Delaware Wildflowers • Common names
Swamp Sunflower
Helianthus angustifoliusAsteraceae — Aster family
Uncommon native
Upper Pike Creek Road
September 2011
This is almost certainly planted at Pike Creek, not a native population.
Guide to Helianthus of Delaware
Search Google • Delaware • USDA
Photos copyright David G. Smith
Information from the Delaware Flora Checklist used with author's permission.