Seems to be poisonous by the color. Family Unknown. Mushroom series is inspired by an old "Illustrated Guide to Herbal Medicine" by Kanen Iwasaki from the Edo Period (1603-1867).
Product
BrandKYO-TO-TO Size 1.5cmx3cm MaterialEmbroidery thread: 100% Rayon, Glue Sheet: 100% Nylon Made inKyoto, Japan
This patch Stick-on and Iron-on too.
Attention
The patches can be ironed on cotton and polyester materials. UV thread is used for the white parts and is a heat-sensitive material. Use a damp cloth with low-ironing as threads may melt with hot-ironing. Machine-stitch is recommended to enhance strength.