Something is capped if it has something on top of it. Birds with a colored patch on top of their heads are often described as capped. Mountains covered with snow are called snow-capped.
Something that has been closed with a lid on top has been capped.
The gum flowers in the picture are just shedding their caps and opening.
Something that has been closed with a lid on top has been capped.
The gum flowers in the picture are just shedding their caps and opening.