Flower I/D please

[Peter123]

This little plant (at the base of a tall tree) has been in bloom all winter.
I would appreciate I/D.

Flower in the snow 24.01.21 small by Peter Stephens, on Flickr

 

[DemiLion]

Right click, 'search for image' gives:

Iris unguicularis - Wikipedia

en.wikipedia.org

 

[Peter123]

Thank you.
Thats a useful subject finder you have taught me.

 

[CraigV]

Right click, 'search for image' gives:

Iris unguicularis - Wikipedia

en.wikipedia.org

I was going to say it's an Iris. There's an app the OP may want to try, PlantSnap. Photograph any plant/tree and the app let's you know what it is. Brill idea!