Delaware Wildflowers • Families • Asteraceae
Bidens bipinnata
Spanish Needles(Spanish-needle Tick-seed)
Asteraceae — Aster familyNative
Cape Henlopen State Park
September 2001
Rehoboth Beach
September 2019
Guide to Bidens of Delaware
Search Google • Delaware • USDA
Photos copyright David G. Smith
Information from the Delaware Flora Checklist used with author's permission.