Gaaltheria or Gaultheria: How To spell?

The word Gaaltheria is misspelled against Gaultheria, a noun meaning "A genus of ericaceous shrubs with evergreen foliage, and, often, edible berries. It includes the American winter-green (Gaultheria procumbens), and the larger-fruited salal of Northwestern America (Gaultheria Shallon)."