Native plant · ASTERACEAE
Helianthus angustifolius
NARROWLEAF SUNFLOWER; SWAMP SUNFLOWER
Florida native plant record
This profile summarizes published Florida Seed Bank directory data for Helianthus angustifolius. County information reflects documented specimen or occurrence evidence and does not guarantee current presence at a site.
- Scientific name
- Helianthus angustifolius
- Family
- ASTERACEAE
- Genus
- Helianthus
- Order
- ASTERALES
- Classification
- Dicots
- Recorded status
- Native; FACW (NWPL); FACW (DEP)
- Florida range
- Central Florida · Panhandle · South Florida · North Florida
- Vouchered / Found in Florida
- Hillsborough; Okaloosa; Pasco; Martin; Franklin; Pinellas; Volusia; Hernando; Citrus; Okeechobee; Manatee; DeSoto; Hardee; Clay; Sumter; Marion; Brevard; Sarasota; Flagler; Orange; Nassau; Escambia; Lake; Gadsden; Polk; Osceola; Walton; Highlands; Calhoun; Jefferson; Leon; Charlotte; Lee; Columbia; Liberty; Suwannee; Seminole; Alachua; Indian River; Palm Beach
Verified ecology and propagation
- Native habitat
- flatwoods; wetland
- Moisture
- moist
- Restoration considerations
- Habitats: Flatwoods; bogs, marshes; disturbed areas; secondary woods; Life history: Perennial; Flowering: September to October; Flowering height: 2 feet, but up to 6 feet; Guide notes: Moist site; very showy yellow fall flower; spreads vegetatively
Where documented in Florida
Hillsborough; Okaloosa; Pasco; Martin; Franklin; Pinellas; Volusia; Hernando; Citrus; Okeechobee; Manatee; DeSoto; Hardee; Clay; Sumter; Marion; Brevard; Sarasota; Flagler; Orange; Nassau; Escambia; Lake; Gadsden; Polk; Osceola; Walton; Highlands; Calhoun; Jefferson; Leon; Charlotte; Lee; Columbia; Liberty; Suwannee; Seminole; Alachua; Indian River; Palm Beach
Historical specimen evidence; current presence and complete county coverage are not confirmed.
Related Florida native plants in Helianthus
- Helianthus agrestis — SOUTHEASTERN SUNFLOWER
- Helianthus atrorubens — PURPLEDISK SUNFLOWER
- Helianthus carnosus — LAKESIDE SUNFLOWER; FLATWOODS SUNFLOWER
- Helianthus debilis subsp. cucumerifolius — CUCUMBERLEAF DUNE SUNFLOWER
- Helianthus debilis subsp. debilis — EAST COAST DUNE SUNFLOWER; cucumberleaf 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.