Native plant · ASTERACEAE
Helianthus debilis subsp. debilis
EAST COAST DUNE SUNFLOWER; cucumberleaf sunflower
Also known as: Helianthus debilis
Florida native plant record
This profile summarizes published Florida Seed Bank directory data for Helianthus debilis subsp. debilis. County information reflects documented specimen or occurrence evidence and does not guarantee current presence at a site.
- Scientific name
- Helianthus debilis subsp. debilis
- Family
- ASTERACEAE
- Genus
- Helianthus
- Order
- ASTERALES
- Classification
- Dicots
- Recorded status
- Native; Endemic; FAC (NWPL)
- Recorded synonyms
- Helianthus debilis
- Florida range
- Florida Keys · Central Florida · South Florida · North Florida
- Vouchered / Found in Florida
- Monroe; Volusia; Brevard; Palm Beach; St. Johns; Flagler; Martin; Broward; Miami-Dade; Indian River; St. Lucie; Pinellas; Lee; Collier
Verified ecology and propagation
- Sunlight
- full sun
- Soil
- sand
- Restoration considerations
- Habitats: Disturbed areas; beaches; Life history: Annual/Perennial; semi-evergreen; Flowering: June to August; Flowering height: Groundcover, up to 3 feet high; Guide notes: Sandy site in full sun; not freeze tolerant
Where documented in Florida
Monroe; Volusia; Brevard; Palm Beach; St. Johns; Flagler; Martin; Broward; Miami-Dade; Indian River; St. Lucie; Pinellas; Lee; Collier
Historical specimen evidence; current presence and complete county coverage are not confirmed.
Related Florida native plants in Helianthus
- Helianthus agrestis — SOUTHEASTERN SUNFLOWER
- Helianthus angustifolius — NARROWLEAF SUNFLOWER; SWAMP SUNFLOWER
- Helianthus atrorubens — PURPLEDISK SUNFLOWER
- Helianthus carnosus — LAKESIDE SUNFLOWER; FLATWOODS SUNFLOWER
- Helianthus debilis subsp. cucumerifolius — CUCUMBERLEAF DUNE SUNFLOWER
- Helianthus debilis subsp. vestitus — WEST COAST DUNE SUNFLOWER; West Florida Beach Sunflower
Data provenance
Florida Seed Bank preserves source attribution and separates documented records from interpretation. See the plant data credits for directory sourcing and licensing notes.