This anthology call for "Behind the Yellow Wallpaper: New Tales of Madness" looks interesting. They're looking for short stories of 1000 to 3000 words that use a feminine approach to issues that impact women's mental health. The deadline is December 15, there's no mention of payment. You can find the details here.
Here's a link to the short story "Behind the Yellow Wallpaper" that they refer to in the submission guidelines.