Description
This design is featured in Nimbus Paints - Gloriosa, a leaflet from Juniper Moon Farm, and uses Juniper Moon Farm yarn including Nimbus Paints
Errata
Please note some versions of this pattern may be missing this important line:

Shawl Edging
Set up for edging.
Cut yarn. With RS facing and starting at the upper corner of the left wing, work set-up row as follows: