Leafless, winter branches, seen against the muddy water of the river Seine after rain.

 

OLYMPUS DIGITAL CAMERA

A pattern of twigs and buds against swirling water

 

OLYMPUS DIGITAL CAMERA

and in context, seen over the lower quay.

 

OLYMPUS DIGITAL CAMERA

Poplar trunks in shadow against bright water

 

OLYMPUS DIGITAL CAMERA

and in sunshine, forming a backdrop to a quayside book stall.

All the trees are rooted on the lower quay with the main trunk out of view from the road above. The white barked poplars in the last picture are (not surprisingly) Populus alba or white poplar. Those in the other pictures are aspen poplar, Populus tremula. 

(Click on any photo for a closer view)