StoneRoad2013's photos with the keyword: Swallowtail

Milk Parsley in flower. Selinum palustre is a previous name for this plant. en.wikipedia.org/wiki/Peucedanum_palustre This plant needs to be encouraged - it is the primary [if not sole] food plant for the caterpillars of the very rare Swallowtail butterfly. [currently, it confined to areas of the Norfolk Broads - and despite looking, I didn't see one]. en.wikipedia.org/wiki/Papilio_machaon