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Lactuca biennis (Moench) Fern.
(Lactuca spicata)
Tall Blue Lettuce
Asteraceae — Aster family
Native
Lactuca biennis
Tweed's Park
September 2009
Lactuca biennis
Tweed's Park
September 2009
Lactuca biennis
Tweed's Park
September 2009
Lactuca biennis
September 2011
The seed and pappus together are about 1cm long.