Delaware Wildflowers • Common names
Tall Blue Lettuce
Lactuca biennisAsteraceae — Aster family
Native
Tweed's Park
September 2009
The seed and pappus together are about 1cm long.
September 2011
Guide to Lactuca of Delaware
Search Google • Delaware • USDA
Photos copyright David G. Smith
Information from the Delaware Flora Checklist used with author's permission.