The shape of a sleeve, partial name of a flower, When I call to others, I'm up in a tower. What am I?

I live between things, but am hard to define. I can deteriorate over time. I am always found amongst other things. I can be found in many edible animals; there are lots in wings. Sometimes I go up in smoke.

Some have one pair, some have two. I smell with no nose, taste with no mouth, touch with no hands, it's true! I'm in love with molecules, a most complex tool Stabilizer, a compass, temperature, what can't I do? Some use me to swim in the deep blue.

To follow behind you real close. A rough, first, and final approach. Might feel me through cracks, I fill up your glass, and match you with team and a coach.

Something that directs your attention here, it's tactile and its purpose clear. Yet should this noun be in dispute, it can change to a verb for legal pursuit.