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Helianthus debilis
Helianthus debilis Nutt.
Cucumberleaf Sunflower, Cucumber-leaf Sunflower, Beach Sunflower
Asteraceae (Aster Family)
Synonym(s):
USDA Symbol: HEDE4
USDA Native Status: L48 (N)
The hairy, branched flowering stems, sometimes red/brown mottled, of beach sunflower rise up to 6 ft. above 1-3 ft. long, decumbent stems. Leaves may be entire or shallowly lobed. Flower heads bear yellow rays and reddish discs.
Plant Characteristics
Duration: AnnualHabit: Herb
Size Notes: Up to about 6 feet tall.
Leaf: Green
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom Information
Bloom Color: YellowBloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec
Distribution
USA: AL , CT , FL , GA , LA , MA , MD , ME , MI , MS , NC , NH , PA , RI , SC , TX , VA , VT , WVNative Distribution: Coastal areas from NC to FL & TX
Native Habitat: Dunes and disturbed areas throughout coastal areas
Growing Conditions
Water Use: MediumLight Requirement: Sun
CaCO3 Tolerance: High
Soil Description: Sandy soils.
Benefit
Conspicuous Flowers: yesValue to Beneficial Insects
Special Value to Native BeesThis information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
National Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | FAC | UPL | FAC | UPL | UPL |
Wildflower Center Seed Bank
LBJWC-MM-758 Collected 2006-08-11 in Caldwell County by Lady Bird Johnson Wildflower CenterWeb Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Research Literature
Reslit 997 - Cutting propagation and container production of 'Flora Sun' beach sunflower (2000) J. G. Norcini and J. H. AldrichReslit 1217 - Genome scan of hybridizing sunflowers from Texas (Helianthus annuus and H. debilis) reveals asymmetric patterns of introgression and small islands of genomic differentiation (2010) M. Scascitelli, K. D. Whitney, R. A. Randell, M. K...
Reslit 1229 - Phylogenetic relationships in Helianthus (Asteraceae) based on nuclear ribosomal DNA internal transcribed spacer region sequence data (1998) E. E. Schilling, C. R. Linder, R. D. Noyes and L. ...
Reslit 1503 - Adaptive introgression of herbivore resistance traits in the weedy sunflower Helianthus annuus (2006) K. D. Whitney, R. A. Randell and L. H. Rieseberg
Reslit 1683 - Callus development and plant regeneration from different explants of six wild species of sunflower (Helianthus L.) (1992) M. S. Punia and N. E. Bohorova
Reslit 1785 - First report of a 'Candidatus Phytoplasma asteris'-related strain associated with little leaf disease of Helianthus debilis in Florida, USA (2008) N. A. Harrison and E. E. Helmick
Reslit 1975 - Helianthus annuus ssp. texanus has chloroplast DNA and nuclear ribosomal RNA genes of Helianthus debilis ssp. cucumerifolius (1990) L. H. Rieseberg, S. Beckstromsternberg and K. Doan
Reslit 2022 - Pollinator efficiency of some insects in relation to wild species populations of Helianthus L (1997) S. Meynie and R. Bernard
Reslit 2062 - Transfer of Powdery Mildew Resistance from Helianthus debilis Nutt. to Cultivated Sunflower (1985) C. C. Jan and J. M. Chandler
Reslit 2124 - Evaluation of Cucumberleaf Sunflower, Helianthus debilis Nutt for Beautification and Erosion Control on Coastal Areas (1982) R. M. Craig and D. C. Smith
This information was provided by the Florida WIldflower Foundation.
Search More Titles in Research Literature
Additional resources
USDA: Find Helianthus debilis in USDA PlantsFNA: Find Helianthus debilis in the Flora of North America (if available)
Google: Search Google for Helianthus debilis
Metadata
Record Modified: 2022-12-28Research By: TWC Staff