Christmas tree
A Christmas tree was typically any conifer tree that was decorated with lights and ornaments during the Christmas season. The simile "lit up" or "bypassed like a Christmas tree" was used to describe well lit objects.

A Christmas tree was among the holiday decor present in Captain Jean-Luc Picard's Nexus-induced visions of family life. ()

In 2372, the crew of  found themselves tethered to some kind of large plant, later revealed to be a Christmas tree, after the  who was later referred to as Quinn reduced the ship to the size of a Christmas ornament, as he attempted to escape from Q. ()

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de:Weihnachtsbaum
Earth plants
Religious items