

Forb
Annual

Native: to the Plains states
Documented growing wild in GA NC SC

Uncommon

Look for it in disturbed areas, often cultivated in gardens, sometimes cultivated in fields, per Weakley's Flora

map
To see a detailed map, click here

 

LEAVES:
Simple
Lower opposite, upper alternate

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

FRUIT:
Summer/Fall
Striped
Achene

 

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



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

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

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Helianthus annuus   FAMILY Asteraceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 179-65-022:
Helianthus annuus   FAMILY Asteraceae

 

COMMON NAME:
Common Sunflower


Click or hover over the thumbnails to see larger pictures.

image of Helianthus annuus

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hean3_001_lvd

        

image of Helianthus annuus

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_hean3_014_lvd

        

image of Helianthus annuus

JK Marlow    jkm130614_249

June    Spartanburg County    SC

Leaves triangular-ovate, acute to acuminate, serrate, base truncate to cordate, per Vascular Flora of the Carolinas.

image of Helianthus annuus

JK Marlow    jkm100704_005

July    Greenville County    SC

This is the common cultivated sunflower grown for its flowers, seeds, and oil, per Weakley's Flora.

image of Helianthus annuus

JK Marlow    jkm100704_007b

July    Greenville County    SC

Involucral body 2-10cm+ broad; bracts ovate abruptly long-acuminate, spreading, per Vascular Flora of the Carolinas.


click here to see other plants that look similar to this COMPARE involucral bracts of Sunflowers

image of Helianthus annuus

JK Marlow    jkm100704_007c

July    Greenville County    SC