Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Helianthus debilis ssp. debilis
FAMILY
Asteraceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Helianthus debilis ssp. debilis
FAMILY
Asteraceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Helianthus debilis ssp. debilis
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21 (2006)
Helianthus debilis ssp. debilis
INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Helianthus debilis
COMMON NAME:
East Florida Beach Sunflower
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Alan S. Weakley asw_10231861214849348
July Georgetown County SC
Ray florets 11-20. Disc floret corolla lobes usually reddish. Anthers dark, per Flora of North America.
Alan S. Weakley asw_10231861435254858
July Georgetown County SC
This has exploded at Pawleys Island after first showing up several years ago after a hurricane. — Alan Weakley
JK Marlow jkm231104_6590
November Georgetown County SC
Stems glabrous or puberulent; leaves serrulate to evenly serrate, per Weakley's Flora (2023).
JK Marlow jkm231104_6592
November Georgetown County SC
Phyllaries 20-30, acute to long-attenuate at tip, per Weakley's Flora (2023).
Alan S. Weakley asw_67110309_2
December Georgetown County SC
Stems decumbent, with ascending or erect flowering branches, per Weakley's Flora (2023).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Helianthus debilis ssp. debilis
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Helianthus debilis ssp. debilis
FAMILY
Asteraceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Helianthus debilis ssp. debilis
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 19-20-21
Helianthus debilis ssp. debilis
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933, 1938)
Helianthus debilis
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