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
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_hean3_001_lvd
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USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_hean3_014_lvd
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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.
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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.
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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.
COMPARE
involucral bracts of Sunflowers
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JK Marlow jkm100704_007c
July Greenville County SC