It looks like female in some and male in 3Well, they are definitely not female calyxes. No paired white hairs.
The knobs COULD be vegetative growth that will open up into leaves, but I don't think so. Keep an eye on them, then either prepare your male to breed, or chop him up for edibles.
Right, and in picture 1 you can see the shape being more defined.3 could be balls wen u zoom in