Gathering for a bustle skirt (not a pattern but useful)
long tail pattern. I think this is possibly for window treatments - I am not sure - but it might come in as a handy concept if you want to have a ruffle on a skirt.
Crafts & Sewing
Asymmetrical swag treatment
swag and jabot curtains - Google Search
Arch Window Treatment traditional curtains
Arched Scarf Swgs
Swags custom drapery types guide how to windows treatment
Projects to Try
Шторы для ресторана и кафе - Ателье "Ваш Мастер"