It is not even a Monocot, the leaves are of Dicots
There are bracts covering buds in that photo, I believe it is Aucuba japonica especially the 'MonHinsuru' variety.
https://www.instagram.com/sout...
the one that is similar is Aucuba japonica 'Night and Day' but the leaves a bit narrower compares to MonHinsuru
ETA; adding the database pict of Aucuba "Night and Day"
The image from the above misplaced photo, bud partially opened, with bract in red circle
and the cropped image from
https://www.instagram.com/sout... the bud covered in bracts in red circle
