Imperial Trellis by Kelly Wearstler. You know when you see something for the first time and you think "hmm, that's nice" and then all of a sudden it keeps popping up everywhere... well, that's exactly what happen to me and this pattern. I can't get enough apparently so recently I've started saving some pictures of it - here's a roundup of some favorite applications of the versatile (and addictive) pattern...
This is the pattern... you may remember it from an earlier post wallpaper
robin karp interiors
house & garden