If you find a male part, you simply pinch it off before it has a chance to ripen and open.
Crowning is also called foxtailing. It can be genetic or it might be from too intense of light and/or high temps. It is basically a bunch of calyxes growing directly on top of one another and creates a long tail, crown or spire.
https://www.opengrow.com/uploads/gallery/album_3093/gallery_6278_3093_74290.jpg
~MacG