Reyna Stonebranch is a Herbalism trainer located at the southern side of the Great Forge in Ironforge.
In-game Picture
Location in Ironforge
You can find her inside the Ironforge Physician shop.
Coordinates: 55.4, 58.8
If you are using the TomTom addon, then you can use this command:
/way Ironforge 55.4 58.8 Reyna Stonebranch
