Dig deeper at SERNEC, a consortium of southeastern herbaria.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA (11/30/12):
Helianthus verticillatus
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Helianthus ×verticillatus
FAMILY
Asteraceae
COMMON NAME:
Whorled Sunflower
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Richard and Teresa Ware rtw_h_verticillat_1
September
Rays 10-19. Disc florets with yellow lobes, dark anthers & yellow appendages, per Flora of North America.