Favoritos de seraphinpoudrier

Found as is

Tentative ID. On Hieracium umbellatum.

Maybe

Tentative ID

Very tentative ID

Possible ?

Not sure if leaves (picture 3) are from this plant

App's suggestion

On Asclepias incarnata

On Rosa acicularis ?

With gall

On Cirsium arvense

On Asclepias syriaca

Tentative ID

Possible? App's suggestion...

On top, a pale and smaller specimen. At the bottom, a darker and bigger specimen, with something coming out (and in) from its behind. Any explanation, @sdjbrown ? Thank you so much.

Maybe,

Not sure

Or Ribes ?

On Populus (deltoides ?)

Maybe