Edelwyss or Edelweiss: How To spell?

The word Edelwyss is misspelled against Edelweiss, a noun meaning "A little, perennial, white, woolly plant (Leontopodium alpinum), growing at high elevations in the Alps."

Word contains consecutive vowels 'EI' in between alphabets edelw & ss is misspelled as 'Y'
Wrong Spelling:  edelw-y-ss 
Correct Spelling:  edelw-ei-ss 
Explore spell check of Edelweiss to spell without errors.