Alright then. What on earth could this possibly be?

Well, it’s green, that’s for sure. But having cunningly cut out the background and replaced it with a neutral shade, there’s no context that could help to place it.
Is it a character from a kids cartoon? No.
Is it a previously undiscovered species of flower? No.
Is it an alien life form? No.
Here’s a clue:

It is, in fact, the tap of a large (8 litre) bottle of mineral water: the kind that rests on its side at the end of the dining table.. Obvious when you think about it….
Lens-Artists Challenge: What is it?