Not Swiss Chard

D planted some Swiss Chard seeds a few weeks ago, hoping, of course, for Swiss Chard to fix one night. What he got is something entirely different, but what we're not sure. Our plants look rather squash or gourd-like, like this:


Whereas we think real Swiss Chard should look like:



If you've got any ideas what we've got, we'd love to hear it. I think I've finally fixed it so people can comment, but I can't test it, because it lets me do whatever (except when Blogger doesn't like me and eats my posts, but that's another post (which Blogger ate, because I guess it doesn't like me complaining about it)).