This is a flat circle Absolute Beginner Crochet Series Ep 14: How to Crochet a Flat Circle (beginner friendly!) - YouTube
and this starts the same way as a flat circle except it's sc instead of dc. and she doesn't chain before the next rnd. Maybe that's why it doesn't stay flat?(crochet) How To Crochet a Daffodil - Yarn Scrap Friday - YouTube